1283961-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1283961-68-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,3,9,6 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1283961-68:
(9*1)+(8*2)+(7*8)+(6*3)+(5*9)+(4*6)+(3*1)+(2*6)+(1*8)=191
191 % 10 = 1
So 1283961-68-1 is a valid CAS Registry Number.