64925-80-0

64925-80-0 structure

Name: Phomopsin A
Chemical Name: phomopsin a
CAS Number: 64925-80-0
Molecular Formula: C₃₆H₄₅ClN₆O₁₂
Molecular Weight: 789.22800
Catalog: Signaling Pathways Cell Cycle/DNA Damage Microtubule/Tubulin
Create Date: 2016-08-27 00:06:56
Modify Date: 2024-01-08 18:00:39
Phomopsin A is a cyclic hexapeptide mycotoxin isolated from the fungus Phomopsis leptostomiformis. Phomopsin A is a noncompetitive inhibitor of the binding of radiolabeled vincristine to tubulin[1].

Name	phomopsin a
Synonyms	phomopsin a from phomopsis leptostromiformis phomopsin PMSA

Description	Phomopsin A is a cyclic hexapeptide mycotoxin isolated from the fungus Phomopsis leptostomiformis. Phomopsin A is a noncompetitive inhibitor of the binding of radiolabeled vincristine to tubulin[1].
Related Catalog	Research Areas >> Cancer Signaling Pathways >> Cell Cycle/DNA Damage >> Microtubule/Tubulin Signaling Pathways >> Cytoskeleton >> Microtubule/Tubulin
References	[1]. Hamel E, et al. Natural products which interact with tubulin in the vinca domain: maytansine, rhizoxin, phomopsin A, dolastatins 10 and 15 and halichondrin B. Pharmacol Ther. 1992;55(1):31-51.

Density	1.48g/cm3
Boiling Point	1188.2ºC at 760 mmHg
Molecular Formula	C₃₆H₄₅ClN₆O₁₂
Molecular Weight	789.22800
Flash Point	672.4ºC
Exact Mass	788.27800
PSA	273.03000
LogP	2.27850
Index of Refraction	1.655

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SY2593000

CHEMICAL NAME :: Phomopsin A

CAS REGISTRY NUMBER :: 64925-80-0

LAST UPDATED :: 199801

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Mammal - domestic

DOSE/DURATION :: 10 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Mammal - domestic

DOSE/DURATION :: 1 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Mammal - domestic

DOSE/DURATION :: 1 mg/kg/1W-I

TOXIC EFFECTS :: Behavioral - food intake (animal) Liver - other changes Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Mammal - domestic

DOSE/DURATION :: 1 mg/kg/4W-I

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Liver - jaundice (or hyperbilirubinemia) hepatocellular

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 150 ug/kg

SEX/DURATION :: female 6-10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 400 ug/kg

SEX/DURATION :: female 6 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - hamster Lung

DOSE/DURATION :: 10 mg/L

REFERENCE :: CYTBAI Cytobios. (Faculty Press, 88 Regent St., Cambridge, UK) V.1- 1969- Volume(issue)/page/year: 46,79,1986

Hazard Codes	Xn: Harmful;
Risk Phrases	20/21/22-40

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