39741-98-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39741-98-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,7,4 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 39741-98:
(7*3)+(6*9)+(5*7)+(4*4)+(3*1)+(2*9)+(1*8)=155
155 % 10 = 5
So 39741-98-5 is a valid CAS Registry Number.