381725-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 381725-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,1,7,2 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 381725-74:
(8*3)+(7*8)+(6*1)+(5*7)+(4*2)+(3*5)+(2*7)+(1*4)=162
162 % 10 = 2
So 381725-74-2 is a valid CAS Registry Number.