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1107549-15-4

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1107549-15-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1107549-15-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,7,5,4 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1107549-15:
(9*1)+(8*1)+(7*0)+(6*7)+(5*5)+(4*4)+(3*9)+(2*1)+(1*5)=134
134 % 10 = 4
So 1107549-15-4 is a valid CAS Registry Number.

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