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4-Nitro-benzenesulfonic acid ((1Z,2Z,4Z,6Z)-2-cyclooctatetraenyl)-ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

37464-76-9

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37464-76-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 37464-76-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,4,6 and 4 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 37464-76:
(7*3)+(6*7)+(5*4)+(4*6)+(3*4)+(2*7)+(1*6)=139
139 % 10 = 9
So 37464-76-9 is a valid CAS Registry Number.
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