01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical substances and Biochemical substances and natural elements for use in the following fields: manufacture of the following goods: Pharmaceuticals, Veterinary health products, Food stuff, Dietetic products, Cosmetic products, cleaning products and Products for personal care; Chemical compositions and materials for use in cosmetics; Chemical compositions and materials for use in the manufacture of cosmetics; Active chemical ingredients for use in the manufacture of pharmaceuticals; Chemical substances for use in the production of drugs; Chemical and organic compositions for use in the manufacture of food and beverages; Chemical substances, chemical materials and chemical preparations, and natural elements; Chemicals for use as ingredients in the course of manufacture.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical compositions and materials for scientific use;
chemical materials and compositions for use in cosmetics;
active chemical ingredients for use in the manufacture of
pharmaceutical substances; chemical substances for use in
drug production; chemical substances, chemical materials and
chemical preparations, and natural elements; chemical active
ingredients; active chemical ingredients; chemical products
for use as ingredients during manufacturing; chemical
substances for use as food ingredients; chemical
compositions and materials for use in the manufacture of
cosmetics; chemical and organic compounds for use in the
manufacture of food and beverages; chemical and biochemical
substances and natural elements for use in the manufacture
of pharmaceutical, veterinary, food, dietetic, cosmetic and
personal care products.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical compositions and preparations for scientific use; chemical preparations and compositions for use in the manufacture of cosmetics; active chemical ingredients for use in the manufacture of pharmaceutical substances; chemical substances for use in drug production; chemical active ingredients, namely cocrystals for use in the manufacture of cosmetics, pharmaceuticals, nutritional supplements, dietetic foods and veterinary preparations; active chemical ingredients for use in the manufacture of cosmetics, pharmaceuticals, nutritional supplements, dietetic foods and veterinary preparations; chemical preparations for use as ingredients during manufacturing of cosmetics, pharmaceuticals, nutritional supplements, dietic foods and veterinary preparations; chemical additives for use in the manufacture of food; chemical compositions and preparations for use in the manufacture of cosmetics; chemical and organic chemical compounds for use in the manufacture of food and beverages; chemical and biochemical substances and natural elements in the nature of cocrystal preparations, all for use in the manufacture of pharmaceutical preparations, veterinary preparations, food, dietetic preparations, cosmetics and personal care products
4.
COCRYSTALS OF PTEROSTILBENE AND COMPOSITIONS COMPRISING THEM
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande López, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
The present disclosure relates to a cocrystal of pterostilbene and a coformer capable to form hydrogen bond interactions, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The present disclosure also relates to a composition comprising the cocrystal.
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande López, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
It is provided a cocrystal of a compound of formula (I) or of a compound formula (II) wherein X and Y are independently selected from —CH2— and —C(CH2)—, provided that al least one of X or Y is —CH2—; R1 is —CHCH3—Zm—Wn—(CH2)o-Tp-S, wherein Z is O, and m is 0 or 1; W is R4CH CHR5, wherein either R4 and R5 are H and the dashed line indicates that there is a single bond, or R4 and R5 together are forming a bond and the dashed line indicates that there is a double bond, and n is 0 or 1; o is 0, 1 or 3; T is selected from the group consisting of —CHR6—, —C(O), wherein R6 is —OH or —CH3, and p is 0 or 1; S is selected from the group consisting of H, (C1-C3) alkyl optionally substituted by —OH, (C1-C3) haloalkyl optionally substituted by —OH, cyclopropyl, or; and R2 is —H or —OH; R3 is H or CH3; and the dashed line in formula (II) indicates a single or a double bond; and a hydrogen bond donor coformer which is a phenolic compound. It is also provided a composition comprising the cocrystal and a personal care product comprising the composition.
It is provided a cocrystal of a compound of formula (I) or of a compound formula (II) wherein X and Y are independently selected from —CH2— and —C(CH2)—, provided that al least one of X or Y is —CH2—; R1 is —CHCH3—Zm—Wn—(CH2)o-Tp-S, wherein Z is O, and m is 0 or 1; W is R4CH CHR5, wherein either R4 and R5 are H and the dashed line indicates that there is a single bond, or R4 and R5 together are forming a bond and the dashed line indicates that there is a double bond, and n is 0 or 1; o is 0, 1 or 3; T is selected from the group consisting of —CHR6—, —C(O), wherein R6 is —OH or —CH3, and p is 0 or 1; S is selected from the group consisting of H, (C1-C3) alkyl optionally substituted by —OH, (C1-C3) haloalkyl optionally substituted by —OH, cyclopropyl, or; and R2 is —H or —OH; R3 is H or CH3; and the dashed line in formula (II) indicates a single or a double bond; and a hydrogen bond donor coformer which is a phenolic compound. It is also provided a composition comprising the cocrystal and a personal care product comprising the composition.
A61K 47/69 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
A61K 47/54 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
01 - Chemical and biological materials for industrial, scientific and agricultural use
03 - Cosmetics and toiletries; cleaning, bleaching, polishing and abrasive preparations
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Chemical compositions and materials for use in science; Chemical compositions and materials for use in cosmetics; Active chemical ingredients for use in the manufacture of pharmaceuticals; Chemical substances for use in the production of drugs; Chemical substances, chemical materials and chemical preparations, and natural elements; Active chemical ingredients; Active chemical ingredients; Chemicals for use as ingredients in the course of manufacture; Chemical substances for use as food ingredients; Chemical compositions and materials for use in the manufacture of cosmetics; Chemical and organic compositions for use in the manufacture of food and beverages; Chemical substances and Biochemical substances and natural elements for use in the following fields: Manufacture of pharmaceuticals, veterinary, food, dietetic preparations, cosmetics and for personal care. Cosmetics and cosmetic preparations; Skin care preparations, not for medical purposes; Lotions, milks and creams for the body (non-medicated); Skin care creams, other than for medical use; Anti-aging skincare preparations; Anti-aging moisturizers; Anti-aging creams; Anti-aging serum for cosmetic use; Hair preparations and treatments; Cosmetic preparations for the hair and scalp, Not for medical purposes; Moisturizers; Soaps for personal use; Sun creams; Cosmetics for protecting the skin from sunburn; Compounds for skin care after exposure to the suns rays; Sun bronzers. Pharmaceuticals and natural remedies; Sanitary preparations for medical purposes; Skin care preparations for medical use; Medicated creams; Pharmacological preparations for skin care; Pharmaceutical preparations for hair care; Dietary supplements and dietetic preparations; Mineral dietary supplements; Dietary supplements for animals; Nutritional supplements; Dietary and nutritional supplements; Vitamin and mineral preparations; Dietetic food preparations adapted for medical use; Nutraceutical preparations for therapeutic or medical purposes; Veterinary preparations and substances; Medicated food supplements; Food supplements for non-medical purposes; Nutritional supplements; Dietetic substances adapted for medical use; Pharmaceutical preparations for treating sunburn; Medicated sunscreen preparations.
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Chemical compositions and materials for use in science; Chemical compositions and materials for use in cosmetics; Active chemical ingredients for use in the manufacture of pharmaceuticals; Chemical substances for use in the production of drugs; Chemical substances, chemical materials and chemical preparations, and natural elements; Active chemical ingredients; Active chemical ingredients; Chemicals for use as ingredients in the course of manufacture; Chemical substances for use as food ingredients; Chemical compositions and materials for use in the manufacture of cosmetics; Chemical and organic compositions for use in the manufacture of food and beverages; Chemical substances and Biochemical substances and natural elements for use in the following fields: Manufacture of pharmaceuticals, veterinary, food, dietetic preparations, cosmetics and for personal care. Mineral dietary supplements; Dietary supplements for animals; Nutritional supplements; Dietary and nutritional supplements; Vitamin and mineral preparations; Dietetic food preparations adapted for medical use; Nutraceutical preparations for therapeutic or medical purposes; Veterinary preparations and substances; Medicated food supplements; Food supplements for non-medical purposes; Nutritional supplements; Dietetic substances adapted for medical use.
8.
Cocrystals of ubiquinone and compositions comprising them
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande Lopez, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
The present invention relates to a cocrystal of ubiquinone and a hydrogen bond donor coformer, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The invention also relates to compositions comprising the cocrystal.
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande Lopez, Dafne
Prohens Lopez, Rafel
Barbas Canero, Rafael
Abstract
The present disclosure relates to a cocrystal of pterostilbene and a coformer capable to form hydrogen bond interactions, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The present disclosure also relates to a composition comprising the cocrystal.
A61K 31/4402 - Non-condensed pyridinesHydrogenated derivatives thereof only substituted in position 2, e.g. pheniramine, bisacodyl
A61K 31/4745 - QuinolinesIsoquinolines ortho- or peri-condensed with heterocyclic ring systems condensed with ring systems having nitrogen as a ring hetero atom, e.g. phenanthrolines
A61K 31/495 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two nitrogen atoms as the only ring hetero atoms, e.g. piperazine
A61P 37/00 - Drugs for immunological or allergic disorders
C07C 43/23 - Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
C07C 65/05 - Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings and containing any of the groups OH, O-metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring o-Hydroxy carboxylic acids
C07C 229/26 - Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having more than one amino group bound to the carbon skeleton, e.g. lysine
C07C 275/00 - Derivatives of urea, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups
C07D 209/08 - IndolesHydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
C07D 239/557 - Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals with other hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. orotic acid
C07D 241/12 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
C07D 257/02 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
C07D 295/03 - Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring with the ring nitrogen atoms directly attached to acyclic carbon atoms
C07D 473/08 - Heterocyclic compounds containing purine ring systems with oxygen, sulfur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande López, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
The present disclosure relates to a cocrystal of pterostilbene and a coformer capable to form hydrogen bond interactions, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The present disclosure also relates to a composition comprising the cocrystal.
C07D 241/04 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
C07D 257/02 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
C07D 295/03 - Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring with the ring nitrogen atoms directly attached to acyclic carbon atoms
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande López, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
2222-; R13mn2opp-S, wherein Z is O, and m is 0 or 1; W is R4CH CHR5, wherein either R4and R5are H and the dashed line indicates that there is a single bond, or R4and R5together are forming a bond and the dashed line indicates that there is a double bond, and n is 0 or 1; o is 0, 1 or 3; T is selected from the group consisting of -CHR6-, -C(O), wherein R6313133) haloalkyl optionally substituted by -OH, cyclopropyl, or; and R2is -H or -OH; R333; and the dashed line in formula (II) indicates a single or a double bond; and a hydrogen bond donor coformer which is a phenolic compound. It is also provided a composition comprising the cocrystal and a personal care product comprising the composicion.
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
C07C 401/00 - Irradiation products of cholesterol or its derivativesVitamin D derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation
A61K 31/592 - 9,10-Secoergostane derivatives, e.g. ergocalciferol, vitamin D2
A61K 31/593 - 9,10-Secocholestane derivatives, e.g. cholecalciferol, vitamin D3
A61K 31/575 - Compounds containing cyclopenta[a]hydrophenanthrene ring systemsDerivatives thereof, e.g. steroids substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande Lopez, Dafne
Prohens Lopez, Rafel
Barbas Canero, Rafael
Abstract
It is provided a cocrystal of a compound of formula (I) or of a compound formula (II) wherein X and Y are independently selected from -CH2- and -C(CH2)-, provided that al least one of X or Y is -CH2-; R1 is -CHCH3-Zm-Wn-(CH2)o-Tp-S, wherein Z is O, and m is 0 or 1; W is R4CH CHR5, wherein either R4 and R5 are H and the dashed line indicates that there is a single bond, or R4 and R5 together are forming a bond and the dashed line indicates that there is a double bond, and n is 0 or 1; o is 0, 1 or 3; T is selected from the group consisting of -CHR6-, -C(O), wherein R6 is -OH or -CH3, and p is 0 or 1; S is selected from the group consisting of H, (C1-C3) alkyl optionally substituted by -OH, (C1-C3) haloalkyl optionally substituted by -OH, cyclopropyl, or; and R2 is -H or -OH; R3 is H or CH3; and the dashed line in formula (II) indicates a single or a double bond; and a hydrogen bond donor coformer which is a phenolic compound. It is also provided a composition comprising the cocrystal and a personal care product comprising the composicion.
C07C 401/00 - Irradiation products of cholesterol or its derivativesVitamin D derivatives, 9,10-seco cyclopenta[a]phenanthrene or analogues obtained by chemical preparation without irradiation
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
13.
Cocrystals of ubiquinol and compositions comprising them
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Prohens López, Rafel
Barbas Cañero, Rafael
Bofill Herrera, Lidia
De Sande López, Dafne
Abstract
The present invention relates to a cocrystal of ubiquinol and a hydrogen bond donor coformer, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The invention also relates to compositions comprising the cocrystal.
C07C 43/23 - Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
C07C 65/05 - Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings and containing any of the groups OH, O-metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring o-Hydroxy carboxylic acids
A61K 45/06 - Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
ALIMENTOMICA, S.L. (Spain)
Inventor
Prohens López, Rafel
Barbas Cañero, Rafael
Portell Bueso, Anna
Palou March, Mariona
Serra Vich, Francisca
Palou March, Andreu
Abstract
The present invention relates to a cocrystal of beta-sitosterol or a pharmaceutically acceptable ester thereof or an edible acceptable ester thereof and an organic carboxylic acid coformer, an hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol and a combination that comprises a cocrystal of beta-sitosterol and an organic carboxylic acid; and the hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol. It also relates to processes for their preparation, and compositions containing them, as well as their use as a medicament or dietary supplement or functional food, and in particular in the prophylaxis and/or treatment of a disease or conditions that involves an alteration of lipid metabolism, circulating levels of lipids in the blood and/or lipid composition in tissues and organs.
A61K 31/56 - Compounds containing cyclopenta[a]hydrophenanthrene ring systemsDerivatives thereof, e.g. steroids
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
15.
COCRYSTALS OF UBIQUINONE AND COMPOSITIONS COMPRISING THEM
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Bofill Herrera, Lidia
De Sande Lopez, Dafne
Prohens López, Rafel
Barbas Cañero, Rafael
Abstract
The present invention relates to a cocrystal of ubiquinone and a hydrogen bond donor coformer, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The invention also relates to compositions comprising the cocrystal.
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
Inventor
Prohens López, Rafel
Barbas Cañero, Rafael
Bofill Herrera, Lidia
De Sande López, Dafne
Abstract
The present invention relates to a cocrystal of ubiquinol and a hydrogen bond donor coformer, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The invention also relates to compositions comprising the cocrystal.
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
ALIMENTOMICA, S.L. (Spain)
Inventor
Prohens Lopez, Rafel
Barbas Canero, Rafael
Portell Bueso, Anna
Palou March, Mariona
Serra Vich, Francisca
Palou March, Andreu
Abstract
The present invention relates to a cocrystal of beta-sitosterol or a pharmaceutically acceptable ester thereof or an edible acceptable ester thereof and an organic carboxylic acid coformer, an hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol and a combination that comprises a cocrystal of beta-sitosterol and an organic carboxylic acid; and the hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol. It also relates to processes for their preparation, and compositions containing them, as well as their use as a medicament or dietary supplement or functional food, and in particular in the prophylaxis and/or treatment of a disease or conditions that involves an alteration of lipid metabolism, circulating levels of lipids in the blood and/or lipid composition in tissues and organs.
A61K 31/575 - Compounds containing cyclopenta[a]hydrophenanthrene ring systemsDerivatives thereof, e.g. steroids substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
CENTER FOR INTELLIGENT RESEARCH IN CRYSTAL ENGINEERING, S.L. (Spain)
ALIMENTOMICA, S.L. (Spain)
Inventor
Prohens López, Rafel
Barbas Cañero, Rafael
Portell Bueso, Anna
Palou March, Mariona
Serra Vich, Francisca
Palou March, Andreu
Abstract
The present invention relates to a cocrystal of beta-sitosterol or a pharmaceutically acceptable ester thereof or an edible acceptable ester thereof and an organic carboxylic acid coformer, an hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol and a combination that comprises a cocrystal of beta-sitosterol and an organic carboxylic acid; and the hydrate crystal form of beta-sitosterol having 1.25 molecules of water per molecule of beta-sitosterol. It also relates to processes for their preparation, and compositions containing them, as well as their use as a medicament or dietary supplement or functional food, and in particular in the prophylaxis and/or treatment of a disease or conditions that involves an alteration of lipid metabolism, circulating levels of lipids in the blood and/or lipid composition in tissues and organs.
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
A61K 31/575 - Compounds containing cyclopenta[a]hydrophenanthrene ring systemsDerivatives thereof, e.g. steroids substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol