49639-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49639-02-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,6,3 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 49639-02:
(7*4)+(6*9)+(5*6)+(4*3)+(3*9)+(2*0)+(1*2)=153
153 % 10 = 3
So 49639-02-3 is a valid CAS Registry Number.