Products 17652-16-3

CAS 17652-16-3 appears in our catalog under these names: Progesterone EP Impurity K, Progesterone Impurity 12（Progesterone EP Impurity K）, Pregna-4,9(11)-diene-3,20-dione (90%), Pregna-​4,​9(11)​-​diene-​3,​20-​dione, Pregna-4,9(11)-diene-3,20-dione (90%), 98%, 98%. Offered by: Chemat Brand, Hubei YoungXin, TRC, Biosynth, Chemat. Available pack sizes: on request, 10mg, 25mg, 50mg, 100mg, 200mg.

Progesterone EP Impurity K
Chemat Brand
  • size: on request
  • Variants: 3
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Progesterone Impurity 12（Progesterone EP Impurity K）
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
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Pregna-4,9(11)-diene-3,20-dione (90%)
TRC
  • size: 100mg, 10mg, 50mg
  • Variants: 3
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Pregna-​4,​9(11)​-​diene-​3,​20-​dione
Biosynth
  • size: 50mg, 100mg
  • Variants: 2
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Pregna-4,9(11)-diene-3,20-dione (90%), 98%, 98%
Chemat
  • size: 100mg
  • Variants: 1
from 29598.80
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Structural formula: {0} (CAS {1})

Pregna-4,9(11)-diene-3,20-dione is a 20-oxo steroid, a 3-oxo-Delta(4) steroid and a C21-steroid. It derives from a hydride of a pregnane.

Source: ChEBI

Identity
Molecular formulaC21H28O2
Molecular weight312.4 g/mol
IUPAC name(8S,10S,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one
InChIKeyLCXMRSLFWMMCAS-WRJHFWDFSA-N
SMILESCC(=O)[C@H]1CC[C@@H]2[C@@]1(CC=C3[C@H]2CCC4=CC(=O)CC[C@@]43C)C

Computed by PubChem (NCBI)

Synonyms: Pregna-4,9(11)-diene-3,20-dione, 9-Dehydro-Progesterone, Progesterone impurity K [EP], PROGESTERONE IMPURITY K [EP IMPURITY], PROGESTERONE IMPURITY K (EP IMPURITY), Progesterone impurity K, Progesterone EP Impurity K, Pregna-4,9(11)-diene-3,20-dione (90%), Pregna-?4,?9(11)?-?diene-?3,?20-?dione (90%), 9,11-Dehydroprogesterone
Isomers (same molecular formula)
(8S,9R,10S,13R,14R,17S)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8R,9S,10R,13S,14S,17Z)-17-ethylidene-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthrene-3,16-dione C21H28O2
2,6-ditert-butyl-4-phenylmethoxyphenol C21H28O2
(8R,9S,10R,13S,14S,17E)-17-ethylidene-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthrene-3,16-dione C21H28O2
(8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8R,9S,10R,13S,14S,17S)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8S,9S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8R,9S,10R,13R,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,11,12,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8R,9S,13S,14S)-13-methyl-3-propoxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-one C21H28O2
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H28O2
(8S,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H28O2