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3-[1-diethylamino-1-phenylmeth-(Z)-ylidene]-6-fluoroindolin-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1190199-72-4

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1190199-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1190199-72-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,0,1,9 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1190199-72:
(9*1)+(8*1)+(7*9)+(6*0)+(5*1)+(4*9)+(3*9)+(2*7)+(1*2)=164
164 % 10 = 4
So 1190199-72-4 is a valid CAS Registry Number.

1190199-72-4Upstream product

1190199-72-4Downstream Products

1190199-72-4Relevant articles and documents

Iron trichloride-promoted cyclization of o-alkynylaryl lsocyanates: synthesis of 3-(chloromethylene)oxindoles

Cantagrel, Guillaume,De Carne-Carnavalet, Benoit,Meyer, Christophe,Cossy, Janine

, p. 4262 - 4265 (2009)

Iron trichloride promotes the cationic cyclizatlon of o-(arylethynyl)aryl isocyanates leading to 3-(arylchloromethylene)oxindoles which can be stereoselectively converted to (Z)-3-(aminomethylene)oxindoles under straightforward conditions. When the alkyne

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