CAS 5173-46-6

Estra-4,9-Diene-3,17-Dione

Description:

Estra-4,9-Diene-3,17-Dione, also known as estrone, is a steroid hormone and a key member of the estrogen family. It is characterized by its structure, which includes a phenolic A-ring and a ketone group at the C3 and C17 positions, contributing to its biological activity. This compound is typically found in the ovaries, adrenal glands, and peripheral tissues, playing a crucial role in the regulation of the menstrual cycle and reproductive system. Estra-4,9-Diene-3,17-Dione exhibits both estrogenic and anti-estrogenic properties, depending on the target tissue and concentration. It is also involved in various physiological processes, including bone density maintenance and cardiovascular health. The substance is often studied for its implications in hormone replacement therapy and its potential role in certain cancers. Due to its biological significance, it is important to handle this compound with care in laboratory settings, adhering to safety protocols to mitigate any health risks associated with exposure.

Formula: C₁₈H₂₂O₂

InChI: InChI=1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h10,15-16H,2-9H2,1H3/t15-,16+,18+/m1/s1

InChI key: InChIKey=BHTWZQKERRCPRZ-RYRKJORJSA-N

SMILES: CC12CCC3=C4CCC(=O)C=C4CCC3C1CCC2=O

Synonyms:

• 19-Norandrosta-4,9-diene-3,17-dione
• Methyldienedione
• Trena

Estra-4,9-diene-3,17-dione

CAS: 5173-46-6

Formula: C₁₈H₂₂O₂

Purity: >95.0%(HPLC)

Color and Shape: White to Orange to Green powder to crystal

Molecular weight: 270.37

Ref: 3B-E0920

Estra-4,9-diene-3,17-dione

Controlled Product

CAS: 5173-46-6

Formula: C₁₈H₂₂O₂

Color and Shape: Neat

Molecular weight: 270.37

Ref: 86-MM1007.03

(-)-Estra-4,9-diene-3,17-dione

Controlled Product

CAS: 5173-46-6

Applications A potential metabolite of STS 557 (Dienogest)(D441870). A steroid with antiglucocorticoid activity.
References Kloosterboer, H., et al.: J. Steroid Biochem., 31, 567 (1988),

Formula: C₁₈H₂₂O₂

Color and Shape: Neat

Molecular weight: 270.37

Ref: TR-E668550

(-)-Estra-4,9-diene-3,17-dione (1 mg/ml in Acetonitrile)

Controlled Product

CAS: 5173-46-6

Formula: C₁₈H₂₂O₂

Color and Shape: Colourless To Light Yellow

Molecular weight: 270.37

Ref: TR-KIT4580

Dienogest EP Impurity B

CAS: 5173-46-6

Formula: C₁₈H₂₂O₂

Molecular weight: 270.4

Ref: ST-EA-CP-D37002