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1203569-74-7

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1203569-74-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1203569-74-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,3,5,6 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1203569-74:
(9*1)+(8*2)+(7*0)+(6*3)+(5*5)+(4*6)+(3*9)+(2*7)+(1*4)=137
137 % 10 = 7
So 1203569-74-7 is a valid CAS Registry Number.

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