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209803-84-9

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209803-84-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 209803-84-9 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, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 209803-84:
(8*2)+(7*0)+(6*9)+(5*8)+(4*0)+(3*3)+(2*8)+(1*4)=139
139 % 10 = 9
So 209803-84-9 is a valid CAS Registry Number.

209803-84-9Downstream Products

209803-84-9Relevant articles and documents

Reaction of methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate with carboxylic acid chlorides

Pilyugin,Mikhailyuk,Kosareva,Chikisheva,Klimakova,Vorob'eva

, p. 1457 - 1462 (2007/10/03)

Methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate was reacted with carboxylic acid chlorides to obtain mono- and disubstitution products. The formation of the former involves the aniline nitrogen and of the latter, both the aniline and benzimidazole nitrogens. Biological properties of the products are studied.

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