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3-benzyl-6-chloro-4-[2-methyl-3-(toluene-4-sulfonyloxy)-2-trimethylsilanyloxy-propyl]-2,3,3a,4,5,6-hexahydro-1H-pyrrolo[2,3-d]carbazole-6-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

634597-38-9

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634597-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 634597-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,4,5,9 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 634597-38:
(8*6)+(7*3)+(6*4)+(5*5)+(4*9)+(3*7)+(2*3)+(1*8)=189
189 % 10 = 9
So 634597-38-9 is a valid CAS Registry Number.

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