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107258-90-2

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107258-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107258-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,2,5 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 107258-90:
(8*1)+(7*0)+(6*7)+(5*2)+(4*5)+(3*8)+(2*9)+(1*0)=122
122 % 10 = 2
So 107258-90-2 is a valid CAS Registry Number.

107258-90-2Upstream product

107258-90-2Relevant articles and documents

Pyridonecarboxylic acid derivatives

-

, (2008/06/13)

This invention provides novel pyridonecarboxylic acid derivatives having a quite high antimicrobial activity. The derivatives have the following formula: STR1 wherein R1, R2 and R3 represent each a hydrogen or C1 -C6 alkyl group; R4 represents an ethyl, 2-fluoroethyl, vinyl, isopropyl, isopropenyl or cyclopropyl group; and X represents CH, C-F, C-Cl or N wherein (i) one of R1, R2 and R3 represents a hydrogen or C1 -C6 alkyl group, and (ii) either R1 forms a methylene chain having 2 to 4 carbon atoms together with R2 or R3, or R2 and R3 form together an alkylene chain having 2 to 5 atoms and R4 represents an ethyl, 2-fluorethyl, vinyl, isopropyl, isopropenyl or cyclopropyl group and X represents CH, C-F, or C-Cl and salt thereof.

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