29917-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29917-39-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,9,1 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 29917-39:
(7*2)+(6*9)+(5*9)+(4*1)+(3*7)+(2*3)+(1*9)=153
153 % 10 = 3
So 29917-39-3 is a valid CAS Registry Number.