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3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,14-Pentacosafluorotetradecan-1-amine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81313-57-7

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81313-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81313-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,1 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81313-57:
(7*8)+(6*1)+(5*3)+(4*1)+(3*3)+(2*5)+(1*7)=107
107 % 10 = 7
So 81313-57-7 is a valid CAS Registry Number.

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