74894-12-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74894-12-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,9 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 74894-12:
(7*7)+(6*4)+(5*8)+(4*9)+(3*4)+(2*1)+(1*2)=165
165 % 10 = 5
So 74894-12-5 is a valid CAS Registry Number.