REACTION OF BETA-NITROENONES WITH THIOPHENOL - SYNTHESIS OF 5-HYDROXY-4-(PHENYLTHIO)-2-ISOXAZOLINE 2-OXIDES

被引:11
作者
SCHNEIDER, R
GERARDIN, P
LOUBINOUX, B
RIHS, G
机构
[1] UNIV HENRI POINCARE,LERMAB,CHIM ORGAN LAB 4,F-54506 VANDOEUVRE NANCY,FRANCE
[2] CIBA GEIGY AG,CH-4002 BASEL,SWITZERLAND
关键词
D O I
10.1016/0040-4020(95)98697-G
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new synthesis of 2-isoxazoline 2-oxides starting from unsaturated nitro compounds is described. A facile and convenient preparation of beta-alkyl substituted beta-nitroenones and their conversion to beta-nitrosulfides are recorded. Treatment of these compounds with potassium tea-butoxide at -78 degrees C followed by immediate quenching with acetic acid provides access to 5-hydroxy-4-(phenylthio)-2-isoxazoline 2-oxides via intramolecular addition of the nitronate anion to the carbonyl group.
引用
收藏
页码:4997 / 5010
页数:14
相关论文
共 32 条
[1]   CONJUGATED NITROALKENES - VERSATILE INTERMEDIATES IN ORGANIC-SYNTHESIS [J].
BARRETT, AGM ;
GRABOSKI, GG .
CHEMICAL REVIEWS, 1986, 86 (05) :751-762
[2]   SYNTHESIS OF 2-(1-NITROALKYLIDENE)-CYCLOALKANONES [J].
BOELLE, J ;
SCHNEIDER, R ;
GERARDIN, P ;
LOUBINOUX, B .
SYNTHETIC COMMUNICATIONS, 1993, 23 (18) :2563-2570
[3]   3-NITROCYCLOALKENONES, SYNTHESIS AND USE AS REVERSE AFFINITY CYCLOALKYNONE EQUIVALENTS [J].
COREY, EJ ;
ESTREICHER, H .
TETRAHEDRON LETTERS, 1981, 22 (07) :603-606
[4]  
COUTOULIARGYROP.E, 1980, J ORG CHEM, V45, P4158
[5]   INTERMOLECULAR [4 + 2]-CYCLOADDITIONS OF NITROALKENES WITH CYCLIC OLEFINS - TRANSFORMATIONS OF CYCLIC NITRONATES [J].
DENMARK, SE ;
CRAMER, CJ ;
STERNBERG, JA .
HELVETICA CHIMICA ACTA, 1986, 69 (08) :1971-1989
[6]  
GLAGETT M, 1976, J ORG CHEM, V25, P4033
[7]  
GRUNANGER P, 1991, ISOXAZOLES 1
[8]  
JAGER V, 1985, LECT HETEROCYCL CHEM, V8, P179
[9]   LEWIS ACID-INDUCED NUCLEOPHILIC-SUBSTITUTION REACTION OF BETA-NITRO SULFIDES [J].
KAMIMURA, A ;
SASATANI, H ;
HASHIMOTO, T ;
ONO, N .
JOURNAL OF ORGANIC CHEMISTRY, 1989, 54 (21) :4998-5003
[10]   ANTI-SELECTIVE MICHAEL ADDITION OF THIOLS AND THEIR ANALOGS TO NITRO OLEFINS [J].
KAMIMURA, A ;
SASATANI, H ;
HASHIMOTO, T ;
KAWAI, T ;
HORI, K ;
ONO, N .
JOURNAL OF ORGANIC CHEMISTRY, 1990, 55 (08) :2437-2442