74185-36-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74185-36-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,1,8 and 5 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74185-36:
(7*7)+(6*4)+(5*1)+(4*8)+(3*5)+(2*3)+(1*6)=137
137 % 10 = 7
So 74185-36-7 is a valid CAS Registry Number.