Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 16-beta-Hydroxy-3,11-dioxopregna-4,17(20)-dien-21-oic acid, gamma-lactone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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337-68-8

337-68-8 structure

337-68-8 structure

Name: 16-beta-Hydroxy-3,11-dioxopregna-4,17(20)-dien-21-oic acid, gamma-lactone
Chemical Name: Pregna-4,17(20)-dien-21-oic acid, 16.β.-hydroxy-3,11-dioxo-, .γ.-lactone
CAS Number: 337-68-8
Molecular Formula: C₂₁H₂₄O₄
Molecular Weight: 340.41300
Create Date: 2017-10-03 07:47:51
Modify Date: 2024-04-02 20:33:43

Name	Pregna-4,17(20)-dien-21-oic acid, 16.β.-hydroxy-3,11-dioxo-, .γ.-lactone
Synonyms	[3-[5-[5-(4,5-dihydroxy-6-methyloxan-2-yl)oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-14-hydroxy-10,13-dimethyl-17-(5-oxo-2H-furan-3-yl)-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-16-yl] formate [3-[5-[5-(4,5-dihydroxy-6-methyl-oxan-2-yl)oxy-4-hydroxy-6-methyl-oxan-2-yl]oxy-4-hydroxy-6-methyl-oxan-2-yl]oxy-14-hydroxy-10,13-dimethyl-17-(5-oxo-2H-furan-3-yl)-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-16-yl] methanoate O16-Formyl-gitoxin 16-Formylgitoxin formic acid [3-[5-[5-(4,5-dihydroxy-6-methyl-tetrahydropyran-2-yl)oxy-4-hydroxy-6-methyl-tetrahydropyran-2-yl]oxy-4-hydroxy-6-methyl-tetrahydropyran-2-yl]oxy-14-hydroxy-17-(5-keto-2H-furan-3-yl)-10,13-dimethyl-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-16-yl] ester

Density	1.27g/cm3
Boiling Point	574.6ºC at 760 mmHg
Molecular Formula	C₂₁H₂₄O₄
Molecular Weight	340.41300
Flash Point	253.6ºC
Exact Mass	340.16700
PSA	60.44000
LogP	3.15900
Index of Refraction	1.594

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TU4156000

CHEMICAL NAME :: Pregna-4,17(20)-dien-21-oic acid, 16-beta-hydroxy-3,11-dioxo-, gamma-lactone

CAS REGISTRY NUMBER :: 337-68-8

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C21-H24-O4

MOLECULAR WEIGHT :: 340.45

WISWESSER LINE NOTATION :: T F5 E5 B666 CV HVO RV PU JH&TTTTJ A1 E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 79 mg/kg

TOXIC EFFECTS :: Tumorigenic - active as anti-cancer agent

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 7,348,1964