4'-Ethynylacetophenone, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10218423	Thermo Scientific Acros 390580010	1 g	Glass bottle
10773614	Thermo Scientific Acros 390580050	5 g	Glass bottle

Description

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

Chemical Identifiers

• CAS: 42472-69-5
• Molecular Weight (g/mol): 144.17
• InChI Key: WHFPFLKZXFBCSO-UHFFFAOYSA-N
• IUPAC Name: 1-(4-ethynylphenyl)ethanone

• Molecular Formula: C10H8O
• MDL Number: MFCD04974025
• PubChem CID: 5123626
• SMILES: CC(=O)C1=CC=C(C=C1)C#C

Specifications

• CAS: 42472-69-5
• CAS Max %: 100.0
• Color: Yellow
• Assay Percent Range: 97.5% min. (GC)
• Linear Formula: CHCC₆H₄COCH₃
• Synonym: 1-4-ethynylphenyl ethanone, 1-4-ethynyl-phenyl-ethanone, 4-acetylphenylacetylene, ethanone, 1-4-ethynylphenyl, 4'-ethynylacetophenone, 1-4-ethynylphenyl ethan-1-one, 4-acetylphenylethyne, 4-acetylphenyl acetylene, 1-4-ethynylphenyl-ethanone, ethanone,1-4-ethynylphenyl
• SMILES: CC(=O)C1=CC=C(C=C1)C#C
• Molecular Weight (g/mol): 144.17
• Formula Weight: 144.17
• Physical Form: Powder

• CAS Min %: 97.5
• Melting Point: 67.0°C to 70.0°C
• Infrared Spectrum: Authentic
• Molecular Formula: C10H8O
• MDL Number: MFCD04974025
• InChI Key: WHFPFLKZXFBCSO-UHFFFAOYSA-N
• IUPAC Name: 1-(4-ethynylphenyl)ethanone
• PubChem CID: 5123626
• Percent Purity: 98%
• Chemical Name or Material: 4'-Ethynylacetophenone

Safety and Handling

GHS H Statement
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
If eye irritation persists: Get medical advice/attention.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective glov

GHS Signal Word: Warning

Product Identifier

• 4'-Ethynylacetophenone

Signal Word

• Warning

Hazard Category

• Acute toxicity Category 4
• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H302-Harmful if swallowed.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only