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2-Hexyne

CAS 764-35-2CH3CH2CH2C≡CCH3Chemical Synthesis

2-Hexyne (CAS: 764-35-2), with the molecular formula C₆H₁₀ and a molecular weight of 82.14 g/mol, is an internal alkyne. This colourless liquid is primarily employed as a building block in organic synthesis and chemical research. Its specific alkyne functionality allows for diverse chemical transformations, making it a valuable intermediate for creating more complex organic molecules in laboratory settings.

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2-Hexyne (CH3CH2CH2C≡CCH3) — chemical structure, CAS 764-35-2; Chemistry, fine chemical supplied by Tech Serve Solutions
AlkynesBuilding BlocksChemical SynthesisInternalOrganic Building Blocks
01 /Applications

Organic Synthesis Intermediate

2-Hexyne serves as a versatile building block in organic synthesis. Its internal alkyne moiety can participate in various addition and cycloaddition reactions, facilitating the construction of complex carbon frameworks.

Chemical Research and Development

This compound is utilised in research laboratories for exploring new synthetic methodologies and developing novel chemical entities. Its defined structure and reactivity make it suitable for academic and industrial R&D projects.

Precursor for Functionalised Molecules

The triple bond in 2-Hexyne can be selectively functionalised through reactions like hydration, hydroboration-oxidation, or hydrogenation, leading to a range of ketones, alkenes, or alkanes with specific substitution patterns.

02 /Properties
Molecular weight82.14
Linear formulaCH3CH2CH2C≡CCH3
Assay99%
Boiling point84-85 °C(lit.)
Density0.731 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.414(lit.)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
Danger

Hazard statements

  • H225Highly flammable liquid and vapour

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point-11 °C / 12.2 °F
Transport (UN / ADR)UN 3295BF 3 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F
Risk statements (R)11
Safety statements (S)3-16-36

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

04 /Identifiers & registry
CAS number
764-35-2
MDL number
MFCD00009470
PubChem substance
24857687
Beilstein registry
1731542
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-Hexyne used for?

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2-Hexyne is primarily used as a building block in organic synthesis and for general chemical research and development.

What are the CAS number and chemical formula for 2-Hexyne?

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The CAS number for 2-Hexyne is 764-35-2, and its linear formula is CH₃CH₂CH₂C≡CCH₃.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2-Hexyne with an assay of 99%. This is a technical/research grade chemical, and TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.

What are the key safety considerations for handling 2-Hexyne?

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2-Hexyne is a highly flammable liquid and vapour (H225). Handling should occur in well-ventilated areas away from ignition sources. Appropriate personal protective equipment, including eyeshields and gloves, is essential.

How is 2-Hexyne packed, shipped, and exported?

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2-Hexyne is packed and shipped according to international regulations for hazardous materials, including UN 3295 classification. TSS offers global export services.

How can I request a sample or quote for 2-Hexyne?

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To request a sample or a quotation for 2-Hexyne, please contact the Tech Serve Solutions sales team through our website or by phone.

Need 2-Hexyne in a specific grade or volume?