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 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 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) |
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 |
Provider | Language |
---|---|
2,5-Dibromothiophene | English |
ACROS | English |
ALFA | English |
2,5-Dibromothiophene Usage And Synthesis |
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 |