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804443-56-9

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804443-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 804443-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,4,4,4 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 804443-56:
(8*8)+(7*0)+(6*4)+(5*4)+(4*4)+(3*3)+(2*5)+(1*6)=149
149 % 10 = 9
So 804443-56-9 is a valid CAS Registry Number.

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