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1257089-95-4

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1257089-95-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1257089-95-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,7,0,8 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1257089-95:
(9*1)+(8*2)+(7*5)+(6*7)+(5*0)+(4*8)+(3*9)+(2*9)+(1*5)=184
184 % 10 = 4
So 1257089-95-4 is a valid CAS Registry Number.

1257089-95-4Relevant articles and documents

SUBSTITUTED BENZOTRIAZINES AND QUINOXALINES AS INHIBITORS OF P7OS6 KINASE

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Page/Page column 52; 53, (2010/12/26)

The invention provides compounds of the formula (1): or salts or tautomers thereof; wherein X1 is N or N+(O ); X2 is N or CH; Q is a C1-3 alkylene group; R1 is selected from hydrogen, C1-4 hydrocarbyl and hydroxy-C2-4 hydrocarbyl; R2, R3 and R4 are the same or different and each is selected from hydrogen, fluorine, chlorine and methyl; Ar1 is an optionally substituted monocyclic 5 or 6-membered aryl or heteroaryl ring containing 0, 1 or 2 heteroatom ring members selected from O, N and S, or a naphthyl ring and Ar2 is an optionally substituted monocyclic 5 or 6-membered heteroaryl ring containing 1, 2 or 3 heteroatom ring members selected from O, N and S. The compounds of formula (1) are inhibitors of p70S6 kinase and are useful in the treatment of proliferative diseases.

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