Tetrahydrothiopyran-4-ol
Tetrahydrothiopyran-4-ol (CAS: 29683-23-6) is a heterocyclic organic compound with the molecular formula C5H10OS and a molecular weight of 118.20 g/mol. It features a six-membered ring containing one sulfur atom and a hydroxyl group. This compound serves as a valuable building block in chemical synthesis, particularly within heterocyclic and sulfur-containing chemistry. Its structure makes it useful for introducing specific functionalities into more complex molecules.
- IUPAC
- 4-Tetrahydrothiopyranol

Heterocyclic Synthesis
Tetrahydrothiopyran-4-ol is employed as a key intermediate in the synthesis of various heterocyclic compounds. Its cyclic structure with a sulfur atom allows for the creation of diverse sulfur-containing ring systems.
Pharmaceutical Intermediate
This compound acts as a precursor or building block in the development of novel pharmaceutical agents. The incorporation of the thiopyran ring can influence the pharmacokinetic and pharmacodynamic properties of drug candidates.
Organic Synthesis Reagent
Utilised in broader organic synthesis, Tetrahydrothiopyran-4-ol enables chemists to introduce the thiopyran-4-ol moiety into target molecules. Its reactivity can be leveraged for various functional group transformations.
| Molecular weight | 118.20 |
|---|---|
| Empirical formula | C5H10OS |
| Assay | 97% |
| Melting point | 47-51 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3335 |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tetrahydrothiopyran-4-ol used for?
+
Tetrahydrothiopyran-4-ol is primarily used as a building block in chemical synthesis, especially for creating heterocyclic and sulfur-containing compounds, and as an intermediate in pharmaceutical research.
What are the CAS number and molecular formula for Tetrahydrothiopyran-4-ol?
+
The CAS number is 29683-23-6, and the molecular formula is C5H10OS.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Tetrahydrothiopyran-4-ol with a minimum purity of 97%. We do not represent this product as meeting any pharmacopoeia standards (e.g., USP, BP, EP) unless explicitly stated.
What are the safety precautions for handling Tetrahydrothiopyran-4-ol?
+
Handling Tetrahydrothiopyran-4-ol requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. Refer to the Safety Data Sheet for detailed handling procedures.
How is Tetrahydrothiopyran-4-ol shipped and exported?
+
Tetrahydrothiopyran-4-ol is shipped and exported according to international regulations for chemical transport. It is classified under UN 3335 for transport.
How can I request a sample or a quote for Tetrahydrothiopyran-4-ol?
+
To request a sample or a quote, please contact our sales team through the TSS website, providing your specific requirements and delivery details.
What is the melting point of Tetrahydrothiopyran-4-ol?
+
The reported melting point for Tetrahydrothiopyran-4-ol is 47-51 °C.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis