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4-iodofuran-2(5H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

155140-39-9

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155140-39-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155140-39-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,1,4 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 155140-39:
(8*1)+(7*5)+(6*5)+(5*1)+(4*4)+(3*0)+(2*3)+(1*9)=109
109 % 10 = 9
So 155140-39-9 is a valid CAS Registry Number.

155140-39-9Downstream Products

155140-39-9Relevant articles and documents

Stannylcupration of γ-Heterosubstitued Acetylenic Esters: a New Route to 4-Stannylated Five Membered N- and O- Heterocycles.

Reginato, Gianna,Capperucci, Antonella,Degl'Innocenti, Alessandro,Mordini, Alessandro,Pecchi, Sabina

, p. 2129 - 2136 (1995)

4-Tributylstannyl,2-(5H)-furanone and pyrrolone have been prepared in good yields by addition of mixed stannylcuprate reagent on γ-amino and γ-hydroxy acetylenis esters.The use of these compounds as useful intermediates for the selective functionalization

Synthesis and reactivity of β,γ-dihalogenated unsaturated acids: Application to the synthesis of 4-substituted 5 H -furan-2-ones

Lamande-Langle,Ngi, S. Inack,Anselmi,Allouchi,Duchene,Abarbri,Thibonnet

experimental part, p. 154 - 160 (2011/02/28)

β,γ-Dihalogenated unsaturated acids were prepared regio- and stereoselectively from allenic acid, and some aspects of their reactivities were studied. Georg Thieme Verlag Stuttgart · New York.

Domino allylic amination/Sonogashira/heterocyclisation reactions: Palladium-catalysed three-component synthesis of pyrroles

Lamande-Langle, Sandrine,Abarbri, Mohamed,Thibonnet, Jerome,Duchene, Alain,Parrain, Jean-Luc

scheme or table, p. 5157 - 5159 (2010/10/02)

Three-component reactions with 3,4-diiodoalk-2-enoic derivatives, primary amines, and terminal alkynes proceeded to give trisubstituted pyrroles in fair to good yields in the presence of palladium and copper catalysts under mild reaction conditions. The R

From tetronic acid and furfural to C(4)-halogenated, vinylated and formylated furan-2(5H)-ones and their 5-alkoxy derivatives

Lattmann,Hoffmann

, p. 155 - 163 (2007/10/03)

Tetronic acid and furfural have been elaborated into the title compounds. Palladium-catalyzed cross coupling with vinylstannanes and controlled ozonolysis followed by anhydrous workup are key reactions.

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