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1,3,5(10)-Estratrien-3,17-beta-diol-16-one

CAS No.
566-75-6
Chemical Name:
1,3,5(10)-Estratrien-3,17-beta-diol-16-one
Synonyms
NSC 51169;16-KETOESTRADIOL;oestradiol-16-one;16-Oxoestradiol-17;16-Oxo-17-estradiol;16-Keto-17--estradiol;16-Keto 17β-Estradiol;16-KETO-17-BETA-ESTRADIOL;Estradiol 16-Keto Impurity;16-Keto 17b-Estradiol (>85%)
CBNumber:
CB3459757
Molecular Formula:
C18H22O3
Molecular Weight:
286.37
MDL Number:
MFCD00056418
MOL File:
566-75-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:52:03

1,3,5(10)-Estratrien-3,17-beta-diol-16-one Properties

Melting point >160°C (dec.)
storage temp. -20°C Freezer
solubility DMSO (Slightly), Ethanol (Slightly), Methanol (Slightly)
form Solid
color Pale Yellow to Light Beige
FDA UNII 6CE096RR70

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Danger
Hazard statements  H351-H360
Precautionary statements  P201-P202-P280-P308+P313-P405-P501

1,3,5(10)-Estratrien-3,17-beta-diol-16-one price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 36033 16-Ketoestradiol ≥95% 566-75-6 1mg $390 2026-04-30 Buy
TRC TRC-K188750-1MG 16-Keto 17b-Estradiol (>85%) 566-75-6 1mg $250 2026-06-03 Buy
TRC TRC-K188750-10MG 16-Keto 17b-Estradiol (>85%) 566-75-6 10mg $1829 2026-06-03 Buy
Biosynth FK24760 16-Keto-17β-estradiol 566-75-6 1mg $549.7 2026-06-04 Buy
Biosynth FK24760 16-Keto-17β-estradiol 566-75-6 2mg $1020.88 2026-06-04 Buy
Product number Packaging Price Buy
36033 1mg $390 Buy
TRC-K188750-1MG 1mg $250 Buy
TRC-K188750-10MG 10mg $1829 Buy
FK24760 1mg $549.7 Buy
FK24760 2mg $1020.88 Buy

1,3,5(10)-Estratrien-3,17-beta-diol-16-one Chemical Properties, Uses, Production

Uses

A metabolite of Estradiol (E888000).

Definition

ChEBI: 16-Ketoestradiol is a 16-oxo steroid.

1,3,5(10)-Estratrien-3,17-beta-diol-16-one Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 39)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
Clearsynth Labs Limited +91-22-26355700 info@clearsynth.com India 9656 58
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9799 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
BOC Sciences 16314854226; +8616314854226 inquiry@bocsci.com United States 19852 58
Yangzhou Changhua Biotechnology Co., Ltd. 15189846850 13815846020 710163098@qq.com China 950 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Yancheng Tongming Biotechnology Co., Ltd. 15195160625 2863565288@qq.com China 5178 58
LGC Science (Shanghai) Ltd. 17717235263 offer.de@lgcgroup.com China 19036 58
3,17-beta-dihydroxyoestra-1,3,5(10)-trien-16-one 3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,17-octahydro-6H-cyclopenta[a]phenanthren-16-one (17)-3,17-Dihydroxyestra-1,3,5(10)-trien-16-one 1,3,5(10)-Estratriene-3,17-diol-16-one 16-Keto-17--estradiol 16-Oxo-17-estradiol 16-Oxoestradiol-17 NSC 51169 oestradiol-16-one (17R)-3,17β-Dihydroxy-1,3,5(10)-estratriene-16-one 3,17β-Dihydroxy-1,3,5(10)-estratriene-16-one 3,17β-Dihydroxyestra-1(10),2,4-triene-16-one 3,17β-Dihydroxyestra-1,3,5(10)-trien-16-one (8R,9S,13S,14S,17R)-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,17-octahydro-6H-cyclopenta[a]phenanthren-16-one 16-KETOESTRADIOL 16-KETO-17-BETA-ESTRADIOL Estradiol 16-Keto Impurity Estra-1,3,5(10)-trien-16-one, 3,17-dihydroxy-, (17β)- 16-Keto 17β-Estradiol 1, 3, 5(10)-ESTRATRIEN-3, 17β-DIOL-16-ONE 17b-Acetyl-estradiol-d3 3-(Tri-O-acetyl-b-D-glucuronic Acid Methyl Ester) 16-Keto 17b-Estradiol (>85%) 1,3,5(10)-Estratrien-3,17-beta-diol-16-one 566-75-6 Steroids Inhibitors Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals