1127-78-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1127-78-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,2 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1127-78:
(6*1)+(5*1)+(4*2)+(3*7)+(2*7)+(1*8)=62
62 % 10 = 2
So 1127-78-2 is a valid CAS Registry Number.