158734-79-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158734-79-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,7,3 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 158734-79:
(8*1)+(7*5)+(6*8)+(5*7)+(4*3)+(3*4)+(2*7)+(1*9)=173
173 % 10 = 3
So 158734-79-3 is a valid CAS Registry Number.