Description

Thioguaiacol (CAS No. 7217-59-6) is a high-purity aromatic thiol compound with the molecular formula C₇H₈OS and IUPAC name 2-methoxybenzenethiol. This specialized chemical is characterized by its distinct thiol (-SH) functional group adjacent to a methoxy (-OCH₃) substituent on a benzene ring, making it a valuable intermediate for organic synthesis and pharmaceutical applications. Our Thioguaiacol is rigorously tested to ensure optimal purity and consistency, meeting the stringent requirements of research and industrial processes. Suitable for use as a building block in heterocyclic chemistry, ligand synthesis, and flavor/fragrance applications. Available in various packaging options with strict quality control documentation including HPLC, GC-MS, and ¹H/¹³C NMR spectra.

Properties

• CAS Number: 7217-59-6
• Complexity: 85
• IUPAC Name: 2-methoxybenzenethiol
• InChI: InChI=1S/C7H8OS/c1-8-6-4-2-3-5-7(6)9/h2-5,9H,1H3
• InChI Key: DSCJETUEDFKYGN-UHFFFAOYSA-N
• Exact Mass: 140.02958605
• Molecular Formula: C7H8OS
• Molecular Weight: 140.20
• SMILES: COC1=CC=CC=C1S
• Topological: 10.2
• Monoisotopic Mass: 140.02958605
• Physical Description: Colourless to yellowish liquid; Pungent, onion aroma
• Boiling Point: 99.00 °C. @ 8.00 mm Hg
• Solubility: Practically insoluble or insoluble in water
• Density: 1.137-1.149
• Refractive Index: 1.589-1.595
• Synonyms: 2-Methoxybenzenethiol, 2-Methoxythiophenol, 7217-59-6, Thioguaiacol, Benzenethiol, 2-methoxy-, o-Methoxybenzenethiol, 2-Mercaptoanisole, 2-methoxybenzene-1-thiol, BENZENETHIOL, o-METHOXY-, EINECS 230-605-7, BRN 2042178, 90HAL41673, DTXSID0064595, FEMA NO. 4159, DSCJETUEDFKYGN-UHFFFAOYSA-, 4-06-00-05633 (Beilstein Handbook Reference), DTXCID5047249, 2-MERCAPTOANISOLE [FHFI], 230-605-7, inchi=1/c7h8os/c1-8-6-4-2-3-5-7(6)9/h2-5,9h,1h3, 2-Methoxy thiophenol, o-Methoxythiophenol, 2-Methoxy-benzenethiol, MFCD00004834, methoxythiophenol, UNII-90HAL41673, 2-methoxylthiophenol, 2-methoxy-thiophenol, O-Methoxy-Benzenethiol, 2-Methoxythiophenol, 97%, SCHEMBL8179, 2-Methoxybenzenethiol, 9CI, SCHEMBL514468, CHEMBL333973, SCHEMBL6652757, SCHEMBL10530444, 2-(methyloxy)phenyl hydrosulfide, CHEBI:173586, 2- MERCAPTOANISOLE [FHFI], 2-Methoxythiophenol, >=97%, FG, AKOS009156835, CS-W018309, PS-5272, SY001943, DB-021310, M1670, NS00022726, EN300-53582, H10479, Q27271330, F0001-1843

Application

Thioguaiacol serves as a versatile precursor in organic synthesis, particularly for constructing sulfur-containing heterocycles and pharmaceutical intermediates. Researchers utilize this compound in catalytic systems as a ligand for transition metal complexes due to its electron-donating methoxy group. In material science, it finds application in the development of specialty polymers and as a modifier for surface chemistry. The compound’s unique structure also makes it valuable for studying antioxidant mechanisms in biochemical systems.

Safety and Hazards

GHS Hazard Statements

• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (16.8%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (16.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (16.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Skin Irrit. 2 (16.8%)
• Eye Irrit. 2 (16.8%)
• STOT SE 3 (16.4%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.