2248003-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2248003-71-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 2,2,4,8,0,0 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 2248003-71:
(9*2)+(8*2)+(7*4)+(6*8)+(5*0)+(4*0)+(3*3)+(2*7)+(1*1)=134
134 % 10 = 4
So 2248003-71-4 is a valid CAS Registry Number.
2248003-71-4Relevant articles and documents
C5-ANILINOQUINAZOLINE COMPOUNDS AND THEIR USE IN TREATING CANCER
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, (2018/11/21)
The invention concerns compounds of Formula (I): or pharmaceutically acceptable salts thereof, wherein R1, R2, R3 and R4 have any of the meanings hereinbefore defined in the description; process for their prepar