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Home> Encyclopedia > Hot Product Listed 2   > 2H-Furo[2,3-h]-1-benzopyran-2-one,4,8-dimethyl-
126910-68-7 structure

2H-Furo[2,3-h]-1-benzopyran-2-one,4,8-dimethyl-

CAS No.:126910-68-7
Molecular Weight:275.12956
Molecular Formula:C5H7N3O2 (isomer)
Properties
Density
1.436
Boiling Point
442.7°Cat760mmHg
Flash Point
139.5°C
Safety and Handling
Risk Statements
36
Safety Statements
26
HazardClass
IRRITANT
Safety

Questionable carcinogen. Mutation data reported. When 4,5'-Dimethyl angelicin (CAS NO.4063-41-6)  is heated to decomposition, it emits acrid smoke and fumes.

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 2500mg/kg (2500mg/kg)   United States Patent Document. Vol. #4312883,

Report

IARC Cancer Review: Animal Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 40 ,1986,p. 291.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .

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