382591-21-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 382591-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,2,5,9 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 382591-21:
(8*3)+(7*8)+(6*2)+(5*5)+(4*9)+(3*1)+(2*2)+(1*1)=161
161 % 10 = 1
So 382591-21-1 is a valid CAS Registry Number.