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Squaric acid fluoridechloride

中文名称
——
中文别名
——
英文名称
Squaric acid fluoridechloride
英文别名
3-Chloro-4-fluorocyclobut-3-ene-1,2-dione;3-chloro-4-fluorocyclobut-3-ene-1,2-dione
Squaric acid fluoridechloride化学式
CAS
——
化学式
C4ClFO2
mdl
——
分子量
134.494
InChiKey
CSKQEYZQUBUHTI-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

计算性质

  • 辛醇/水分配系数(LogP):
    0.7
  • 重原子数:
    8
  • 可旋转键数:
    0
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.0
  • 拓扑面积:
    34.1
  • 氢给体数:
    0
  • 氢受体数:
    3

反应信息

  • 作为产物:
    描述:
    3,4-二氯-3-环丁烯-1,2-二酮 在 potassium fluoride 作用下, 250.0 ℃ 、0.1 Pa 条件下, 生成 1,4-Difluoro-2-butyne-1,4-dione 、 3,4-Difluoro-3-cyclobutene-1,2-dioneSquaric acid fluoridechloride
    参考文献:
    名称:
    Squaric acid difluoride
    摘要:
    Hitherto unknown squaric acid difluoride (3,4-difluoro-3-cyclobutene-1,2-dione) (1a) has been synthesized in 71% yield by gas phase fluorination of squaric acid dichloride (1c) with KF at 250 degrees C. (1a) has been characterized by multinuclear NMR, mass, IR and Raman spectra. The IR spectrum is in excellent agreement with its ab initio prediction (MP2, 6-311 + G(2d, p)). The vacuum thermolysis of (1a) at 700 degrees C does not yield the expected decarbonylation product FCCF (2a) although the precursor of the latter, F2CCCO, and three C3F4 isomers (propyne, allene, cyclopropene) which are also found as decomposition products of (2a) have been identified. (C) 1999 Elsevier Science S.A. All rights reserved.
    DOI:
    10.1016/s0022-1139(99)00138-4
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文献信息

  • Squaric acid difluoride
    作者:Michael Senzlober、Hans Bürger、Reint Eujen、Achim Gelessus、Walter Thiel
    DOI:10.1016/s0022-1139(99)00138-4
    日期:1999.11
    Hitherto unknown squaric acid difluoride (3,4-difluoro-3-cyclobutene-1,2-dione) (1a) has been synthesized in 71% yield by gas phase fluorination of squaric acid dichloride (1c) with KF at 250 degrees C. (1a) has been characterized by multinuclear NMR, mass, IR and Raman spectra. The IR spectrum is in excellent agreement with its ab initio prediction (MP2, 6-311 + G(2d, p)). The vacuum thermolysis of (1a) at 700 degrees C does not yield the expected decarbonylation product FCCF (2a) although the precursor of the latter, F2CCCO, and three C3F4 isomers (propyne, allene, cyclopropene) which are also found as decomposition products of (2a) have been identified. (C) 1999 Elsevier Science S.A. All rights reserved.
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同类化合物

试剂2,5-Dibromo-3,4-dihexylthiophene 苯-1,2,4-三羧酸-丙烷-1,2,3-三醇(1:1) 碘吡咯 癸氯-二茂铁 溴代二茂铁 溴-(3-溴-2-噻嗯基)镁 派瑞林D 派瑞林 F 二聚体 氯代二茂铁 曲洛酯 异噻唑,3-氯-5-甲基- 地茂酮 四碘噻吩 四溴噻吩 四溴吡咯 四溴-N-甲基吡咯 四氯噻吩 四氟噻吩 噻菌腈 噻美尼定. 噻吩,3-溴-4-(1-辛炔基)- 噻吩,2,5-二氯-3,4-二(氯甲基)- 喷贝特 咪唑烷,2-(4-溴-5-甲基-2-呋喃基)-1,3-二甲基- 叔丁基2-溴-4,6-二氢-5H-吡咯并[3,4-D]噻唑-5-羧酸酯 叔-丁基2-溴-5,6-二氢咪唑并[1,2-A]吡嗪-7(8H)-甲酸基酯 八氟联苯烯 八氟二苯并硒吩 二苯基氯化碘盐 二联苯碘硫酸盐 二氯对二甲苯二聚体 二氯[2-甲基-3(2H)-异噻唑酮-O]的钙合物 二氯-1,2-二硫环戊烯酮 二-(3-溴-1,2,4-噻二唑-5-基)-二硫醚 二(2-噻吩基)碘鎓 [四丁基铵][Δ-三(四氯-1,2-苯二醇酸根)磷酸盐(V)] [3-(4-氯-3,5-二甲基-1H-吡唑-1-基)丙基]胺 [3-(4-氯-1H-吡唑-1-基)-2-甲基丙基]胺 [2-(4-溴-吡唑-1-基)-乙基]-二甲胺 [1-(4-溴-3-甲基-1,2-噻唑-5-基)乙亚基氨基]硫脲 [1-(4-溴-1,2-噻唑-3-基)乙亚基氨基]硫脲 [1,1'-联苯]-2,2'-二基碘鎓 [(4-碘-1,2-噻唑-5-基)亚甲基氨基]硫脲 [(4-氯-1,2-噻唑-5-基)亚甲基氨基]硫脲 N-苄基-2-氯吡咯 N-Boc-2-氨基-3-溴噻吩 N-(2-氯-4-甲基-3-噻吩)-4,5-二氢-1H-咪唑-2-胺盐酸盐 N-(2,5-二溴-1H-吡咯-1-基)-氨基甲酸叔丁酯 N,N-二甲基-5-碘-1H-吡唑-1-磺酰胺 N,N-二甲基-2-(3,4,5-三溴吡唑-1-基)丙酰胺