51256-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51256-53-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,2,5 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 51256-53:
(7*5)+(6*1)+(5*2)+(4*5)+(3*6)+(2*5)+(1*3)=102
102 % 10 = 2
So 51256-53-2 is a valid CAS Registry Number.
51256-53-2Relevant articles and documents
PHTHALAZIN-(2H)-ONE INHIBITORS OF KINASES
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Page/Page column 21, (2011/10/31)
The present invention relates to compounds of formula (I) or pharmaceutical acceptable salts, wherein R1a, R1b, R1c, X, Y, Z, n, and m are defined in the description. The present invention relates also to compositions cont