1423037-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1423037-82-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,3,0,3 and 7 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1423037-82:
(9*1)+(8*4)+(7*2)+(6*3)+(5*0)+(4*3)+(3*7)+(2*8)+(1*2)=124
124 % 10 = 4
So 1423037-82-4 is a valid CAS Registry Number.