Facile Entry to 3,4-Dihydro-1H-pyrrolo[2,1-c][1,4]oxazines through the oxa-Pictet-Spengler Reaction

被引:1
|
作者
Reddy, Chada Raji [1 ]
Burra, Amarender Goud [1 ]
Singarapu, Kiran K. [2 ]
Gree, Rene [3 ]
机构
[1] CSIR Indian Inst Chem Technol, Div Nat Prod Chem, Hyderabad 500007, Andhra Pradesh, India
[2] CSIR Indian Inst Chem Technol, Ctr NMR & Struct Chem, Hyderabad 500007, Andhra Pradesh, India
[3] CNRS UMR 6226, Inst Sci Chim Rennes, Ave Gen Leclerc, F-35042 Rennes, France
关键词
Synthetic methods; Cyclization; Fused-ring systems; Nitrogen heterocycles; Alkaloids; BAYLIS-HILLMAN ACETATES; ACETYLENIC ALDEHYDES; ALKALOIDS; ACORTATARINS; PYRROLES; POLLENOPYRROSIDE; CONSTRUCTION; ISOCHROMANS;
D O I
10.1002/ejoc.201600928
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An intermolecular approach to the construction of 3,4-dihydro-1H-pyrrolo[2,1-c][1,4]oxazines is reported for the first time using the oxa-Pictet-Spengler reaction. The method involves a sequence of carbon-carbon-and carbon-oxygenbond formation between a substituted 2-(1H-pyrrol-1-yl)ethan-1-ol and an aldehyde/ketone. p-Toluenesulfonic acid (pTSA) was identified as a suitable catalyst to promote the reaction. The method provides a one-step conversion of various aldehydes/ketones into the corresponding 3,4-dihydro-1H-pyrrolo[2,1-c][1,4]oxazines.
引用
收藏
页码:5274 / 5281
页数:8
相关论文
共 43 条
  • [31] Facile and efficient synthesis of [1,4]oxazino[3,2-b]indoles and 1H-pyrazino[2,3-b]indoles through gold-catalyzed cascade cyclization of (azido)ynamides
    Shen, Cang-Hai
    Pan, Yuan
    Yu, Yong-Fei
    Wang, Ze-Shu
    He, Weimin
    Li, Ting
    Ye, Long-Wu
    JOURNAL OF ORGANOMETALLIC CHEMISTRY, 2015, 795 : 63 - 67
  • [32] Synthesis of Polycyclic Heteroarenes via Rh(III)-Catalyzed Twofold C-H Activation of 3-Aryl-2H-benzo[b][1,4]oxazines and Annulation with α-Diazo-β-ketoesters
    Li, Yiyue
    Li, Song
    Du, Haokang
    Hao, Youwu
    Cheng, Yi-Nan
    Liu, Xiangyang
    Yang, Xifa
    JOURNAL OF ORGANIC CHEMISTRY, 2025, 90 (12): : 4337 - 4346
  • [33] Regioselective anionic [3+2] cyclizations of isoxazole, pyrazole and 1,2,4-triazole dinucleophiles -: Efficient synthesis of 2,4-dihydroimidazo-[4,5-b]quinoxalines, 3H-imidazo[1,2-b]pyrazoles and 5H-imidazo[2,1-c][1,2,4]triazoles
    Langer, P
    Wuckelt, J
    Döring, M
    Schreiner, PR
    Görls, H
    EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, 2001, 2001 (12) : 2257 - 2263
  • [34] Iodine promoted dual oxidative C(sp3)-H amination of 2-methyl-3-arylquinazolin-4(3H)-ones: a facile route to 1,4-diarylimidazo[1,5-a]quinazolin-5(4H)-ones
    Donthiboina, Kavitha
    Namballa, Hari Krishna
    Shaik, Siddiq Pasha
    Nanubolu, Jagadeesh Babu
    Shankaraiah, Nagula
    Kamal, Ahmed
    ORGANIC & BIOMOLECULAR CHEMISTRY, 2018, 16 (10) : 1720 - 1727
  • [35] Access to Functionalized 3H-Pyrrolo[2,3-c]quinolin-4(5H)-ones and Thieno[2,3-c]quinolin-4(5H)-ones via Domino Reaction of 4-Alkynyl-3-bromoquinolin-2(1H)-ones
    Wang, Zhiyong
    Xue, Lijun
    He, Yiyi
    Weng, Licong
    Fang, Ling
    JOURNAL OF ORGANIC CHEMISTRY, 2014, 79 (20): : 9628 - 9638
  • [36] Regio- and diastereoselective synthesis of 3,4-dihydro-2H-benzo [4,5] imidazo[2,1-b] [1,3]thiazine derivatives via DBU-catalyzed [3+3] annulation of MBH carbonates with 2-mercaptobenzimidazoles
    Jiang, Lin
    Peng, Peiying
    Yu, Liudong
    Jiang, Dengbang
    Wang, Yidan
    Li, Hongli
    Yuan, Minglong
    Yuan, Mingwei
    TETRAHEDRON, 2021, 98
  • [37] Domino reactions in the synthesis of benzothieno[2,3-c]pyridines. New one-pot method of preparing 2-([1]benzothieno-[2,3-c]pyridin-1-yl)benzoic acids and 8,13b-dihydro[1]benzothieno[2′,3′:3,4]pyrido-[2,1-a]isoindol-5(7H)-ones
    Tolkunov, V. S.
    Eres'ko, A. B.
    Khizhan, A. I.
    Mazepa, A. V.
    Palamarchuk, G. V.
    Shishkin, O. V.
    Tolkunov, S. V.
    CHEMISTRY OF HETEROCYCLIC COMPOUNDS, 2012, 48 (04) : 666 - 671
  • [38] Domino reactions in the synthesis of benzothieno[2,3-c]pyridines. New one-pot method of preparing 2-([1]benzothieno-[2,3-c]pyridin-1-yl)benzoic acids and 8,13b-dihydro[1]benzothieno[2',3':3,4]pyrido-[2,1-a]isoindol-5(7 H)-ones
    V. S. Tolkunov
    A. B. Eres’ko
    A. I. Khizhan
    A. V. Mazepa
    G. V. Palamarchuk
    O. V. Shishkin
    S. V. Tolkunov
    Chemistry of Heterocyclic Compounds, 2012, 48 : 666 - 671
  • [39] Catalyst-Free Domino Reaction of 1-Acryloyl-1-N-arylcarbamyl-cyclopropanes with Amines: One-Pot Approach to 2,3,6,7-Tetrahydro-1H-pyrrolo[3,2-c]pyridin-4(5H)-ones
    Zhang, Zhiguo
    Zhang, Feisong
    Wang, Huanhuan
    Wu, Hao
    Duan, Xinyu
    Liu, Qingfeng
    Liu, Tongxin
    Zhang, Guisheng
    ADVANCED SYNTHESIS & CATALYSIS, 2015, 357 (12) : 2681 - 2686
  • [40] Synthesis and crystal structure of ((6R,7S)-3-ethyl-6-phenyl-6,7-dihydro-5H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazin-7-yl)(phenyl)methanone hemihydrate, 2(C19H18N4OS) • H2O
    Ding, Qichun
    Yang, Ruya
    Yao, Peipao
    ZEITSCHRIFT FUR KRISTALLOGRAPHIE-NEW CRYSTAL STRUCTURES, 2020, 235 (05): : 1157 - 1159