Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 20(R)-Hydroxypregn-4-en-3-one
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

145-15-3

145-15-3 structure

145-15-3 structure

Name: 20(R)-Hydroxypregn-4-en-3-one
Chemical Name: (20R)-20-hydroxypregn-4-en-3-one
CAS Number: 145-15-3
Molecular Formula: C₂₁H₃₂O₂
Molecular Weight: 316.47800
Create Date: 2018-09-27 21:57:42
Modify Date: 2025-08-27 16:08:20

Name	(20R)-20-hydroxypregn-4-en-3-one
Synonyms	20beta-Dihydroprogesterone 4-pregnen-20B-ol-3-one EINECS 205-650-0 4-PREGNEN-20-β-OL-3-ONE 20(R)-Hydroxypregn-4-en-3-one

Density	1.09 g/cm3
Boiling Point	451.7ºC at 760 mmHg
Molecular Formula	C₂₁H₃₂O₂
Molecular Weight	316.47800
Flash Point	192.4ºC
Exact Mass	316.24000
PSA	37.30000
LogP	4.51530

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TU5560000

CHEMICAL NAME :: Pregn-4-en-3-one, 20-beta-hydroxy-

CAS REGISTRY NUMBER :: 145-15-3

LAST UPDATED :: 199206

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C21-H32-O2

MOLECULAR WEIGHT :: 316.53

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Parenteral

DOSE :: 35 mg/kg

SEX/DURATION :: female 7 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Maternal Effects - uterus, cervix, vagina

REFERENCE :: JEMEAV Journal of Experimental Medicine. (Rockefeller Univ. Press, 1230 York Ave., New York, NY 10021) V.1- 1896- Volume(issue)/page/year: 102,347,1955

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 5 mg/kg

SEX/DURATION :: female 1 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Fertility - other measures of fertility

REFERENCE :: ACEDAB Acta Endocrinologica, Supplementum (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) No.1- 1948- Volume(issue)/page/year: 28,18,1956

57-83-0 structure

57-83-0

~%

145-15-3 structure

145-15-3

Literature: Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, , vol. 26, # 1-12 p. 100 - 103

15780-23-1 structure

15780-23-1

~%

145-14-2 structure

145-14-2

145-15-3 structure

145-15-3

Literature: Journal of Medicinal Chemistry, , vol. 52, # 19 p. 6012 - 6023

805-33-4 structure

805-33-4

~%

145-15-3 structure

145-15-3

Literature: Journal of the American Chemical Society, , vol. 81, p. 1960,1963

98774-50-6 structure

98774-50-6

~%

145-15-3 structure

145-15-3

Literature: Journal of the American Chemical Society, , vol. 73, p. 1528,1530

57-83-0 structure

57-83-0

~%

68-96-2 structure

68-96-2

145-15-3 structure

145-15-3

80-75-1 structure

80-75-1

Literature: Phytochemistry (Elsevier), , vol. 37, # 3 p. 723 - 726

57-83-0 structure

57-83-0

~%

145-15-3 structure

145-15-3

7217-07-4 structure

7217-07-4

Literature: Gazzetta Chimica Italiana, , vol. 85, p. 51,54 Journal of the Chemical Society, , p. 3426,3429

145-13-1 structure

145-13-1

~%

57-83-0 structure

57-83-0

145-15-3 structure

145-15-3

566-64-3 structure

566-64-3

Detail

Literature: Steroids, , vol. 31, # 3 p. 315 - 325

145-13-1 structure

145-13-1

~%

57-83-0 structure

57-83-0

145-15-3 structure

145-15-3

Literature: Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, , vol. 35, # 6 p. 407 - 410

57-88-5 structure

57-88-5

~%

57-83-0 structure

57-83-0

145-13-1 structure

145-13-1

145-15-3 structure

145-15-3

Detail

Literature: Steroids, , vol. 31, # 3 p. 315 - 325

Precursor 4
57-83-0 15780-23-1 145-13-1 57-88-5
DownStream 1
57-83-0

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.