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Detail of "3140-92-9"

  • CAS Number:
  • 3140-92-9
  • Name:

  • Thiophene, 2,4-dibromo-

  • Superlist Name:
  • 2,4-Dibromothiophene
  • Molecular Structure:
  • Formula:
  • C4H2Br2S
  • Molecular Weight:
  • 241.93
  • Density:
  • 2.174 g/cm3
  • Boiling Point:
  • 213.4 °C at 760 mmHg
  • Flash Point:
  • 82.9 °C
  • Appearance:
  • clear colorless to light brown liquid
  • Hazard Symbols:
  • HarmfulXn, IrritantXi
  • Risk Codes:
  • 36/37/38-20/21/22
  • Safety:
  • 36/37/39-26-36 Details
  • Transport Information:
  • UN 2810
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CAS No.3140-92-9 2,4-DibromothiopheneCompetitive Product

2,4-Dibromo thiophene

Supplier:zhejiang shou&fu chemical co., ltd [ China (Mainland)]

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CAS No.3140-92-9 2,4-Dibromothiophene

2,4-dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

2,4-Dibromothiophene

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CAS No.3140-92-9 2,4-Dibromothiophene

2,4-Dibromothiophene, 95 %

Supplier:Epsilon Chimie [ France Metropolitan]

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Supplier:Bichem Lab Co.,Ltd [ China (Mainland)]

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CAS No.3140-92-9 2,4-Dibromothiophene

Supplier:Wirtz-Chemieprodukte GmbH [ Germany]

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CAS No.3140-92-9 2,4-Dibromothiophene

Supplier:Ningbo Zhengzhang Chemical Co., Ltd [ China (Mainland)]

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Reference

Stereochemistry of 3,3'-bithienyls
Stereochemistry of 3,3'-bithienyls. XXI. Preparation of chlorinated 3,3'-bithienyls. Almqvist, Anders; Hakansson, Rolf (Chem.In this study，3140-92-9 is also used. Cent.Several substances are used for example 66832-30-2 which is its cas registry number., Univ. Lund, Lund, Swed.). Chem. Scr., 11(2), 57-61 (English) 1977. CODEN: CSRPB9. ISSN: 0004-2056. DOCUMENT TYPE: Journal CA Section: 27 (Heterocyclic Compounds (One Hetero Atom)) The sym. substituted di-, tetra- and hexachloro-3,3'-bithienyls and some brominated chloro-3,3'-bithienyls of interest for the prepn. of optically active bithienyls were prepd., mainly with the aid of N-chlorosuccinimide. Hexachloro-3,3'-bithienyl was most conveniently prepd. from 2,2',4,4'-tetrabromo-3,3'-bithienyl and excess Cl2 in a halogen-exchange reaction. ..
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