771582-78-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 771582-78-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,1,5,8 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 771582-78:
(8*7)+(7*7)+(6*1)+(5*5)+(4*8)+(3*2)+(2*7)+(1*8)=196
196 % 10 = 6
So 771582-78-6 is a valid CAS Registry Number.