1442663-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1442663-27-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,2,6,6 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1442663-27:
(9*1)+(8*4)+(7*4)+(6*2)+(5*6)+(4*6)+(3*3)+(2*2)+(1*7)=155
155 % 10 = 5
So 1442663-27-5 is a valid CAS Registry Number.