75821-36-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75821-36-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,2 and 1 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 75821-36:
(7*7)+(6*5)+(5*8)+(4*2)+(3*1)+(2*3)+(1*6)=142
142 % 10 = 2
So 75821-36-2 is a valid CAS Registry Number.