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Chemical structure of Ethisterone

GC11436

Ethisterone

Also known as 17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one

Ethisterone (catalogue number GC11436) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 434-03-7. Molecular formula C21H28O2, molecular weight 312.45. IUPAC name: 17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one. Supplied in 3 pack sizes, from 50mg at ₪110.13 to 500mg at ₪244.73; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS434-03-7MW312.45FormulaC21H28O2
CAS number
434-03-7
Molecular weight
312.45
Formula
C21H28O2
Solubility
≥ 31·2mg/mL in DMSO with gentle warming
InChIKey
CHNXZKVNWQUJIB-UHFFFAOYSA-N
Catalogue number
GC11436
Brand
GLPBIO
Computed properties PubChem CID 3288 · XLogP 3.5 · TPSA 37.3 Ų · H-bond donors 1
XLogP
3.5
TPSA
37.3 Ų
H-bond donors
1
H-bond acceptors
2
Rotatable bonds
1
Heavy atoms
23

SMILES CC12CCC(=O)C=C1CCC3C2CCC4(C3CCC4(C#C)O)C

Computed descriptors from PubChem (CID 3288), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.