74988-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74988-37-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,8 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74988-37:
(7*7)+(6*4)+(5*9)+(4*8)+(3*8)+(2*3)+(1*7)=187
187 % 10 = 7
So 74988-37-7 is a valid CAS Registry Number.