ChemicalBook > CAS DataBase List > 2,5-Dibromothiophene

2,5-Dibromothiophene

Product Name
2,5-Dibromothiophene
CAS No.
3141-27-3
Chemical Name
2,5-Dibromothiophene
Synonyms
Dibromothiophene;S0505;TH-2Bra;2,5 DBT;NSC 4488;2,5-Dibromthiophen;2,5-Bromo Thiophene;2,5-DIBROMOTHIOPHENE;2,5-dibromo-thiophen;2,5-Dibromlthiophene
CBNumber
CB1694455
Molecular Formula
C4H2Br2S
Formula Weight
241.93
MOL File
3141-27-3.mol
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2,5-Dibromothiophene Property

Melting point:
-6 °C (lit.)
Boiling point:
211 °C (lit.)
Density 
2.147 g/mL at 25 °C (lit.)
refractive index 
1.627-1.63
Flash point:
99 °C
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
Chloroform, Methanol
form 
Liquid
color 
Clear pale yellow to brown
Specific Gravity
2.147
Water Solubility 
practically insoluble
BRN 
109899
InChIKey
KBVDUUXRXJTAJC-UHFFFAOYSA-N
CAS DataBase Reference
3141-27-3(CAS DataBase Reference)
NIST Chemistry Reference
Thiophene, 2,5-dibromo-(3141-27-3)
EPA Substance Registry System
Thiophene, 2,5-dibromo- (3141-27-3)
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Safety

Hazard Codes 
T+,Xi
Risk Statements 
68-43-36/37/38-28-20/21
Safety Statements 
45-36/37/39-28A-26-36
RIDADR 
UN2810
WGK Germany 
3
Hazard Note 
Irritant
TSCA 
T
HazardClass 
6.1
PackingGroup 
II
HS Code 
29349990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
108472
Product name
2,5-Dibromothiophene
Purity
95%
Packaging
25g
Price
$61.4
Updated
2024/03/01
Sigma-Aldrich
Product number
108472
Product name
2,5-Dibromothiophene
Purity
95%
Packaging
100g
Price
$142
Updated
2024/03/01
TCI Chemical
Product number
D1549
Product name
2,5-Dibromothiophene
Purity
>95.0%(GC)
Packaging
25g
Price
$37
Updated
2024/03/01
TCI Chemical
Product number
D1549
Product name
2,5-Dibromothiophene
Purity
>95.0%(GC)
Packaging
100g
Price
$103
Updated
2024/03/01
Alfa Aesar
Product number
A13406
Product name
2,5-Dibromothiophene, 96%
Packaging
25g
Price
$43.65
Updated
2024/03/01
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2,5-Dibromothiophene Chemical Properties,Usage,Production

Chemical Properties

Light Yellow Liquid

Uses

2,5-Dibromothiophene, is mainly used as pharmaceutical intermediate and synthesis intermediate.

Uses

2,5-Dibromothiophene was used as starting reagent for the synthesis of α,α′-didecylquater-, -quinque- and -sexi-thiophenes. It was used in the preparation of soluble α,ω-diformyl-a-oligothiophenes.

Synthesis Reference(s)

The Journal of Organic Chemistry, 58, p. 3072, 1993 DOI: 10.1021/jo00063a028
Synthesis, p. 890, 1988 DOI: 10.1055/s-1988-27740

General Description

2,5-Dibromothiophene polymerizes by debromination with magnesium catalyzed by nickel compounds to form poly(2,5- thienylene) .

2,5-Dibromothiophene Preparation Products And Raw materials

Raw materials

Preparation Products

3,4-DIAMINOTHIOPHENE DIHYDROCHLORIDE ETHYL 5-BROMOTHIOPHENE-2-CARBOXYLATE 5,5'-Dibromo-2,2'-bithiophene 5-Bromothiophene-2-carbohydrazide 2,2':5',2''-TERTHIOPHENE Ethyl 5-bromothiophene-2-carboxylate
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2,5-Dibromothiophene Suppliers

Americas 1 Belgium 1 Canada 2 CHINA 307 Europe 2 France 1 Germany 6 India 16 Israel 2 Italy 1 Japan 5 Slovakia 1 Switzerland 2 The Netherlands 1 Ukraine 2 United Kingdom 19 United States 43 Global 412
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View Lastest Price from 2,5-Dibromothiophene manufacturers

Speranza Chemical Co., Ltd.
Product
2,5-Dibromothiophene 3141-27-3
Price
US $40.00/KG
Min. Order
1KG
Purity
98%+
Supply Ability
300MT/year
Release date
2019-12-24
Shaanxi Dideu Medichem Co. Ltd
Product
2,5-Dibromothiophene 3141-27-3
Price
US $1.00-1.00/mg
Min. Order
1ASSAYS
Purity
99%
Supply Ability
50tons
Release date
2020-04-22
Hebei Guanlang Biotechnology Co,.LTD
Product
2,5-Dibromothiophene 3141-27-3
Price
US $19.00/KG
Min. Order
1KG
Purity
99.%
Supply Ability
10 ton
Release date
2021-12-15

3141-27-3, 2,5-DibromothiopheneRelated Search:

1,3-Dibromo-5,5-dimethylhydantoin Cephalothin sodium Tetrahydrothiophene Thifensulfuron methyl 1,2-Dibromopropane 3-(2,5-DIBROMOTHIEN-3-YL)PROPANOIC ACID 2,5-DIBROMO-3-DODECYLTHIOPHENE 2,5-DIBROMO-3,4-DINITROTHIOPHENE 2,5-DIBROMO-3-BUTYLTHIOPHENE 2,3,5-Tribromothiophene 5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxine 3,4-Dibromothiophene ,99%,3,4-Dibromothiophene 98%,3,4-Dibromothiophene, 98+%,3,4-DIBROMOTHIOPHENE Tetrabromothiophene 2,3,5-TRIBROMO-4-METHYLTHIOPHENE 2,5-DIBROMO-3-METHYLTHIOPHENE 2,5-Dibromo-3-octylthiophene 2,4-DIBROMOTHIOPHENE,96%,2,4-DIBROMOTHIOPHENE, 90+%,2,4-DIBROMOTHIOPHENE 96%,2,4-DIBROMOTHIOPHENE,2,4-Dibromothiophene,94% 2,5-Dibromo-3-hexylthiophene

  • Thiophene,2,5-dibromo-
  • 2,5-DIBROMO THIOPHENE 98.0%MIN
  • TH-2Bra
  • 2,5-Dibromthiophen
  • 2,5-DibroMothiophene, 95% 25GR
  • 2,5-Dibromothiophene,95%
  • alpha,alpha-Dibromothiophene
  • NSC 4488
  • 2, 5 - two br thiophene
  • 2,5-Dibromothiophene Vetec(TM) reagent grade, 94%
  • 2,5-DIBROMOTHIOPHENE
  • 2,5 DBT
  • 2,5-dibromo-thiophen
  • Dibromothiophene
  • 2,5-Dibromothiophene,96%
  • 2,5-Dibromothiophene, 95%, for synthesis
  • 2,5-Dibromothiophene&gt
  • 2,5-Dibromothiophene ISO 9001：2015 REACH
  • S0505
  • 2,5-Dibromlthiophene
  • Tiotropium bromide Impurity 23
  • 2,5-Bromo Thiophene
  • 3141-27-3
  • C4H2Br2S
  • C4H2SBr2
  • Br2C4H2S
  • Heterocyclic Building Blocks
  • Halogenated Heterocycles
  • Thiophenes
  • Building Blocks
  • Sulphur Derivatives
  • Thiophene&Benzothiophene
  • Thiophenes
  • Metal Isotopes
  • Thiophens
  • Sulfur & Selenium Compounds
  • Halogenated Heterocycles
  • Heterocyclic Building Blocks
  • ThiophenesBuilding Blocks
  • Heterocycle-oher series
  • bc0001