17alpha-Dihydroequilin

Modify Date: 2025-08-25 21:02:17

17alpha-Dihydroequilin structure	Common Name	17alpha-Dihydroequilin
	CAS Number	6639-99-2	Molecular Weight	268.350
	Density	1.2±0.1 g/cm3	Boiling Point	472.5±45.0 °C at 760 mmHg
	Molecular Formula	C₁₈H₂₀O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	226.1±23.3 °C

Name	Estra-1,3,5,7,9-pentaene-3,17-diol,(17a)
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	472.5±45.0 °C at 760 mmHg
Molecular Formula	C₁₈H₂₀O₂
Molecular Weight	268.350
Flash Point	226.1±23.3 °C
Exact Mass	268.146332
PSA	40.46000
LogP	4.14
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.677

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KG6000000

CHEMICAL NAME :: alpha-Estra-1,3,5,7,9-pentaen-3,17-diol

CAS REGISTRY NUMBER :: 6639-99-2

LAST UPDATED :: 198909

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C18-H20-O2

MOLECULAR WEIGHT :: 268.38

WISWESSER LINE NOTATION :: L E5 B666 FV OV NHTT&&J E1 &A

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 20 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - uterine tumors

REFERENCE :: RBBIAL Revista Brasileira de Biologia. Brazilian Review of Biology. (Academia Brasileira de Ciencias, Caixa Postal 229, ZC-00 Rio de Janeiro, Brazil) V.1- 1941- Volume(issue)/page/year: 5,1,1945

Precursor 0
DownStream 3
CAS#:57-91-0 17alpha-Estradiol CAS#:517-08-8 Estra-5,7,9-tri... CAS#:517-07-7 estra-5,7,9-tri...

(13S)-13-methyl-(13r,14t)-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17t-diol

17alpha-Dihydroquilenin

(13S)-3.17t-Dihydroxy-13r-methyl-(14tH)-12.13.14.15.16.17-hexahydro-11H-cyclopenta[a]phenanthren

(17α)-Estra-1,3,5(10),6,8-pentaene-3,17-diol

17ALPHA-DIHYDROEQUILIN (50 MG)

(13S)-13-Methyl-(13r,14t)-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthren-3,17t-diol

alfa-dihydroequilenina

17α-Dihydroequilenin

Estra-1,3,5(10),6,8-pentaene-3,17-diol, (17α)-

estra-1,3,5,7,9-pentaene-3,17alpha-diol

Estra-1,3,5(10),6,8-pentaene-3,17α-diol (8CI)

frac12

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 17a-Dihydro Equilenin
Price: Check
Purity: 96.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Estra-1,3,5,7,9-pentaene-3,17-diol,(17a)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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