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Acetic acid, [[3-phenyl-4-(phenylazo)-5-isoxazolyl]thio]-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91816-19-2

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91816-19-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91816-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,1 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91816-19:
(7*9)+(6*1)+(5*8)+(4*1)+(3*6)+(2*1)+(1*9)=142
142 % 10 = 2
So 91816-19-2 is a valid CAS Registry Number.

91816-19-2Relevant academic research and scientific papers

Studies on Arylhydrazonoisoxazolinethiones. Behaviour of 4-Arylhydrazono-3-phenyl-2-isoxazoline-5-thiones Toward Hydrazines, Grignard Reagents and Alkylating Agents

Allah, Sanaa O. Abd,Elmoghayar, Mohamed R.,Abdou, Sadek E.

, p. 253 - 256 (2007/10/02)

The 4-arylhydrazono-3-phenyl-2-isoxazoline-5-thiones 2 react with hydrazines to yield the 5-hydrazones 3 and 5.The reaction of 2 with Grignard reagent resulted in addition of the reagent to the thiocarbonyl group to yield 7.Treatment of 2 with diazomethan

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