2-Thiophenethiol, ≥98%

Name: 2-Thiophenethiol, ≥98%
Brand: Vaqora Chemicals
SKU: VQ-012316

About 2-Thiophenethiol, ≥98%

2-Thiophenethiol (CAS 7774-74-5) is a sulfur heterocycle offered by Vaqora Chemicals with a typical assay of ≥98%. The compound has the formula C4H4S2, corresponding to a molecular weight of 116.2 g/mol. Its systematic (IUPAC) name is thiophene-2-thiol. Alternative names: 2-Mercaptothiophene and Thienylmercaptan.

In its supplied form it is a yellow to brown liquid. Key physical data: a boiling point of 129 °C and a density of 1.252 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 “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2-Thiophenethiol in 1 g, 5 g, 25 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Thiophenethiol, ≥98%
Catalogue No.	VQ-012316
CAS Number	7774-74-5
IUPAC name	thiophene-2-thiol
Molecular formula	C₄H₄S₂
Molecular weight	116.2 g/mol
Exact mass	115.9754
Purity / assay	≥98%
HSN code	29349900
InChIKey	SWEDAZLCYJDAGW-UHFFFAOYSA-N
SMILES	C1=CSC(=C1)S
PubChem CID	522674

Physical properties
Physical form	Liquid
Appearance	Yellow to brown liquid
Boiling point	129 °C
Density	1.252 g/mL at 25 °C
LogP (XLogP3)	2.2
H-bond donors / acceptors	1 / 2
TPSA	29.2 Å²
Synonyms	2-Mercaptothiophene, Thienylmercaptan, 2-Thienyl mercaptan, 2-thienylmercaptan, thiophenethiol, 2-Thienylthiol, 2-Sulphanylthiophene, 2-Thienyl hydrosulfide #, 2-thiophene thiol, thiophene thiol, 2-Sulfanylthi, thiophen-2-thiol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled

Precautionary statements: P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, 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 2-Thiophenethiol, ≥98%?

The CAS Registry Number of 2-Thiophenethiol, ≥98% is 7774-74-5. It is also known as 2-Mercaptothiophene, Thienylmercaptan, 2-Thienyl mercaptan.

What is the molecular formula and molecular weight of 2-Thiophenethiol, ≥98%?

2-Thiophenethiol, ≥98% has the molecular formula C4H4S2 and a molecular weight of 116.2 g/mol. Its IUPAC name is thiophene-2-thiol.

Which grade and pack sizes of 2-Thiophenethiol, ≥98% can I order?

We supply 2-Thiophenethiol, ≥98% in (≥98%) grade, in 1 g, 5 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Thiophenethiol, ≥98%?

Yes. Every lot of 2-Thiophenethiol, ≥98% 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 2-Thiophenethiol, ≥98% be shipped internationally?

Yes. 2-Thiophenethiol, ≥98% 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.