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VAQORACHEMICALS

2,5-Dimethyl-3-hexyne-2,5-diol, 98%

Synonyms: 2,5-Dihydroxy-2,5-dimethyl-3-hexyne · 3-Hexyne-2,5-diol, 2,5-dimethyl- · Dimethylhexynediol · Kemitracin-50

CAS No.142-30-3
FormulaC8H14O2
Mol. weight142.20
Catalogue No.VQ-019069
Purity98%
HSN29399900

2,5-Dimethyl-3-hexyne-2,5-diol (CAS 142-30-3) – polymer additive, 98%. C8H14O2, MW 142.2. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
25 g
100 g
500 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About 2,5-Dimethyl-3-hexyne-2,5-diol, 98%

Vaqora Chemicals supplies 2,5-Dimethyl-3-hexyne-2,5-diol, a polymer additive registered under CAS number 142-30-3 at a purity of 98%. Formula C8H14O2, molecular weight 142.2 g/mol. Its systematic (IUPAC) name is 2,5-dimethylhex-3-yne-2,5-diol. It is also known as 2,5-Dihydroxy-2,5-dimethyl-3-hexyne or 3-Hexyne-2,5-diol, 2,5-dimethyl-.

The material typically appears as white to light yellow powder or crystals or chunks. Literature values give a melting point of 90-94 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Typical applications include polymerisation initiation, plasticising and modification, plastics compounding and surfactants and detergency. It is used across polymers and plastics.

Available in 25 g, 100 g and 500 g packs, 2,5-Dimethyl-3-hexyne-2,5-diol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

  • Polymerisation initiation
  • Plasticising & modification
  • Plastics compounding
  • Surfactants & detergency

Industries

Specifications & identifiers

Chemical identifiers
Product name2,5-Dimethyl-3-hexyne-2,5-diol, 98%
Catalogue No.VQ-019069
CAS Number142-30-3
IUPAC name2,5-dimethylhex-3-yne-2,5-diol
Molecular formulaC8H14O2
Molecular weight142.2 g/mol
Exact mass142.0994
Purity / assay98%
HSN code29399900
InChIKeyIHJUECRFYCQBMW-UHFFFAOYSA-N
SMILESCC(C)(C#CC(C)(C)O)O
PubChem CID8883
Physical properties
Physical formCrystalline
AppearanceWhite to light yellow powder or crystals or chunks
Melting point90-94 °C
LogP (XLogP3)0.1
H-bond donors / acceptors2 / 2
TPSA40.5 Ų
Synonyms2,5-Dihydroxy-2,5-dimethyl-3-hexyne, 3-Hexyne-2,5-diol, 2,5-dimethyl-, Dimethylhexynediol, Kemitracin-50, Tetramethylbutynediol, Olfine Y, Acetylenepinacol, Tetramethyl-2-butynediol, 2,5-Dimethylhexyne-2,5-diol, Tetramethyl-2-butyne-1,4-diol, Kemitracin50, Tetramethyl2butynediol

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant
GHS08 Health hazard
Health hazard

Signal word: Danger

Hazard statements

  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P264 + P265, P271, P272, P280, P284, P302 + P352, P304 + P340, P305 + P351 + P338, P321, P333 + P317, P337 + P317, P342 + P316, P362 + P364, P403, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of 2,5-Dimethyl-3-hexyne-2,5-diol, 98%?

The CAS Registry Number of 2,5-Dimethyl-3-hexyne-2,5-diol, 98% is 142-30-3. It is also known as 2,5-Dihydroxy-2,5-dimethyl-3-hexyne, 3-Hexyne-2,5-diol, 2,5-dimethyl-, Dimethylhexynediol.

What is the molecular formula and molecular weight of 2,5-Dimethyl-3-hexyne-2,5-diol, 98%?

2,5-Dimethyl-3-hexyne-2,5-diol, 98% has the molecular formula C8H14O2 and a molecular weight of 142.2 g/mol. Its IUPAC name is 2,5-dimethylhex-3-yne-2,5-diol.

Which grade and pack sizes of 2,5-Dimethyl-3-hexyne-2,5-diol, 98% can I order?

We supply 2,5-Dimethyl-3-hexyne-2,5-diol, 98% in (98%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2,5-Dimethyl-3-hexyne-2,5-diol, 98%?

Yes. Every lot of 2,5-Dimethyl-3-hexyne-2,5-diol, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2,5-Dimethyl-3-hexyne-2,5-diol, 98% be shipped internationally?

Yes. 2,5-Dimethyl-3-hexyne-2,5-diol, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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