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209803-72-5

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209803-72-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 209803-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,8,0 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 209803-72:
(8*2)+(7*0)+(6*9)+(5*8)+(4*0)+(3*3)+(2*7)+(1*2)=135
135 % 10 = 5
So 209803-72-5 is a valid CAS Registry Number.

209803-72-5Downstream Products

209803-72-5Relevant articles and documents

Reaction of methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate with isocyanates

Pilyugin,Mikhailyuk,Kosareva,Valitov,Kiseleva,Kuznetsova

, p. 1293 - 1296 (2007/10/03)

Methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate reacts with aliphatic and aromatic isocyanates to give mono- and disubstitution products. The former are formed by the reaction involving the aniline nitrogen and the latter, by the reaction involv

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