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N-Phenyl-O-(β,β,β-trichloroethyl)-isocyanate, also known as trichloromethylphenyl isocyanate, is an organic compound with the chemical formula C9H6Cl3NO. It is a colorless to pale yellow liquid that is highly reactive and toxic. N-Phenyl-O-<β.β.β-trichlor-aethyl>-isoharnstoff is primarily used as a chemical intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its high reactivity, it is essential to handle N-Phenyl-O-<β.β.β-trichlor-aethyl>-isoharnstoff with extreme care, using appropriate safety measures and protective equipment to minimize exposure and potential health risks.

1208-91-9

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1208-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1208-91-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,2,0 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1208-91:
(6*1)+(5*2)+(4*0)+(3*8)+(2*9)+(1*1)=59
59 % 10 = 9
So 1208-91-9 is a valid CAS Registry Number.

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