Ethyl 2-amino-4-(4-fluorophenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-benzo[b]pyran-3-carboxylate

被引：3
|
作者：
Shi, DQ [1 ]
Zhang, S [1 ]
Wang, XS [1 ]
Zhuang, QY [1 ]
机构：
[1] Xuzhou Normal Univ, Dept Chem, Xuzhou 221116, Peoples R China
来源：
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE | 2003年 / 59卷
关键词：
D O I：
10.1107/S1600536803019834
中图分类号：
O7 [晶体学];
学科分类号：
0702 ; 070205 ; 0703 ; 080501 ;
摘要：
The title compound, C20H22FNO4, was synthesized by the reaction of 4-fluorobenzaldehyde with 5,5-dimethyl-1,3-cyclohexanedione and ethyl cyanoacetate. The pyran ring adopts a boat conformation, while the fused six-membered ring adopts a distorted boat conformation.
引用
收藏
页码：O1501 / O1502
页数：2
相关论文
共 50 条
  • [21] 2-Amino-4-(1-naphthyl)-5-oxo5,6,7,8-tetrahydro-4H-chromene3-carbonitrile and 2-amino-7,7-dimethyl-4-(1-naphthyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile
    Nesterov, VN
    Wiedenfeld, DJ
    Nesterova, SV
    Minton, MA
    ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY, 2004, 60 : O334 - O337
  • [22] A convenient synthesis of 2-amino-5,6,7,8-tetrahydro-5-oxo-4-aryl-7,7-dimethyl-4H-benzo-[b]-pyran-3-carbonitrile under microwave irradiation
    Tu, SJ
    Gao, Y
    Guo, C
    Shi, DQ
    Lu, ZS
    SYNTHETIC COMMUNICATIONS, 2002, 32 (14) : 2137 - 2141
  • [23] Crystal structure of 2-amino-4-(3-bromo-4-fluoro-phenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile, C18H16BrFN2O2
    Song, Jing
    ZEITSCHRIFT FUR KRISTALLOGRAPHIE-NEW CRYSTAL STRUCTURES, 2017, 232 (05): : 785 - 786
  • [24] Crystal structure of 2-amino-4-(4-nitro-phenyl)-7, 7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile, C18H17N3O4
    Song, Jing
    ZEITSCHRIFT FUR KRISTALLOGRAPHIE-NEW CRYSTAL STRUCTURES, 2018, 233 (02): : 251 - 252
  • [25] A convenient synthesis of 2-amino-5,6,7,8,-tetrahydro-5-oxo-4-aryl-7,7-dimethyl-4H-benzo-[b]-pyran-3-ethylcarboxylates under microwave irradiation
    Tu, SJ
    Wang, H
    Feng, JQ
    Tang, AL
    Feng, JC
    SYNTHETIC COMMUNICATIONS, 2001, 31 (17) : 2663 - 2666
  • [26] 2-Amino-4-(4-methylphenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile
    Mohamed, Shaaban K.
    Akkurt, Mehmet
    Tahir, Muhammad N.
    Abdelhamid, Antar A.
    Albayati, Mustafa R.
    ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 2012, 68 : 02315 - +
  • [27] 2-Amino-4-(4-chlorophenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile
    Mohamed, Shaaban K.
    Akkurt, Mehmet
    Abdelhamid, Antar A.
    Singh, Kuldip
    Allahverdiyev, M. A.
    ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 2012, 68 : O1414 - +
  • [28] 2-Amino-4-(4-methoxyphenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile
    Kong, Lingqian
    Ju, Xiuping
    Qiao, Yan
    Zhang, Jidong
    Gao, Zhiqing
    ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 2011, 67 : O3100 - U1995
  • [29] Crystal structure of 2-amino-4-(3,5-difluorophenyl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile, C18H16F2N2O2
    Lou, He
    ZEITSCHRIFT FUR KRISTALLOGRAPHIE-NEW CRYSTAL STRUCTURES, 2016, 231 (04): : 1091 - 1092
  • [30] Ethyl 2-amino-4-(4-methoxyphenyl)-7-methyl-5-oxopyrano[3,2-c]pyran-3-carboxylate
    Shi, DQ
    Niu, LH
    Wang, XS
    Zhuang, QY
    Zhang, Y
    ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 2004, 60 : O2362 - O2364
12345