1329699-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1329699-17-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,9,6,9 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1329699-17:
(9*1)+(8*3)+(7*2)+(6*9)+(5*6)+(4*9)+(3*9)+(2*1)+(1*7)=203
203 % 10 = 3
So 1329699-17-3 is a valid CAS Registry Number.