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Phenylacetylene, 98+%

Product Code. 11440103
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Product Code. 11440103 Supplier Thermo Scientific Alfa Aesar Supplier No. A12139.14
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Description

CAS: 536-74-3 | C8H6 | 102.136 g/mol

Phenylacetylene is involved in the preparation of styrene by reduction using Lindlar catalyst. It is used to study the mechanism of the palladium-catalyzed phenyl acetylene oxidative carbonylation reaction. It is also used in the polymerization process to prepare polyphenylacetylene namely 1,2,4-triphenylbenzene and 1,3,5-triphenylbenzene.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Phenylacetylene is involved in the preparation of styrene by reduction using Lindlar catalyst. It is used to study the mechanism of the palladium-catalyzed phenyl acetylene oxidative carbonylation reaction. It is also used in the polymerization process to prepare polyphenylacetylene namely 1,2,4-triphenylbenzene and 1,3,5-triphenylbenzene.

Solubility
Immiscible with water.

Notes
Store in cool place. Moisture sensitive. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with acids, halogens, alkali metals and oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 536-74-3
Molecular Formula C8H6
Molecular Weight (g/mol) 102.136
MDL Number MFCD00008570
InChI Key UEXCJVNBTNXOEH-UHFFFAOYSA-N
Synonym phenylacetylene, phenylethyne, benzene, ethynyl, 1-phenylethyne, phenylacetylide, phenyl acetylene, ethyne, phenyl, acetylene, phenyl, ethynyl-benzene, phenylacethylene
PubChem CID 10821
IUPAC Name ethynylbenzene
SMILES C#CC1=CC=CC=C1

Specifications

Melting Point -45°C
Density 0.93
Boiling Point 142°C to 144°C
Flash Point 27°C (81°F)
Refractive Index 1.548
Quantity 25 g
UN Number UN3295
Beilstein 605461
Sensitivity Light sensitive
Merck Index 14,3861
Solubility Information Immiscible with water.
Formula Weight 102.14
Percent Purity ≥98%
Chemical Name or Material Phenylacetylene
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Safety and Handling

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Product Identifier
  • Phenylacetylene
 Signal Word
  • Danger
 Hazard Category
  • Aspiration toxicity Category 1
  • Serious eye damage/eye irritation Category 2
  • Flammable liquid Category 3
  • Skin corrosion/irritation Category 2
 Hazard Statement
  • H226-Flammable liquid and vapour.
  • H304-May be fatal if swallowed and enters airways.
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
 Precautionary Statement
  • P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P331-Do NOT induce vomiting.
 Supplemental information
  • MIXTURE LIST-Contains : ethynyl-benzene
SDS

RUO – Research Use Only

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