STEROIDS

Industry

  • CPC
  • C07J

Current Industry

Sub Industries

C07J1/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom C07J11/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 3 C07J13/00Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17 C07J15/00Stereochemically pure steroids containing carbon, hydrogen, halogen or oxygen having a partially or totally inverted skeleton C07J17/00Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton C07J19/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 by a lactone ring C07J21/00Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton C07J3/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom C07J31/00Normal steroids containing one or more sulfur atoms not belonging to a hetero ring C07J33/00Normal steroids having a sulfur-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton C07J5/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom C07J51/00Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00 C07J53/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class C07J61/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of only one ring by one or two atoms C07J63/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by expansion of only one ring by one or two atoms C07J65/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of two rings, each by one atom C07J67/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by expansion of two rings, each by one atom C07J69/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of only one ring by one atom and expansion of only one ring by one atom C07J7/00Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms C07J71/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring C07J73/00Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms C07J75/00Processes for the preparation of steroids in general C07J9/00Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms