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116671-48-8

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116671-48-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 116671-48-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,6,7 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 116671-48:
(8*1)+(7*1)+(6*6)+(5*6)+(4*7)+(3*1)+(2*4)+(1*8)=128
128 % 10 = 8
So 116671-48-8 is a valid CAS Registry Number.

116671-48-8Downstream Products

116671-48-8Relevant articles and documents

The Addition of 1-Lithio-1-(phenylthio)alkanes to 2-(N-Methylanilino)acrylonitrile: An Easy Access to 3-(Phenylthio)ketones and 2-Enones

Ahlbrecht, Hubertus,Ibe, Marcellinus

, p. 210 - 214 (2007/10/02)

A simple and versatile strategy for the synthesis of the title compounds is described.The key-step consists in the addition of 1-lithio-1-(phenylthio)alkanes to 2-(N-methylanilino)acrylonitrile, the nucleophilic phenylthioalkylation of an enol-cation equivalent.Alkylation of the adducts and hydrolysis give 3-(phenylthio)ketones, which can be isolated, or without further purification can be transformed into 2-enones via the well known oxidation-elimination procedure.These reactions are possible with allylic derivatives too, therefore the homologous vinylic compoundscan be prepared by the same way.Pyrolysis of the 1-lithioaminonitriles formed within the first step gives aminonitriles of cyclopropanones via cyclization.

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