29685-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29685-68-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,6,8 and 5 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 29685-68:
(7*2)+(6*9)+(5*6)+(4*8)+(3*5)+(2*6)+(1*8)=165
165 % 10 = 5
So 29685-68-5 is a valid CAS Registry Number.