184475-50-1 Usage
Uses
3-Deschloro-3,4-difluoro gefitinib, is an impurity of Gefitinib (G304000), an antineoplastic.
Check Digit Verification of cas no
The CAS Registry Mumber 184475-50-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,4,7 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 184475-50:
(8*1)+(7*8)+(6*4)+(5*4)+(4*7)+(3*5)+(2*5)+(1*0)=161
161 % 10 = 1
So 184475-50-1 is a valid CAS Registry Number.