CAS No: 56-72-4, Chemical Name: Coumaphos
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56-72-4 Coumaphos

product Name Coumaphos
Synonyms O-(3-Chloro-4-methyl-2-oxo-2H-chromen-7-yl) O,O-diethyl thiophosphate; O-(3-chloro-4-methyl-2-oxo-2H-chromen-7-yl) O,O-diethyl phosphorothioate
Molecular Formula C14H16ClO5PS
Molecular Weight 362.7656
InChI InChI=1/C14H16ClO5PS/c1-4-17-21(22,18-5-2)20-10-6-7-11-9(3)13(15)14(16)19-12(11)8-10/h6-8H,4-5H2,1-3H3
CAS Registry Number 56-72-4
EINECS 200-285-3
Molecular Structure 56-72-4 Coumaphos
Density 1.38g/cm3
Boiling point 449.9°C at 760 mmHg
Refractive index 1.577
Flash point 225.9°C
Vapour Pressur 2.76E-08mmHg at 25°C
Hazard Symbols  T+:Very toxic;
 N:Dangerous for the environment;
Risk Codes R21:;
R28:;
R50/53:;
Safety Description S28:;
S36/37:;
S45:;
S60:;
S61:;