6729-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6729-41-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,7,2 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6729-41:
(6*6)+(5*7)+(4*2)+(3*9)+(2*4)+(1*1)=115
115 % 10 = 5
So 6729-41-5 is a valid CAS Registry Number.