Pregn-4-ene-3,20-dione,6,16-dimethyl-, (6a,16a)- (9CI)

Modify Date: 2025-10-08 22:34:48

Pregn-4-ene-3,20-dione,6,16-dimethyl-, (6a,16a)- (9CI) structure	Common Name	Pregn-4-ene-3,20-dione,6,16-dimethyl-, (6a,16a)- (9CI)
	CAS Number	1816-78-0	Molecular Weight	342.51500
	Density	1.06g/cm3	Boiling Point	460.5ºC at 760mmHg
	Molecular Formula	C₂₃H₃₄O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	171.4ºC

Name	6.α.,16.α.-Dimethylprogesterone
Synonym	More Synonyms

Density	1.06g/cm3
Boiling Point	460.5ºC at 760mmHg
Molecular Formula	C₂₃H₃₄O₂
Molecular Weight	342.51500
Flash Point	171.4ºC
Exact Mass	342.25600
PSA	34.14000
LogP	5.21550
Vapour Pressure	1.16E-08mmHg at 25°C
Index of Refraction	1.533

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TU5021100

CHEMICAL NAME :: Pregn-4-ene-3,20-dione, 6-alpha,16-alpha-dimethyl-

CAS REGISTRY NUMBER :: 1816-78-0

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C23-H34-O2

MOLECULAR WEIGHT :: 342.57

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 200 ug/kg

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

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

REFERENCE :: 85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,150,1965

6alpha,16alpha-dimethylprogesterone

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