Benzo[rst]pentaphene cas no:189-55-9

NameBenzo[rst]pentaphene
CAS189-55-9
SynonymsBenzo[rst]pentacene(7CI); 1,2:7,8-Dibenzpyrene; 3,4:9,10-Dibenzopyrene; Dibenzo[a,i]pyrene;Dibenzo[b,h]pyrene; NSC 87521
EINECS(EC#)205-877-5
Molecular FormulaC24H14
Molecular Weight302.368

refractive index1.912
storage temp2-8°C

Hazardclass9

Hazard Xn: Harmful;
Risk R40
Safety

Confirmed carcinogen with experimental neoplastigenic and tumorigenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
 

Hazard Codes: Xn
Risk Statements:
40:  Limited evidence of a carcinogenic effect
Safety Statements:
36:  Wear suitable protective clothing 
37:  Wear suitable gloves

1.		mma-sat 20 µg/plate		PNASA6    Proceedings of the National Academy of Sciences of the United States of America. 72 (1975),5135.
2.		mrc-esc 600 µg/well		MUREAV    Mutation Research. 46 (1977),53.
3.		dnd-esc 10 µmol/L		MUREAV    Mutation Research. 89 (1981),95.
4.		otr-ham:kdy 80 µg/L		BJCAAI    British Journal of Cancer. 37 (1978),873.
5.		msc-ham:lng 30 µg/L		CNREA8    Cancer Research. 42 (1982),1646.