1-Bromo-2-butyne, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10543434	Thermo Scientific Acros 387020010	1 g	Glass bottle
10553434	Thermo Scientific Acros 387020050	5 g	Glass bottle
15149283	Thermo Scientific Acros 387020250	25 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: 3355-28-0
• Molecular Weight (g/mol): 132.99
• InChI Key: LNNXOEHOXSYWLD-UHFFFAOYSA-N
• PubChem CID: 2756862
• SMILES: CC#CCBr

• Molecular Formula: C₄H₅Br
• MDL Number: MFCD00190233
• Synonym: 1-bromo-2-butyne, 2-butyne, 1-bromo, 2-butynyl bromide, 1-bromo-but-2-yne, bromo-2-butyne, 1-bromo2-butyne, but-2-ynylbromide, l-bromo-2-butine, 1-bromo-2-butine, 4-bromo-2-butyne
• IUPAC Name: 1-bromobut-2-yne

Specifications

• CAS: 3355-28-0
• CAS Max %: 100.0
• Density: 1.4730g/mL
• Flash Point: 36°C
• Assay Percent Range: 97.5% min. (GC)
• Linear Formula: CH₃CCCH₂Br
• MDL Number: MFCD00190233
• Synonym: 1-bromo-2-butyne, 2-butyne, 1-bromo, 2-butynyl bromide, 1-bromo-but-2-yne, bromo-2-butyne, 1-bromo2-butyne, but-2-ynylbromide, l-bromo-2-butine, 1-bromo-2-butine, 4-bromo-2-butyne
• SMILES: CC#CCBr
• Molecular Weight (g/mol): 132.99
• Formula Weight: 132.99
• Physical Form: Liquid

• CAS Min %: 97.5
• Color: Green-Yellow
• Boiling Point: 40.0°C to 41.0°C
• Infrared Spectrum: Authentic
• Molecular Formula: C₄H₅Br
• Refractive Index: 1.5070 to 1.5090 (20°C, 589nm)
• Specific Gravity: 1.473
• InChI Key: LNNXOEHOXSYWLD-UHFFFAOYSA-N
• IUPAC Name: 1-bromobut-2-yne
• PubChem CID: 2756862
• Percent Purity: 98%
• Chemical Name or Material: 1-Bromo-2-butyne

Safety and Handling

GHS H Statement:
Causes skin irritation.
May cause respiratory irritation.
Causes serious eye irritation.
Flammable liquid and vapor.

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Warning

Product Identifier

• 1-Bromo-2-butyne

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Flammable liquid Category 3
• 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.
• H226-Flammable liquid and vapour.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• 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