ChemAbout

ChemAbout is a B2B platform where chemical buyers and suppliers discover each other.

Post a purchase requestList your products (for suppliers)
© 2026 ChemAbout
Compound Index|Demand Board|Insights|Exhibitions|Compliance|Help Center|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/API/19-norandrostenedione
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.

Sourcing 19-Norandrostenedione?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→

Related Compounds

ReferenceSame Category

Bifendate

CAS73536-69-3

pharmaceutical raw material

ReferenceSame Category

Ceftazidime dihydrochloride

CAS73547-70-3

pharmaceutical raw material

ReferenceSame Category

Formoterol

CAS73573-87-2

pharmaceutical raw material

ReferenceSame Category

Mevastatin

CAS73573-88-3

pharmaceutical raw material

Safety Reference

Harmful
Harmful
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
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

Sourcing 19-Norandrostenedione?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→