37543-63-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37543-63-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,5,4 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 37543-63:
(7*3)+(6*7)+(5*5)+(4*4)+(3*3)+(2*6)+(1*3)=128
128 % 10 = 8
So 37543-63-8 is a valid CAS Registry Number.