Avermectin B2a

Modify Date: 2024-01-03 15:34:15

Avermectin B2a Structure
Avermectin B2a structure
Common Name Avermectin B2a
CAS Number 135680-93-2 Molecular Weight 891.09200
Density 1.26g/cm3 Boiling Point 966.4ºC at 760mmHg
Molecular Formula C48H74O15 Melting Point N/A
MSDS N/A Flash Point 275.1ºC

 Names

Name Avermectin B2a

 Chemical & Physical Properties

Density 1.26g/cm3
Boiling Point 966.4ºC at 760mmHg
Molecular Formula C48H74O15
Molecular Weight 891.09200
Flash Point 275.1ºC
Exact Mass 890.50300
PSA 190.29000
LogP 4.57220
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.571

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CL1201300
CHEMICAL NAME :
Avermectin A(sub 1a), 22,23-dihydro-5-O-demethyl-23-hydroxy-, (13R,23S)-
CAS REGISTRY NUMBER :
135680-93-2
LAST UPDATED :
199406
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C48-H74-O15
MOLECULAR WEIGHT :
891.22

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
540 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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: 35,3873,1992