1422237-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422237-09-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,2,3 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1422237-09:
(9*1)+(8*4)+(7*2)+(6*2)+(5*2)+(4*3)+(3*7)+(2*0)+(1*9)=119
119 % 10 = 9
So 1422237-09-9 is a valid CAS Registry Number.