1-Hexadecanethiol, 99%

Name: 1-Hexadecanethiol, 99%
Brand: Vaqora Chemicals
SKU: VQ-010745

About 1-Hexadecanethiol, 99%

1-Hexadecanethiol is an organosulfur compound carrying the CAS registry number 2917-26-2, specified at 99% purity. With the molecular formula C16H34S, it has a molar mass of 258.5 g/mol. Its systematic (IUPAC) name is hexadecane-1-thiol. Common synonyms include Cetyl mercaptan and Hexadecyl mercaptan.

The material typically appears as a liquid to solid. Key physical data: a melting point of 18-22 °C and a density of 0.84 g/mL at 25 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 25 g and 100 g packs, 1-Hexadecanethiol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	1-Hexadecanethiol, 99%
Catalogue No.	VQ-010745
CAS Number	2917-26-2
IUPAC name	hexadecane-1-thiol
Molecular formula	C₁₆H₃₄S
Molecular weight	258.5 g/mol
Exact mass	258.2381
Purity / assay	99%
HSN code	29420090
InChIKey	ORTRWBYBJVGVQC-UHFFFAOYSA-N
SMILES	CCCCCCCCCCCCCCCCS
PubChem CID	18015

Physical properties
Physical form	Liquid
Appearance	Liquid to solid
Melting point	18-22 °C
Density	0.84 g/mL at 25 °C
LogP (XLogP3)	8.3
H-bond donors / acceptors	1 / 1
TPSA	1 Å²
Synonyms	Cetyl mercaptan, Hexadecyl mercaptan, Hexadecanethiol, n-Hexadecanethiol, n-Hexadecyl mercaptan, hexadecylthiol, 1-Mercaptohexadecane, n-hexadecylthiol, Hexadecanethiol-1, 1-Cetanethiol, 1-Hexadecanethiol, 99%, >95%

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation
H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P264 + P265, P273, P280, P305 + P351 + P338, P337 + P317, 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 1-Hexadecanethiol, 99%?

The CAS Registry Number of 1-Hexadecanethiol, 99% is 2917-26-2. It is also known as Cetyl mercaptan, Hexadecyl mercaptan, Hexadecanethiol.

What is the molecular formula and molecular weight of 1-Hexadecanethiol, 99%?

1-Hexadecanethiol, 99% has the molecular formula C16H34S and a molecular weight of 258.5 g/mol. Its IUPAC name is hexadecane-1-thiol.

Which grade and pack sizes of 1-Hexadecanethiol, 99% can I order?

We supply 1-Hexadecanethiol, 99% in (99%) grade, in 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Hexadecanethiol, 99%?

Yes. Every lot of 1-Hexadecanethiol, 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 1-Hexadecanethiol, 99% be shipped internationally?

Yes. 1-Hexadecanethiol, 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.