65851-78-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65851-78-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,8,5 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 65851-78:
(7*6)+(6*5)+(5*8)+(4*5)+(3*1)+(2*7)+(1*8)=157
157 % 10 = 7
So 65851-78-7 is a valid CAS Registry Number.