144288-51-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144288-51-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,2,8 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 144288-51:
(8*1)+(7*4)+(6*4)+(5*2)+(4*8)+(3*8)+(2*5)+(1*1)=137
137 % 10 = 7
So 144288-51-7 is a valid CAS Registry Number.
144288-51-7Relevant articles and documents
4(3H)-pteridinones, preparation processes and drugs containing them
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, (2008/06/13)
The present invention relates to 4(3H)-pteridinones represented by the formula: STR1 in which X is an oxygen atom or a sulphur atom, Y is a hydrogen atom, a lower alkyl radical, especially a methyl radical, at the 6-position or a hydroxyl group at the 7-p