Phomopsin A

Modify Date: 2024-01-08 18:00:39

Phomopsin A Structure
Phomopsin A structure
Common Name Phomopsin A
CAS Number 64925-80-0 Molecular Weight 789.22800
Density 1.48g/cm3 Boiling Point 1188.2ºC at 760 mmHg
Molecular Formula C36H45ClN6O12 Melting Point N/A
MSDS N/A Flash Point 672.4ºC

 Use of Phomopsin A


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].

 Names

Name phomopsin a
Synonym More Synonyms

 Phomopsin A Biological Activity

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
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.

 Chemical & Physical Properties

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

 Toxicological Information

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

 Safety Information

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

 Synonyms

phomopsin a from phomopsis leptostromiformis
phomopsin
PMSA