214152-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214152-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,1,5 and 2 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 214152-91:
(8*2)+(7*1)+(6*4)+(5*1)+(4*5)+(3*2)+(2*9)+(1*1)=97
97 % 10 = 7
So 214152-91-7 is a valid CAS Registry Number.