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1,4-Bis(2-hydroxyethoxy)-2-butyne

CAS 1606-85-5HOCH2CH2OCH2C≡CCH2OCH2CH2OHChemical Synthesis

1,4-Bis(2-hydroxyethoxy)-2-butyne (CAS: 1606-85-5) is a valuable organic building block with the molecular formula C8H14O4 and a molecular weight of 174.19 g/mol. This compound features a central alkyne moiety flanked by ethoxyethanol groups. It is primarily utilised in chemical synthesis as a versatile intermediate for the construction of more complex molecules, offering unique reactivity for various organic transformations.

Synonyms
HOCH2CH2OCH2C≡CCH2OCH2CH2OH
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1,4-Bis(2-hydroxyethoxy)-2-butyne (HOCH2CH2OCH2C≡CCH2OCH2CH2OH) — chemical structure, CAS 1606-85-5; Chemistry, fine chemical supplied by Tech Serve Solutions
AlkynesBuilding BlocksChemical SynthesisInternalOrganic Building Blocks
01 /Applications

Organic Synthesis Intermediate

1,4-Bis(2-hydroxyethoxy)-2-butyne serves as a key intermediate in organic synthesis. Its difunctional nature, with both alkyne and hydroxyl groups, allows for diverse chemical modifications and chain extensions.

Polymer Chemistry

The terminal hydroxyl groups and the internal alkyne functionality make this compound suitable for incorporation into polymer backbones or side chains, potentially yielding materials with specific thermal or mechanical properties.

Specialty Chemical Manufacturing

This alkyne derivative is employed in the synthesis of specialised organic molecules and fine chemicals for research and development purposes. Its unique structure can be leveraged to introduce rigidity and specific functionalisation into target compounds.

02 /Properties
Molecular weight174.19
Linear formulaHOCH2CH2OCH2C≡CCH2OCH2CH2OH
Assay85%
Density1.144 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.485(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point113 °C / 235.4 °F
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-37/39

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

04 /Identifiers & registry
CAS number
1606-85-5
MDL number
MFCD00002883
PubChem substance
24891776
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 1,4-Bis(2-hydroxyethoxy)-2-butyne used for?

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1,4-Bis(2-hydroxyethoxy)-2-butyne is primarily used as a versatile intermediate in organic synthesis and for the creation of specialised chemical compounds and polymers.

What are the CAS number and molecular formula for 1,4-Bis(2-hydroxyethoxy)-2-butyne?

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The CAS number for 1,4-Bis(2-hydroxyethoxy)-2-butyne is 1606-85-5, and its molecular formula is C8H14O4.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1,4-Bis(2-hydroxyethoxy)-2-butyne with an assay of 85%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeia grades.

What are the safety and handling considerations for this chemical?

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This compound is classified as an irritant (H315, H319, H335) and requires appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection. Always consult the Safety Data Sheet (SDS) before handling.

How is 1,4-Bis(2-hydroxyethoxy)-2-butyne typically packed and shipped?

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Tech Serve Solutions ensures chemicals are securely packed according to international shipping regulations for safe export worldwide. Specific packing details are available upon request.

How can I request a sample or obtain a quote for 1,4-Bis(2-hydroxyethoxy)-2-butyne?

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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number (1606-85-5).

Need 1,4-Bis(2-hydroxyethoxy)-2-butyne in a specific grade or volume?