32974-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 32974-37-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,9,7 and 4 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 32974-37:
(7*3)+(6*2)+(5*9)+(4*7)+(3*4)+(2*3)+(1*7)=131
131 % 10 = 1
So 32974-37-1 is a valid CAS Registry Number.