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2,3-Dibromo-4-methylthiophene

CAS 125257-38-7C5H4Br2SChemical Synthesis

2,3-Dibromo-4-methylthiophene (CAS: 125257-38-7) is a halogenated heterocyclic building block with the molecular formula C5H4Br2S and a molecular weight of 255.96 g/mol. This compound is primarily utilised in chemical synthesis as an intermediate for the creation of more complex organic molecules. Its specific substitution pattern makes it a valuable reagent in research and development laboratories focusing on novel material science and pharmaceutical applications.

Synonyms
C5H4Br2S2,3-Dibromo-4-methyl-1-thiophen2,3-dibromo-4-methylthiophen
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2,3-Dibromo-4-methylthiophene (C5H4Br2S) — chemical structure, CAS 125257-38-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC4 to C6Chemical SynthesisHalogenated HeterocyclesHeterocyclic Building BlocksThiophenes More...
01 /Applications

Organic Synthesis Intermediate

Serves as a key building block in multi-step organic synthesis pathways. Its dibrominated thiophene core allows for diverse functionalisation through cross-coupling reactions or nucleophilic substitutions.

Pharmaceutical Research

Employed in the synthesis of novel pharmaceutical candidates and drug discovery programs. The thiophene moiety is a common scaffold in various biologically active compounds.

Material Science

Investigated for its potential incorporation into functional organic materials, such as organic semiconductors or conductive polymers, owing to its heterocyclic structure.

02 /Properties
Molecular weight255.96
Empirical formulaC5H4Br2S
Assay97%
Density1.984 g/mL at 25 °C
Storage temperature2-8°C
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H302Harmful if swallowed
  • H318Causes serious eye damage

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Flash point>110 °C / >230 °F
Transport (UN / ADR)UN 2810 6.1 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22-41
Safety statements (S)26-36/37/39

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
125257-38-7
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 2,3-Dibromo-4-methylthiophene used for?

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2,3-Dibromo-4-methylthiophene (CAS: 125257-38-7) is primarily used as a building block in organic synthesis for creating more complex molecules, particularly in pharmaceutical research and material science.

What is the CAS number and chemical formula for 2,3-Dibromo-4-methylthiophene?

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The CAS number is 125257-38-7 and the chemical formula is C5H4Br2S.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2,3-Dibromo-4-methylthiophene with a purity of 97%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should 2,3-Dibromo-4-methylthiophene be handled safely?

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Danger: Harmful if swallowed and causes serious eye damage. Wear eyeshields, gloves, and a dust mask type N95 (US). Ensure proper ventilation. Handle in accordance with the provided hazard statements (H302-H318) and precautionary statements (P280, P305+P351+P338).

How is 2,3-Dibromo-4-methylthiophene packed and shipped?

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The product is packed in compliance with transport regulations (UN 2810 6.1 / PGIII). Tech Serve Solutions exports fine chemicals globally, ensuring adherence to all relevant shipping and customs requirements.

How can I request a quote or sample for 2,3-Dibromo-4-methylthiophene?

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To request a quote or a sample, please contact the Tech Serve Solutions sales team through our website or by calling us directly. Please reference the product name and CAS number (125257-38-7).

Does 2,3-Dibromo-4-methylthiophene require special storage conditions?

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Yes, 2,3-Dibromo-4-methylthiophene should be stored at a temperature of 2-8°C to maintain its stability and quality.

Need 2,3-Dibromo-4-methylthiophene in a specific grade or volume?