635722-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 635722-54-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,5,7,2 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 635722-54:
(8*6)+(7*3)+(6*5)+(5*7)+(4*2)+(3*2)+(2*5)+(1*4)=162
162 % 10 = 2
So 635722-54-2 is a valid CAS Registry Number.