256424-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 256424-18-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,4,2 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 256424-18:
(8*2)+(7*5)+(6*6)+(5*4)+(4*2)+(3*4)+(2*1)+(1*8)=137
137 % 10 = 7
So 256424-18-7 is a valid CAS Registry Number.
256424-18-7Relevant articles and documents
Pharmaceutical compositions comprising 2-quinolones
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, (2008/06/13)
The invention concerns a pharmaceutical composition having an activity on the proliferation of clonogenic cells in tumours and comprising an efficient amount of a compound selected among the compounds of formulae (I) and (Ia) wherein: X, R1, R