20(R)-Hydroxypregn-4-en-3-one

Modify Date: 2024-01-03 13:55:20

20(R)-Hydroxypregn-4-en-3-one Structure
20(R)-Hydroxypregn-4-en-3-one structure
 Common Name 20(R)-Hydroxypregn-4-en-3-one
CAS Number 145-15-3 Molecular Weight 316.47800
Density 1.09 g/cm3 Boiling Point 451.7ºC at 760 mmHg
Molecular Formula C21H32O2 Melting Point N/A
MSDS N/A Flash Point 192.4ºC

 Names

Name (20R)-20-hydroxypregn-4-en-3-one
Synonym More Synonyms

 Chemical & Physical Properties

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

 Toxicological Information

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

 Synthetic Route

Progesterone structure

Progesterone

CAS#:57-83-0

~%

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

Literature: Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, , vol. 26, # 1-12 p. 100 - 103
pregn-4-ene-3,20-diol structure

pregn-4-ene-3,2...

CAS#:15780-23-1

~%

20(S)-Hydroxypregn-4-en-3-one structure

20(S)-Hydroxypr...

CAS#:145-14-2

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

Literature: Journal of Medicinal Chemistry, , vol. 52, # 19 p. 6012 - 6023
3-pyrrolidino-pregna-3,5-dien-20-one structure

3-pyrrolidino-p...

CAS#:805-33-4

~%

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

Literature: Journal of the American Chemical Society, , vol. 81, p. 1960,1963
N/A structure

N/A

CAS#:98774-50-6

~%

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

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

Progesterone

CAS#:57-83-0

~%

17α-hydroxyprogesterone structure

17α-hydroxyprog...

CAS#:68-96-2

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

Pregn-4-ene-3,20-dione,11-hydroxy-, (11α)- structure

Pregn-4-ene-3,2...

CAS#:80-75-1

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

Progesterone

CAS#:57-83-0

~%

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

4-pregnene-3β,20β-diol structure

4-pregnene-3β,2...

CAS#:7217-07-4

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

Pregnenolone

CAS#:145-13-1

~%

Progesterone structure

Progesterone

CAS#:57-83-0

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

(20R)-20-Hydroxy-5-pregnen-3-on structure

(20R)-20-Hydrox...

CAS#:566-64-3

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

Pregnenolone

CAS#:145-13-1

~%

Progesterone structure

Progesterone

CAS#:57-83-0

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

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

cholesterol

CAS#:57-88-5

~%

Progesterone structure

Progesterone

CAS#:57-83-0

Pregnenolone structure

Pregnenolone

CAS#:145-13-1

20(R)-Hydroxypregn-4-en-3-one Structure

20(R)-Hydroxypr...

CAS#:145-15-3

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

 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
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