1042506-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1042506-37-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,2,5,0 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1042506-37:
(9*1)+(8*0)+(7*4)+(6*2)+(5*5)+(4*0)+(3*6)+(2*3)+(1*7)=105
105 % 10 = 5
So 1042506-37-5 is a valid CAS Registry Number.