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Benzenesulfonamide, 4-methyl-N-[2-[(1H-pyrrol-2-ylmethylene)amino]phenyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

193892-66-9

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193892-66-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 193892-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,8,9 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 193892-66:
(8*1)+(7*9)+(6*3)+(5*8)+(4*9)+(3*2)+(2*6)+(1*6)=189
189 % 10 = 9
So 193892-66-9 is a valid CAS Registry Number.

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