157893-29-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157893-29-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,8,9 and 3 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 157893-29:
(8*1)+(7*5)+(6*7)+(5*8)+(4*9)+(3*3)+(2*2)+(1*9)=183
183 % 10 = 3
So 157893-29-3 is a valid CAS Registry Number.