1262776-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1262776-53-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,2,7,7 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1262776-53:
(9*1)+(8*2)+(7*6)+(6*2)+(5*7)+(4*7)+(3*6)+(2*5)+(1*3)=173
173 % 10 = 3
So 1262776-53-3 is a valid CAS Registry Number.