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1049547-20-7

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1049547-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1049547-20-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,9,5,4 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1049547-20:
(9*1)+(8*0)+(7*4)+(6*9)+(5*5)+(4*4)+(3*7)+(2*2)+(1*0)=157
157 % 10 = 7
So 1049547-20-7 is a valid CAS Registry Number.

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