252988-29-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252988-29-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,9,8 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 252988-29:
(8*2)+(7*5)+(6*2)+(5*9)+(4*8)+(3*8)+(2*2)+(1*9)=177
177 % 10 = 7
So 252988-29-7 is a valid CAS Registry Number.