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Bicyclo[2.2.1]heptane-2,7-diol bis(4-nitrobenzoate) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

7436-72-8

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7436-72-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7436-72-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,4,3 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7436-72:
(6*7)+(5*4)+(4*3)+(3*6)+(2*7)+(1*2)=108
108 % 10 = 8
So 7436-72-8 is a valid CAS Registry Number.

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