1,4-Dioxane, 99.5%, Extra Dry over Molecular Sieve, AcroSeal™, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10762393	Thermo Scientific Acros 364341000	100 mL	AcroSeal™ Glass Bottle
10352702	Thermo Scientific Acros 364340010	1 L	AcroSeal™ Glass Bottle
10388533	Thermo Scientific Acros 364340025	2.5 L	AcroSeal™ 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: 123-91-1
• Molecular Weight (g/mol): 88.106
• InChI Key: RYHBNJHYFVUHQT-UHFFFAOYSA-N
• PubChem CID: 31275
• IUPAC Name: 1,4-dioxane

• Molecular Formula: C4H8O2
• MDL Number: MFCD00006571
• Synonym: dioxane, p-dioxane, 1,4-diethylene dioxide, diethylene ether, dioxan, 1,4-dioxacyclohexane, diethylene dioxide, dioxanne, di ethylene oxide, tetrahydro-p-dioxin
• ChEBI: CHEBI:47032
• SMILES: C1COCCO1

Specifications

• Melting Point: 12.0°C
• CAS Min %: 99.4
• CAS Max %: 100.0
• Boiling Point: 101.0°C
• Infrared Spectrum: Authentic
• Refractive Index: 1.4205 to 1.4220
• Specific Gravity: 1.034
• MDL Number: MFCD00006571
• Viscosity: 1.32 mPa.s (20°C)
• Water: 0.005% Max.
• Merck Index: 15, 3328
• Solubility Information: Solubility in water: soluble. Other solubilities: soluble in ethanol, acetone, benzene, toluene,, ether and other common organic solvents
• SMILES: C1COCCO1
• Molecular Weight (g/mol): 88.106
• ChEBI: CHEBI:47032
• Percent Purity: 99.5%
• Chemical Name or Material: 1, 4-Dioxane, Over Molecular Sieves

• CAS: 123-91-1
• Color: Yellow to Brown
• Density: 1.0340g/mL
• Flash Point: 12°C
• Physical Form: Liquid
• Assay Percent Range: 99.5%
• Molecular Formula: C4H8O2
• UN Number: 1165
• Beilstein: 19, 3
• Fieser: 01,333
• Synonym: dioxane, p-dioxane, 1,4-diethylene dioxide, diethylene ether, dioxan, 1,4-dioxacyclohexane, diethylene dioxide, dioxanne, di ethylene oxide, tetrahydro-p-dioxin
• InChI Key: RYHBNJHYFVUHQT-UHFFFAOYSA-N
• IUPAC Name: 1,4-dioxane
• PubChem CID: 31275
• Formula Weight: 88.11
• Grade: Extra Dry over Molecular Sieve

Safety and Handling

GHS H Statement:
Causes serious eye irritation.
Suspected of causing cancer.
May cause respiratory irritation.
Highly flammable liquid and vapor.
May form explosive peroxides.
Repeated exposure may cause skin dryness or cracking.

Emergency Overview
Flammable liquid and vapor. May form explosive peroxides. Possible cancer hazard. May cause cancer based on animal data. Irritating to eyes

SIGNAL WORD: DANGER!

Product Identifier

• 1,4-Dioxane

Signal Word

• Danger

Hazard Category

• Flammable liquid Category 2
• Serious eye damage/eye irritation Category 2
• Specific target organ toxicity Category 3
• Carcinogenicity Category 2

Hazard Statement

• H225-Highly flammable liquid and vapour.
• H319-Causes serious eye irritation.
• H351-Suspected of causing cancer.
• H335-May cause respiratory irritation.
• EUH019-May form explosive peroxides.
• EUH066-Repeated exposure may cause skin dryness or cracking.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P233-Keep container tightly closed.
• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental information

• MIXTURE LIST-Contains : 1,4-Dioxane

RUO – Research Use Only