1256777-96-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1256777-96-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,7,7 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1256777-96:
(9*1)+(8*2)+(7*5)+(6*6)+(5*7)+(4*7)+(3*7)+(2*9)+(1*6)=204
204 % 10 = 4
So 1256777-96-4 is a valid CAS Registry Number.