2,5-Dibromothiophene

2,5-Dibromothiophene Basic information
Product Name:2,5-Dibromothiophene
Synonyms: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
CAS:3141-27-3
MF:C4H2Br2S
MW:241.93
EINECS:221-547-3
Product Categories:Sulphur Derivatives;Thiophene&Benzothiophene;Thiophenes;Metal Isotopes;Thiophens;Sulfur & Selenium Compounds;Halogenated Heterocycles;Heterocyclic Building Blocks;ThiophenesBuilding Blocks;Heterocycle-oher series;bc0001
Mol File:3141-27-3.mol
2,5-Dibromothiophene Structure
2,5-Dibromothiophene Chemical Properties
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
Fp 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 Gravity2.147
Water Solubility practically insoluble
BRN 109899
InChIKeyKBVDUUXRXJTAJC-UHFFFAOYSA-N
CAS DataBase Reference3141-27-3(CAS DataBase Reference)
NIST Chemistry ReferenceThiophene, 2,5-dibromo-(3141-27-3)
EPA Substance Registry SystemThiophene, 2,5-dibromo- (3141-27-3)
Safety Information
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
MSDS Information
ProviderLanguage
2,5-Dibromothiophene English
ACROS English
ALFA English
2,5-Dibromothiophene Usage And Synthesis
Chemical PropertiesLight Yellow Liquid
Uses2,5-Dibromothiophene, is mainly used as pharmaceutical intermediate and synthesis intermediate.
Uses2,5-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 Description2,5-Dibromothiophene polymerizes by debromination with magnesium catalyzed by nickel compounds to form poly(2,5- thienylene) .
5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dioxine 2,3,5-Tribromothiophene 2,3-DIBROMOTHIOPHENE,2,3-Dibromothiophene, 98+% 5,7-DIBROMO-2-METHYLTHIENO[3,4-D][1,2,3]DIAZABORININ-1(2H)-OL 2,5-DIBROMO-3-DODECYLTHIOPHENE 2,5-dibromo-3-(dibromomethyl)thiophene 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-hexylthiophene 2,5-DIBROMO-3,4-DINITROTHIOPHENE 2,5-DIBROMO-3-DECYLTHIOPHENE 2,5-DIBROMO-3,4-DINITROTHIOPHENE HYDRATE 2,5-DIBROMO-3-BUTYLTHIOPHENE 1,3-Dibromo-5,5-dimethylhydantoin SPECS AI-942/25034804 Tetrahydrothiophene Cephalothin sodium

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