388565-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 388565-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,8,5,6 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 388565-17:
(8*3)+(7*8)+(6*8)+(5*5)+(4*6)+(3*5)+(2*1)+(1*7)=201
201 % 10 = 1
So 388565-17-1 is a valid CAS Registry Number.