Triazolopyridines .18. Nucleophilic substitution reactions on triazolopyridines; A new route to 2,2'-bipyridines

被引:39
作者
Jones, G
Pitman, MA
Lunt, E
Lythgoe, DJ
Abarca, B
Ballesteros, R
Elmasnaouy, M
机构
[1] RHONE POULENC RORER LTD,DAGENHAM RES CTR,DAGENHAM RM10 7XS,ESSEX,ENGLAND
[2] UNIV VALENCIA,FAC FARM,DEPT QUIM ORGAN,E-46100 BURJASSOT,VALENCIA,SPAIN
关键词
D O I
10.1016/S0040-4020(97)00491-2
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of some 5-, 6-, and 7-halogenotriazolopyridines is described and their reactions with nucleophiles. The formation of 7,7'-bitriazolopyridines provides a new synthesis of 2,2'-bipyridines. (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:8257 / 8268
页数:12
相关论文
共 21 条
[11]  
COLLINS RF, 1986, Patent No. 4604400
[12]  
FURUKAWA S, 1957, YAKUGAKU ZASSHI, V77, P1
[13]   TRIAZOLOPYRIDINES .2. PREPARATION OF 7-SUBSTITUTED TRIAZOLO[1,5-A]PYRIDINES BY DIRECTED LITHIATION [J].
JONES, G ;
SLISKOVIC, DR .
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1982, (04) :967-971
[14]   TRIAZOLOPYRIDINES .6. RING-OPENING REACTIONS OF TRIAZOLOPYRIDINES [J].
JONES, G ;
MOUAT, DJ ;
TONKINSON, DJ .
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1985, (12) :2719-2723
[15]  
LEHN M, 1995, SUPRAMOL CHEM, P139
[16]   ON THE REACTION OF LITHIUM DIISOPROPYLAMIDE WITH PI-DEFICIENT HETEROAROMATICS - A SINGLE ELECTRON-TRANSFER MECHANISM [J].
NEWKOME, GR ;
HAGER, DC .
JOURNAL OF ORGANIC CHEMISTRY, 1982, 47 (03) :599-601
[17]   SYNTHESES EMPLOYING PYRIDYLLITHIUM REAGENTS - NEW ROUTES TO 2,6-DISUBSTITUTED PYRIDINES AND 6,6'-DISUBSTITUTED 2,2'-BIPYRIDYLS [J].
PARKS, JE ;
WAGNER, BE ;
HOLM, RH .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1973, 56 (AUG1) :53-66
[18]   SWAMPING CATALYST EFFECT .3. HALOGENATION OF PYRIDINE AND PICOLINES [J].
PEARSON, DE ;
SUTHERS, BR ;
HARGROVE, WW ;
CHOW, JKT .
JOURNAL OF ORGANIC CHEMISTRY, 1961, 26 (03) :789-&
[19]   POLARISATION OF AROMATIC HETEROCYCLIC COMPOUNDS .70. SYNTHESIS OF GAMMA-SUBSTITUTED ALPHA-PICOLINE-N-OXIDE [J].
SUZUKI, I .
YAKUGAKU ZASSHI-JOURNAL OF THE PHARMACEUTICAL SOCIETY OF JAPAN, 1948, 68 (3-4) :126-128
[20]  
VANDERDOES L, 1965, RECL TRAV CHIM PAY-B, V84, P951