75686-37-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75686-37-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,8 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 75686-37:
(7*7)+(6*5)+(5*6)+(4*8)+(3*6)+(2*3)+(1*7)=172
172 % 10 = 2
So 75686-37-2 is a valid CAS Registry Number.