Carbonium ions.

被引:3
作者
Mota, CJA [1 ]
机构
[1] Univ Fed Rio de Janeiro, Dept Quim Organ, Inst Quim, BR-21949900 Rio De Janeiro, Brazil
来源
QUIMICA NOVA | 2000年 / 23卷 / 03期
关键词
carbonium ions; alkane protonation; three center two electron bond;
D O I
10.1590/S0100-40422000000300011
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Carbonium ions are carbocations with a pentacoordinated carbon atom, where the electronic octet is maintained. They possess a three center two electron bond in order to keep the tetravalence of the carbon atom. This paper reviews the concept of carbonium ions, their formation, stability and reactions.
引用
收藏
页码:338 / 345
页数:8
相关论文
共 100 条
[71]   Chemistry in superacids .26. From Kekule's tetravalent methane to five-, six- and seven-coordinate protonated methanes [J].
Olah, GA ;
Rasul, G .
ACCOUNTS OF CHEMICAL RESEARCH, 1997, 30 (06) :245-250
[73]   SUPERELECTROPHILES [J].
OLAH, GA .
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH, 1993, 32 (06) :767-788
[74]   ELECTROPHILIC REACTIONS AT SINGLE BONDS .18. INDICATION OF PROTOSOLVATED DEFACTO SUBSTITUTING AGENTS IN REACTIONS OF ALKANES WITH ACETYLIUM AND NITRONIUM IONS IN SUPERACIDIC MEDIA [J].
OLAH, GA ;
GERMAIN, A ;
LIN, HC ;
FORSYTH, DA .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1975, 97 (10) :2928-2929
[75]   ELECTROPHILIC REACTION AT SINGLE BONDS .13. CHLORINATION AND CHLOROLYSIS OF ALKANES IN SBF5-CL2-SO2CLF SOLUTION AT LOW-TEMPERATURE [J].
OLAH, GA ;
MO, YK .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1972, 94 (19) :6864-&
[76]   STABLE CARBOCATIONS .241. HIGH-FIELD H-1 AND C-13 NMR SPECTROSCOPIC STUDY OF THE 2-NORBORNYL CATION [J].
OLAH, GA ;
PRAKASH, GKS ;
ARVANAGHI, M ;
ANET, FAL .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1982, 104 (25) :7105-7108
[77]   STABLE CARBOCATION .249. CONCLUSION OF THE CLASSICAL NON-CLASSICAL ION CONTROVERSY BASED ON THE STRUCTURAL STUDY OF THE 2-NORBORNYL CATION [J].
OLAH, GA ;
PRAKASH, GKS ;
SAUNDERS, M .
ACCOUNTS OF CHEMICAL RESEARCH, 1983, 16 (12) :440-448
[78]  
OLAH GA, 1962, 9 REACT MECH C BROOK
[79]  
POIRIER RA, 1982, J MOL STRUC-THEOCHEM, V88, P343
[80]   MOLECULAR-ORBITAL THEORY OF THE ELECTRONIC-STRUCTURE OF ORGANIC-MOLECULES .40. STRUCTURES AND ENERGIES OF C-1-C-3 CARBOCATIONS, INCLUDING EFFECTS OF ELECTRON CORRELATION [J].
RAGHAVACHARI, K ;
WHITESIDE, RA ;
POPLE, JA ;
SCHLEYER, PV .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1981, 103 (19) :5649-5657