23310-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23310-37-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,3,1 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23310-37:
(7*2)+(6*3)+(5*3)+(4*1)+(3*0)+(2*3)+(1*7)=64
64 % 10 = 4
So 23310-37-4 is a valid CAS Registry Number.