37531-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37531-58-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,5,3 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 37531-58:
(7*3)+(6*7)+(5*5)+(4*3)+(3*1)+(2*5)+(1*8)=121
121 % 10 = 1
So 37531-58-1 is a valid CAS Registry Number.