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تفاعل فيتيغ (Info)


تفاعل فيتيغ هو تفاعل كيميائي يحدث فيه ازدواج بين الألدهيد أو الكيتون مع ثلاثي فينيل فوسفونيوم إيليد (كاشف فيتيغ) ليعطي ألكين وأكسيد ثلاثي فينيل الفوسفين.

ينسب تفاعل فيتيغ إلى مكتشفه غيورغ فيتيغ، والذي اكتشفه سنة 1954 وحاز بسببه علة جائزة نوبل في الكيمياء سنة 1979.

الاستخدامات

يستخدم تفاعل فيتيغ بشكل واسع في الاصطناع العضوي من أجل تشكيل رابطة كربون-كربون، ولتحضير الألكينات.

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  • تفاعل ازدواج
  • تفاعل ازدواج البيناكول
Source: wikipedia.org
Drug Reaction

Drug Reaction

 
Public Domain
Chain Reaction

Chain Reaction
Public Domain
Breeder Reaction

Breeder Reaction
  (1)
The publisher is the author
Optimism And Reaction

Optimism And Reaction
Drug Reaction: Anxiety - Stimuli - Attitudes - Factors - And Tendency Towards It

Drug Reaction: Anxiety - Stimuli - Attitudes - Factors - And Tendency Towards It

 
  (7)
Between Apathy And Relapse

Between Apathy And Relapse
Unavailable
Copyright reserved
Drug Reaction: “anxiety - Stimuli - Attitudes - Factors - And Attitude Towards It And Towards The Alternative Drug In Light Of The Stone Of Previous Reactions In A Sample Of Heroin Addicts - A Comparative Scientific Study”

Drug Reaction: “anxiety - Stimuli - Attitudes - Factors - And Attitude Towards It And Towards The Alternative Drug In Light Of The Stone Of Previous Reactions In A Sample Of Heroin Addicts - A Comparative Scientific Study”
Public Domain
Benign Stupors: A Study of a New Manic-Depressive Reaction Type

Benign Stupors: A Study of a New Manic-Depressive Reaction Type
Public Domain
Main Currents in Nineteenth Century Literature - 3. The Reaction in France

Main Currents in Nineteenth Century Literature - 3. The Reaction in France
Reaction To The Engagement Of Ismail The Martyr

Reaction To The Engagement Of Ismail The Martyr

 
Public Domain
Reds Bring Reaction

Reds Bring Reaction
003 The Implications Of Stock Market Reaction ( Non-reaction ) For Financial Accounting Standard Setting

003 The Implications Of Stock Market Reaction ( Non-reaction ) For Financial Accounting Standard Setting
Unavailable
Copyright reserved
The Relapse

The Relapse
  (1)
The publisher is the author
Solving Reaction Engineering Problems

Solving Reaction Engineering Problems
Public Domain
Poems of Giosuè Carducci, Translated with two introductory essays: I. Giosuè Carducci and the Hellenic reaction in Italy. II. Carducci and the classic realism

Poems of Giosuè Carducci, Translated with two introductory essays: I. Giosuè Carducci and the Hellenic reaction in Italy. II. Carducci and the classic realism
Drug Reaction - A Comparative Scientific Study

Drug Reaction - A Comparative Scientific Study
Unavailable
Copyright reserved
A Chain Reaction 'what Thoughts Whisper To Humans'

A Chain Reaction 'what Thoughts Whisper To Humans'
Public Domain
Anticipations Of the Reaction of Mechanical and Scientific Progress upon Human life and Thought

Anticipations Of the Reaction of Mechanical and Scientific Progress upon Human life and Thought
  (2)
Chemical Equilibrium And Reaction Rate

Chemical Equilibrium And Reaction Rate
Unavailable
Copyright reserved
Between Apathy And Relapse `a Study On The Phenomena Of Apathy And Relapse And How To Deal With Them`

Between Apathy And Relapse `a Study On The Phenomena Of Apathy And Relapse And How To Deal With Them`
Unavailable
Copyright reserved
Religious Reaction - The National Position In Iraq After 2003

Religious Reaction - The National Position In Iraq After 2003
  (3)
Unavailable
Copyright reserved
Physiotherapy With Reflexology For The Feet And Hands Reflexology

Physiotherapy With Reflexology For The Feet And Hands Reflexology
Unavailable
Copyright reserved
Chemical Reaction Speed

Chemical Reaction Speed
Public Domain
The Animal Mind: A Text-book Of Comparative Psychology

The Animal Mind: A Text-book Of Comparative Psychology
Unavailable
Copyright reserved
Echoes Of The Kuwait War - The Arab Reaction To The Invasion And Its Aftermath

Echoes Of The Kuwait War - The Arab Reaction To The Invasion And Its Aftermath
After The Reaction Rush - A New Deal With The Media Corridors

After The Reaction Rush - A New Deal With The Media Corridors

 
Unavailable
Copyright reserved
Molecular Biology 'evidence For Polymerase Chain Reaction' (pcr)

Molecular Biology 'evidence For Polymerase Chain Reaction' (pcr)
  (1)
Unavailable
Copyright reserved
Speed Training Programs Kinetic Speed Reaction Time (part Two)

Speed Training Programs Kinetic Speed Reaction Time (part Two)
Public Domain
England And America, 1763 To 1783; The History Of A Reaction

England And America, 1763 To 1783; The History Of A Reaction
  (1)
Roman Expansion And Maghreb Resistance (the Killing Of Ptolemy And The Reaction Of The Moors)

Roman Expansion And Maghreb Resistance (the Killing Of Ptolemy And The Reaction Of The Moors)

 
Muslim Brotherhood Reading Secret Files

Muslim Brotherhood Reading Secret Files
Unavailable
Copyright reserved
Emotional Intelligence (personality And Relapse)

Emotional Intelligence (personality And Relapse)
Unavailable
Copyright reserved
Islamic Women In The Arab World From Reaction To A New Reality

Islamic Women In The Arab World From Reaction To A New Reality
  (1)
Innovation: A Very Short Introduction

Innovation: A Very Short Introduction
  (3)
The publisher is the author
الابداع و الابتكار

الابداع و الابتكار
On The War Of Plunder And Apostasy On The War Of Book 2111

On The War Of Plunder And Apostasy On The War Of Book 2111

 

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Authors of books

Mustafa Mahmoud The Words Of God Almighty Ibrahim AlFiqi Muhammad Bin Saleh AlUthaymeen Ibn Qayyim Al-Jawziyya Ahmed Khaled Tawfiq Fahad Amer AlAhmadi Muhammad Metwally AlShaarawi Ali Bin Jaber AlFifi Dale Carnegie Islam Gamal Sayed Qutb Muhammad AlGhazali Omar AlHourani Agatha Christie Muhammad Bin Ismail AlBukhari Abbas AlAkkad Abu Hamid AlGhazali Najib Mahfouz Fyodor Dostoevsky Jalal AlDin AlSuyuti Bin Taymiyyah Ismail Bin Omar Bin Katheer AlQurashi Aldamashqiu Ibrahim Al-Sukran Mustafa AlAdawi More of Authors of books