C18H24O2
272.4 g/mol
APIDanger
19-Norandrostenedione
CAS734-32-7EC211-995-8
Category
API
Compound Class
Steroid
Primary Use
Pharmaceutical Raw Material
19-Norandrostenedione is a synthetic steroid compound that serves as an active pharmaceutical ingredient. It is structurally related to androstenedione but lacks the methyl group at the 19th carbon position, making it a 19-nor derivative.
active pharmaceutical ingredient for pharmaceutical manufacturingresearch compound for steroid chemistry studies
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 734-32-7
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Safety Reference
Danger
H302Harmful if swallowed
H312Harmful in contact with skin
H351Suspected of causing cancer
H360May damage fertility or the unborn child
H361Suspected of damaging fertility or the unborn child
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name
(8R,9S,10R,13S,14S)-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione
InChIKey
JRIZOGLBRPZBLQ-QXUSFIETSA-N
SMILES
C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CCC4=CC(=O)CC[C@H]34
Synonyms (33)
- Norethisterone EP Impurity B; Norethisterone Acetate EP Impurity J
- (+)-Estr-4-ene-3,17-dione
- 19-N-Andro;
- 19-NOR-4-ANDROSTENE-3,17-DION
- 19-Nor-4-androstenedione
- 19-Norandrostenedione
- 19-nor-A-dione
- 19-norandrost-4-en-3,17-dione
- 4-NORENDION
- 4-NORENDIONE
- 4-OESTREN-3,17-DIONE
- 4-OESTRENDIONE
- Bolandione
- Estra4-ene-3,17-dione
- NORETHISTERONE IMPURITY B
- Norandrostenedione
- Nordione
- delta4-Estrene-3,17-dione