1037137-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1037137-97-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,7,1,3 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1037137-97:
(9*1)+(8*0)+(7*3)+(6*7)+(5*1)+(4*3)+(3*7)+(2*9)+(1*7)=135
135 % 10 = 5
So 1037137-97-5 is a valid CAS Registry Number.