31364-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31364-72-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,3,6 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 31364-72:
(7*3)+(6*1)+(5*3)+(4*6)+(3*4)+(2*7)+(1*2)=94
94 % 10 = 4
So 31364-72-4 is a valid CAS Registry Number.