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331944-37-7

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331944-37-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 331944-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,9,4 and 4 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 331944-37:
(8*3)+(7*3)+(6*1)+(5*9)+(4*4)+(3*4)+(2*3)+(1*7)=137
137 % 10 = 7
So 331944-37-7 is a valid CAS Registry Number.

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