752156-74-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 752156-74-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,2,1,5 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 752156-74:
(8*7)+(7*5)+(6*2)+(5*1)+(4*5)+(3*6)+(2*7)+(1*4)=164
164 % 10 = 4
So 752156-74-4 is a valid CAS Registry Number.