1,4-Dioxan, for GC 99.9%

Name: 1,4-Dioxan, for GC 99.9%
Brand: Vaqora Chemicals
SKU: VQ-045513

About 1,4-Dioxan, for GC 99.9%

1,4-Dioxan (CAS 123-91-1) is an HPLC grade solvent offered by Vaqora Chemicals in GC grade at a purity of 99.9%. Its molecular formula is C4H8O2 and its molecular weight is 88.11 g/mol. Its systematic (IUPAC) name is 1,4-dioxane. It is also known as Dioxane or p-Dioxane.

The product is provided as a liquid. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span HPLC mobile phase, LC-MS sample preparation, trace analysis and chromatography. It is used across academic and industrial research and pharmaceutical manufacturing.

We offer 1,4-Dioxan in 250 mL, 500 mL, 1000 mL and 2500 mL packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

HPLC mobile phase
LC-MS sample preparation
Trace analysis
Chromatography

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1,4-Dioxan, for GC 99.9%
Catalogue No.	VQ-045513
CAS Number	123-91-1
IUPAC name	1,4-dioxane
Molecular formula	C₄H₈O₂
Molecular weight	88.11 g/mol
Exact mass	88.0524
Grade	GC
Purity / assay	99.9%
HSN code	29329900
InChIKey	RYHBNJHYFVUHQT-UHFFFAOYSA-N
SMILES	C1COCCO1
PubChem CID	31275

Physical properties
Physical form	Liquid
LogP (XLogP3)	-0.3
H-bond donors / acceptors	0 / 2
TPSA	18.5 Å²
Synonyms	Dioxane, p-Dioxane, Diethylene ether, 1,4-Diethylene dioxide, 1,4-Dioxacyclohexane, Tetrahydro-1,4-dioxin, Tetrahydro-p-dioxin, Di(ethylene oxide), Diethylene dioxide, Dioxane-1,4, Glycol ethylene ether

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H319Causes serious eye irritation
H335May cause respiratory irritation
H350May cause cancer

Precautionary statements: P203, P210, P233, P240, P241, P242, P243, P261, P264 + P265, P271, P280, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P318, P319, P337 + P317, P370 + P378, P403 + P233, P403 + P235, P405, P501

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

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 123-91-1

AR / Dry

1,4-Dioxan, AR, specially dried ≥99.5%

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-045508

EP / AR

1,4-Dioxan, EP, AR

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-047057

HPLC

1,4-Dioxan, for HPLC, 99%+

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-001711

HPLC / Spectroscopy

1,4-Dioxan, for HPLC, for spectroscopy ≥99.8%

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-045498

Spectroscopy

1,4-Dioxan, for spectroscopy, 99%+

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-001836

AR

1,4-Dioxan, GR 99%+

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-001761

Scintillation

1,4-Dioxan, scintillation grade, 99%+

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-001837

USP / GC / Reference …

1,4-Dioxan, USP, for GC, Reference Standard

CAS: 123-91-1
Formula: C₄H₈O₂
MW: 88.11 g/mol

VQ-046307

All 11 products with CAS 123-91-1 →

Frequently asked questions

What is the CAS number of 1,4-Dioxan, for GC 99.9%?

The CAS Registry Number of 1,4-Dioxan, for GC 99.9% is 123-91-1. It is also known as Dioxane, p-Dioxane, Diethylene ether.

What is the molecular formula and molecular weight of 1,4-Dioxan, for GC 99.9%?

1,4-Dioxan, for GC 99.9% has the molecular formula C4H8O2 and a molecular weight of 88.11 g/mol. Its IUPAC name is 1,4-dioxane.

Which grade and pack sizes of 1,4-Dioxan, for GC 99.9% can I order?

We supply 1,4-Dioxan, for GC 99.9% in GC (99.9%) grade, in 250 mL, 500 mL, 1000 mL, 2500 mL, 25 L, 200 L packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,4-Dioxan, for GC 99.9%?

Yes. Every lot of 1,4-Dioxan, for GC 99.9% 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 1,4-Dioxan, for GC 99.9% be shipped internationally?

Yes. 1,4-Dioxan, for GC 99.9% 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.