652977-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 652977-29-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,2,9,7 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 652977-29:
(8*6)+(7*5)+(6*2)+(5*9)+(4*7)+(3*7)+(2*2)+(1*9)=202
202 % 10 = 2
So 652977-29-2 is a valid CAS Registry Number.