ChemicalBook >> CAS DataBase List >>2,5-Dibromothiophene
2,5-Dibromothiophene
- CAS No.
- 3141-27-3
- Chemical Name:
- 2,5-Dibromothiophene
- Synonyms
- Dibromothiophene;S0505;2,5 DBT;TH-2Bra;NSC 4488;2,5-Dibromthiophen;2,5-Bromo Thiophene;2,5-dibromo-thiophen;2,5-DIBROMOTHIOPHENE;2,5-Dibromlthiophene
- CBNumber:
- CB1694455
- Molecular Formula:
- C4H2Br2S
- Molecular Weight:
- 241.93
- MDL Number:
- MFCD00005420
- MOL File:
- 3141-27-3.mol
Last updated:2024-07-30 14:17:11
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) |
FDA UNII | F0033K8CXM |
NIST Chemistry Reference | Thiophene, 2,5-dibromo-(3141-27-3) |
EPA Substance Registry System | Thiophene, 2,5-dibromo- (3141-27-3) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
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---|---|---|---|---|---|---|---|---|---|---|
Signal word | Warning | |||||||||
Hazard statements | H315-H319-H335 | |||||||||
Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 | |||||||||
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 | |||||||||
NFPA 704 |
|
2,5-Dibromothiophene price More Price(37)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 108472 | 2,5-Dibromothiophene 95% | 3141-27-3 | 25g | $61.4 | 2024-03-01 | Buy |
Sigma-Aldrich | 108472 | 2,5-Dibromothiophene 95% | 3141-27-3 | 100g | $142 | 2024-03-01 | Buy |
TCI Chemical | D1549 | 2,5-Dibromothiophene >95.0%(GC) | 3141-27-3 | 25g | $37 | 2024-03-01 | Buy |
TCI Chemical | D1549 | 2,5-Dibromothiophene >95.0%(GC) | 3141-27-3 | 100g | $103 | 2024-03-01 | Buy |
Alfa Aesar | A13406 | 2,5-Dibromothiophene, 96% | 3141-27-3 | 25g | $43.65 | 2024-03-01 | Buy |
2,5-Dibromothiophene Chemical Properties,Uses,Production
Chemical Properties
Light Yellow Liquid
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.
Uses
2,5-Dibromothiophene, is mainly used as pharmaceutical intermediate and synthesis intermediate.
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
1of3
Global( 415)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5895 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29798 | 60 |
Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 18628 | 58 |
ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 32836 | 60 |
Speranza Chemical Co., Ltd. | +86-86-075521030354 +8618688942810 | sophieliu@speranzachem.com | China | 801 | 55 |
career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29888 | 58 |
Xi'an Kono chem co., Ltd., | 029-86107037 13289246953 | info@konochemical.com | China | 2995 | 58 |
Shandong chuangyingchemical Co., Ltd. | 18853181302 | sale@chuangyingchem.com | CHINA | 5909 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 | sales@chemdad.com | China | 39916 | 58 |
Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63711 | 58 |
View Lastest Price from 2,5-Dibromothiophene manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
2024-09-30 | 2,5-Dibromothiophene
3141-27-3
|
US $40.00 / KG | 1KG | 98%+ | 300MT/year | Speranza Chemical Co., Ltd. | ||
2024-09-29 | 2,5-Dibromothiophene
3141-27-3
|
US $19.00 / KG | 1KG | 99.% | 10 ton | Hebei Chuanghai Biotechnology Co,.LTD | ||
2023-01-31 | 2,5-Dibromothiophene
3141-27-3
|
US $0.00 / KG | 1KG | 99% | 50000KG/month | Hebei Mojin Biotechnology Co., Ltd |
- 2,5-Dibromothiophene
3141-27-3
- US $40.00 / KG
- 98%+
- Speranza Chemical Co., Ltd.
- 2,5-Dibromothiophene
3141-27-3
- US $19.00 / KG
- 99.%
- Hebei Chuanghai Biotechnology Co,.LTD
- 2,5-Dibromothiophene
3141-27-3
- US $0.00 / KG
- 99%
- Hebei Mojin Biotechnology Co., Ltd
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2,5-Dibromothiophene>
2,5-Dibromothiophene ISO 9001:2015 REACH
S0505
2,5-Dibromlthiophene
Tiotropium bromide Impurity 23
2,5-Bromo Thiophene
Dibromothiophene
3141-27-3
C4H2Br2S
C4H2SBr2
Br2C4H2S
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