1246776-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1246776-77-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,6,7,7 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1246776-77:
(9*1)+(8*2)+(7*4)+(6*6)+(5*7)+(4*7)+(3*6)+(2*7)+(1*7)=191
191 % 10 = 1
So 1246776-77-1 is a valid CAS Registry Number.