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1427407-23-5

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1427407-23-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1427407-23-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,7,4,0 and 7 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1427407-23:
(9*1)+(8*4)+(7*2)+(6*7)+(5*4)+(4*0)+(3*7)+(2*2)+(1*3)=145
145 % 10 = 5
So 1427407-23-5 is a valid CAS Registry Number.

1427407-23-5Relevant articles and documents

QUINAZOLINE COMPOUNDS

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Paragraph 00204; 00205; 00206; 00209; 00210, (2015/06/11)

The present invention relates to quinazoline compounds of formula I that function as inhibitors of RET (rearranged during transfection) kinase enzyme activity: (Formula (I)) wherein X, R1, R2, R3, R4, R5, R6 and R7 are each as defined herein. The present invention also relates to processes for the preparation of these compounds, to pharmaceutical compositions comprising them, and to their use in the treatment of proliferative disorders, such as cancer, as well as other diseases or conditions in which RET kinase activity is implicated.

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