WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 315235

CAS#: 10448-96-1

Description: Almestrone (developmental code names Ba 38372, Ciba 38372), also known as 7α-methylestrone, is a synthetic, steroidal estrogen which was synthesized in 1967 but was never marketed. It is used as a precursor in the synthesis of several highly active steroids.

Chemical Structure

CAS# 10448-96-1

Theoretical Analysis

MedKoo Cat#: 315235
Name: Almestrone
CAS#: 10448-96-1
Chemical Formula: C19H24O2
Exact Mass: 284.17763
Molecular Weight: 284.39
Elemental Analysis: C, 80.24; H, 8.51; O, 11.25

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Synonym: Almestrone; BA38372; BA-38372; BA 38372; Ciba 38372; Ciba-38372; Ciba38372; 7α-methylestrone;

IUPAC/Chemical Name: 3-Hydroxy-7a-methylestra-1,3,5(10)-trien-17-one


InChi Code: InChI=1S/C19H24O2/c1-11-9-12-10-13(20)3-4-14(12)15-7-8-19(2)16(18(11)15)5-6-17(19)21/h3-4,10-11,15-16,18,20H,5-9H2,1-2H3/t11-,15-,16+,18-,19+/m1/s1

SMILES Code: C[C@]1([C@](CC2)([H])[C@]3([H])[C@H](C)CC4=C(C=CC(O)=C4)[C@@]3([H])CC1)C2=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO.

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 284.39 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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