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1-Acetyl-5-fluoro-3-[2-(4-fluoro-phenyl)-2-oxo-eth-(Z)-ylidene]-1,3-dihydro-indol-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128763-47-3

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128763-47-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128763-47-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,6 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 128763-47:
(8*1)+(7*2)+(6*8)+(5*7)+(4*6)+(3*3)+(2*4)+(1*7)=153
153 % 10 = 3
So 128763-47-3 is a valid CAS Registry Number.

128763-47-3Relevant academic research and scientific papers

STUDIES IN SPIROHETEROCYCLES: PART X: REACTIONS OF DIAZOMETHANE WITH 3-AROYLMETHYLENE-INDOL-2-ONES AND SYNTHESIS OF SOME NOVEL FLUORINE CONTAINING SPIRO-2'(1'H)-ONES

Joshi, Krishna C.,Jain, Renuka,Arora, Seema

, p. 1835 - 1839 (2007/10/02)

Reaction of ethereal diazomethane with fluorinated 3-aroylmethylene-indol-2-ones has been investigated for the first time yielding spiro-2'(1'H)-ones.The structures of all compounds have been confirmed on the basis of elemental

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