2248-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2248-37-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,4 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 2248-37:
(6*2)+(5*2)+(4*4)+(3*8)+(2*3)+(1*7)=75
75 % 10 = 5
So 2248-37-5 is a valid CAS Registry Number.