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1245215-81-9

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1245215-81-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1245215-81-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,5,2,1 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1245215-81:
(9*1)+(8*2)+(7*4)+(6*5)+(5*2)+(4*1)+(3*5)+(2*8)+(1*1)=129
129 % 10 = 9
So 1245215-81-9 is a valid CAS Registry Number.

1245215-81-9Downstream Products

1245215-81-9Relevant articles and documents

Synthesis and antimicrobial activity of some pyrazoline derivatives

Ahirwar,Gautam,Shrivastava

, p. 5297 - 5302 (2012/07/28)

The objective of present study is to synthesize and screening of antimicrobial activity of some derivatives of pyrazoline. 1H-[4-nitro phenyl-5-(substituted phenyl)]pyrazoline has been used as a precursor to synthesize some biologically active heterocycles. Reaction of 1-(4-nitrophenyl)-3-(substituted phenyl) prop-2-en-1-one with hydrazine hydrate gave 1H-(3-nitrophenyl-5-(substituted phenyl) pyrazoline which on reaction with benzoyl chloride in pyridine gave 1-benzoyl-(4-nitrophenyl)-5-(substituted phenyl) prazoline and on reaction with acetic acid yields 1-acetyl-(4- nitrophenyl)-5-(substituted phenyl) pyrazoline derivatives. Several derivatives have been synthesized and screened for their antimicrobial efficacy against Bacillus subtilis, Escherichia coli, Staphylococcus aureus and Klebsiella pneumoniae. Antifungal activity against, Aspergillus flavus, Fusarium oxisporum, Aspergillus niger and Trichoderma viridae.

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