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2H-Indol-2-one, 3-[2-(4-fluorophenyl)-2-hydrazonoethylidene]-1,3-dihydro- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139715-36-9

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139715-36-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139715-36-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,1 and 5 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 139715-36:
(8*1)+(7*3)+(6*9)+(5*7)+(4*1)+(3*5)+(2*3)+(1*6)=149
149 % 10 = 9
So 139715-36-9 is a valid CAS Registry Number.

139715-36-9Downstream Products

139715-36-9Relevant academic research and scientific papers

Investigation on the reactions of fluorine containing 1,3-dihydro-3-(2-phenyl-2-oxoethylidene)-2H-indol-2-ones with hydrazine derivatives

Joshi, Krishna C,Dandia, Anshu,Bhagat, Sunita

, p. 98 - 104 (2007/10/02)

Reactions of fluorine containing 1,3-dihydro-3-(2-phenyl-2-oxoethylidene)-2H-indol-2-ones (II) with various hydrazines have been studied in different media.Reaction of II with hydrazine hydrate in abs. ethanol gives 2',4'-dihydro-5'-phenylspiro3H-indole-

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