69738-04-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69738-04-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,7,3 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 69738-04:
(7*6)+(6*9)+(5*7)+(4*3)+(3*8)+(2*0)+(1*4)=171
171 % 10 = 1
So 69738-04-1 is a valid CAS Registry Number.