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cis-1-(toluene-4-sulfonyl)-2-p-tolylsulfanyl-ethene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

19737-97-4

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19737-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19737-97-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,3 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19737-97:
(7*1)+(6*9)+(5*7)+(4*3)+(3*7)+(2*9)+(1*7)=154
154 % 10 = 4
So 19737-97-4 is a valid CAS Registry Number.

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