n-Octadecane, 99%

Name: n-Octadecane, 99%
Brand: Vaqora Chemicals
SKU: VQ-011239

About n-Octadecane, 99%

n-Octadecane is a hydrocarbon (Synthesis grade) carrying the CAS registry number 593-45-3 at a purity of 99%. Formula C18H38, molecular weight 254.5 g/mol. Its systematic (IUPAC) name is octadecane. Alternative names: Octadecane, n- and TS Paraffin TS 8.

In its supplied form it is a colourless to white liquid. Key physical data: a melting point of 26-29 °C and a density of 0.777 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis, fine chemical synthesis, corrosion inhibition and fuels and lubricants. Our customers for this product work in pharmaceutical manufacturing, academic and industrial research and oil, gas and petrochemicals.

Vaqora Chemicals supplies n-Octadecane in 25 mL, 100 mL and 500 mL packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
Fine chemical synthesis
Corrosion inhibition
Fuels & lubricants
Solvent & extraction work

Industries

Specifications & identifiers

Chemical identifiers
Product name	n-Octadecane, 99%
Catalogue No.	VQ-011239
CAS Number	593-45-3
IUPAC name	octadecane
Molecular formula	C₁₈H₃₈
Molecular weight	254.5 g/mol
Exact mass	254.2974
Grade	Synthesis
Purity / assay	99%
HSN code	29011000
InChIKey	RZJRJXONCZWCBN-UHFFFAOYSA-N
SMILES	CCCCCCCCCCCCCCCCCC
PubChem CID	11635

Physical properties
Physical form	Liquid
Appearance	Colourless to white liquid
Melting point	26-29 °C
Density	0.777 g/mL at 25 °C
LogP (XLogP3)	9.3
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	Octadecane, n-, TS Paraffin TS 8, Octadecane, 99%, 1-(4-Chlorophenyl)-1,3-dihydro-2H-indol-2-one, Octadecane, analytical standard, n-OCTADECANE, 97%, Octadecane, purum, >=97.0% (GC), 1-hydroxyethane-1,2-diyl bis(dihydrogen phosphate)

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H304May be fatal if swallowed and enters airways

Precautionary statements: P301 + P316, P331, 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

Frequently asked questions

What is the CAS number of n-Octadecane, 99%?

The CAS Registry Number of n-Octadecane, 99% is 593-45-3. It is also known as Octadecane, n-, TS Paraffin TS 8, Octadecane, 99%.

What is the molecular formula and molecular weight of n-Octadecane, 99%?

n-Octadecane, 99% has the molecular formula C18H38 and a molecular weight of 254.5 g/mol. Its IUPAC name is octadecane.

Which grade and pack sizes of n-Octadecane, 99% can I order?

We supply n-Octadecane, 99% in Synthesis (99%) grade, in 25 mL, 100 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with n-Octadecane, 99%?

Yes. Every lot of n-Octadecane, 99% 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 n-Octadecane, 99% be shipped internationally?

Yes. n-Octadecane, 99% 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.