274263-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 274263-47-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,4,2,6 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 274263-47:
(8*2)+(7*7)+(6*4)+(5*2)+(4*6)+(3*3)+(2*4)+(1*7)=147
147 % 10 = 7
So 274263-47-7 is a valid CAS Registry Number.