SUPER-BASIC NITRILES

被引:38
作者
BERTHELOT, M
HELBERT, M
LAURENCE, C
LEQUESTEL, JY
ANVIA, F
TAFT, RW
机构
[1] UNIV NANTES,FAC SCI & TECH,SPECTROCHIM LAB,F-44072 NANTES 03,FRANCE
[2] UNIV CALIF IRVINE,DEPT CHEM,IRVINE,CA 92717
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2 | 1993年 / 04期
关键词
D O I
10.1039/p29930000625
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Alkyl substitution on the amino nitrogen, vinylogy (but not benzology), iminology, and alkyl substitution on the functional carbon of the amidine skeleton in cyanamide iminologues increase the hydrogen-bonding basicity of cyanamide and produce, on the pK(HB) scale, super-basic nitriles more basic than tertiary amines. On the gas-phase basicity scale iminology also increases the basicity of cyanamide, but sp-nitrogen bases remain less basic than sp2- or sp3-nitrogen bases.
引用
收藏
页码:625 / 627
页数:3
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