Cas no 289470-44-6 (Ethyl 2,5-dibromothiophene-3-carboxylate)

Ethyl 2,5-dibromothiophene-3-carboxylate is a brominated thiophene derivative widely used as a key intermediate in organic synthesis and pharmaceutical research. Its structure features reactive bromine substituents at the 2- and 5-positions, enabling efficient functionalization via cross-coupling reactions such as Suzuki or Stille couplings. The ethyl carboxylate group enhances solubility in organic solvents, facilitating further derivatization. This compound is particularly valuable in the synthesis of conjugated polymers, agrochemicals, and bioactive molecules due to its stability and versatility. High purity grades are available to ensure consistent performance in demanding applications. Proper handling under inert conditions is recommended to preserve reactivity.

Ethyl 2,5-dibromothiophene-3-carboxylate structure

289470-44-6 structure

Product Name:Ethyl 2,5-dibromothiophene-3-carboxylate

CAS No:289470-44-6

MF:C₇H₆Br₂O₂S

MW:313.994339466095

MDL:MFCD12032144

CID:248975

PubChem ID:45117604

Update Time:2025-09-28

Ethyl 2,5-dibromothiophene-3-carboxylate Chemical and Physical Properties

Names and Identifiers

- Ethyl 2,5-dibromothiophene-3-carboxylate
- 3-Thiophenecarboxylicacid, 2,5-dibromo-, ethyl ester
- Ethyl 2,5-Dibromo-3-thiophenecarboxylate
- 2,5-Dibromothiophene-3-carboxylicacid ethyl ester
- 3-Thiophenecarboxylic acid, 2,5-dibromo-, ethyl ester
- JJXKSBHSHSKQEX-UHFFFAOYSA-N
- VT20040
- AK143208
- 2,5-Dibromo-3-thiophenecarboxylic acid-ethylester
- 2,5-dibromo-thiophene-3-carboxylic acid ethyl ester
- 2,5-dibromo-3-thiophenecarboxylic acid ethyl ester
- DS-7621
- DTXSID10668650
- MFCD12032144
- SCHEMBL3100139
- AKOS016025365
- Ethyl2,5-dibromothiophene-3-carboxylate
- C74486
- A919049
- 289470-44-6
- 3-Thiophenecarboxylicacid,2,5-dibromo-,ethyl ester
- CS-0094657
- MDL： MFCD12032144
- Inchi： 1S/C7H6Br2O2S/c1-2-11-7(10)4-3-5(8)12-6(4)9/h3H,2H2,1H3
- InChI Key： JJXKSBHSHSKQEX-UHFFFAOYSA-N
- SMILES： BrC1=C(C(=O)OCC)C=C(S1)Br

Computed Properties

Exact Mass: 311.84548
Monoisotopic Mass: 311.84553g/mol
Isotope Atom Count: 0
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 3
Heavy Atom Count: 12
Rotatable Bond Count: 3
Complexity: 177
Covalently-Bonded Unit Count: 1
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count : 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
Surface Charge: 0
Tautomer Count: nothing
XLogP3: 3.9
Topological Polar Surface Area: 54.5

Experimental Properties

Density: 1.9±0.1 g/cm3
Boiling Point: 299.1±35.0 °C at 760 mmHg
Flash Point: 134.7±25.9 °C
PSA: 26.3
Vapor Pressure: 0.0±0.6 mmHg at 25°C

Ethyl 2,5-dibromothiophene-3-carboxylate Security Information

Signal Word：Warning
Hazard Statement： H315-H319-H335
Warning Statement： P261-P305+P351+P338
Safety Instruction： H303+H313+H333
Storage Condition：Keep in dark place,Inert atmosphere,2-8°C

Ethyl 2,5-dibromothiophene-3-carboxylate Pricemore >>

Related Categories	No.	Product Name	Cas No.	Purity	Specification	Price	update time
SHANG HAI XIAN DING Biotechnology Co., Ltd.	B-EQ055-250mg	Ethyl 2,5-dibromothiophene-3-carboxylate	289470-44-6	95+%	250mg	871CNY	2021-05-08
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Ethyl 2,5-dibromothiophene-3-carboxylate Suppliers

Suzhou Senfeida Chemical Co., Ltd

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(CAS:289470-44-6)3-Thiophenecarboxylicacid,2,5-dibromo-,ethylester(9CI)

Order Number:sfd6645

Stock Status:in Stock

Quantity:200kg

Purity:99.9%

Pricing Information Last Updated:Friday, 19 July 2024 14:34

Price ($):discuss personally

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Product Official Link

SunaTech Inc.

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(CAS:289470-44-6)Ethyl 2,5-dibromothiophene-3-carboxylate

Order Number:IN1709