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2,5-Dimethylthiophene

CAS 638-02-8C6H8SChemical Synthesis

2,5-Dimethylthiophene (CAS 638-02-8) is a heterocyclic organic compound with the molecular formula C6H8S and a molecular weight of 112.19 g/mol. This flammable liquid is primarily utilised as a versatile building block in chemical synthesis. Its thiophene ring structure makes it valuable for constructing more complex molecules, particularly within the fields of organic chemistry and materials science. TSS supplies this compound for research and development purposes.

Synonyms
Thiophene, 2,5-dimethyl-
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2,5-Dimethylthiophene (C6H8S) — chemical structure, CAS 638-02-8; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC4 to C6Chemical SynthesisHeterocyclic Building BlocksThiophenes
01 /Applications

Organic Synthesis Intermediate

2,5-Dimethylthiophene serves as a key intermediate in the synthesis of various organic compounds. Its reactivity allows for functionalisation and incorporation into larger molecular frameworks.

Heterocyclic Chemistry

As a substituted thiophene, it is employed in studies and applications involving heterocyclic chemistry, contributing to the development of novel compounds with specific electronic or structural properties.

Materials Science Research

This compound can be utilized in research for the development of new materials, potentially including conductive polymers or organic electronic components, owing to its thiophene moiety.

02 /Properties
Molecular weight112.19
Empirical formulaC6H8S
Assay≥98.0% (GC)
Boiling point134 °C/740 mmHg(lit.)
Density0.985 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.512(lit.)n20/D 1.513
03 /Safety & handling
Flash point24 °C / 75 °F
Transport (UN / ADR)UN 1993 3/PG 3
Water hazard class (WGK, DE)3
Risk statements (R)10
Safety statements (S)23-24/25

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

04 /Identifiers & registry
CAS number
638-02-8
MDL number
MFCD00005452
Beilstein registry
106450
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 2,5-Dimethylthiophene used for?

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2,5-Dimethylthiophene is primarily used as a building block in organic synthesis and in heterocyclic chemistry research. It serves as an intermediate for creating more complex molecules and is explored in materials science applications.

What is the CAS number and molecular formula for 2,5-Dimethylthiophene?

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The CAS number for 2,5-Dimethylthiophene is 638-02-8, and its molecular formula is C6H8S.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2,5-Dimethylthiophene with an assay of ≥98.0% (GC). This product is intended for research and chemical synthesis purposes and is not supplied as USP, EP, BP, or any other pharmacopoeia grade.

How should 2,5-Dimethylthiophene be handled?

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2,5-Dimethylthiophene is a flammable liquid and vapour. It can cause skin and eye irritation. Avoid contact with skin, eyes, and clothing. Ensure adequate ventilation and keep away from heat, sparks, and open flames. Refer to the Safety Data Sheet (SDS) for comprehensive handling information.

Is 2,5-Dimethylthiophene a controlled substance?

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Based on the provided data, 2,5-Dimethylthiophene is not listed as a controlled substance. However, users should always verify current local and international regulations.

How is 2,5-Dimethylthiophene packed and shipped?

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2,5-Dimethylthiophene is packed according to industry standards for flammable liquids. It is available for export globally by Tech Serve Solutions, adhering to all relevant shipping regulations for hazardous materials.

How can I request a quote or sample of 2,5-Dimethylthiophene?

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To request a quote or obtain a sample of 2,5-Dimethylthiophene, please contact the Tech Serve Solutions sales team through our website or designated contact channels.

Need 2,5-Dimethylthiophene in a specific grade or volume?