1420118-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1420118-37-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,0,1,1 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1420118-37:
(9*1)+(8*4)+(7*2)+(6*0)+(5*1)+(4*1)+(3*8)+(2*3)+(1*7)=101
101 % 10 = 1
So 1420118-37-1 is a valid CAS Registry Number.