1,4-Dithiane
1,4-Dithiane (CAS 505-29-3) is a heterocyclic organic compound with the molecular formula C4H8S2. This sulfur-containing molecule serves as a valuable building block in chemical synthesis. It is primarily utilised in research and development settings for the creation of more complex organic structures and as an intermediate in the production of various chemical entities. Its predictable reactivity makes it a useful component in organic chemistry laboratories.
- Synonyms
- C4H8S21,4-DithianeTetrahydro-1,4-dithiane

Organic Synthesis Intermediate
1,4-Dithiane acts as a key intermediate in the synthesis of diverse organic compounds. Its structure allows for further functionalisation, contributing to the construction of complex molecular architectures in academic and industrial research.
Heterocyclic Chemistry Research
As a readily available dithiane derivative, this compound is employed in studies focused on heterocyclic chemistry. Researchers utilise it to explore novel reaction pathways and develop new synthetic methodologies involving sulfur-containing rings.
Building Block for Specialty Chemicals
This chemical functions as a fundamental building block for the synthesis of specialty chemicals. It is incorporated into molecules requiring specific sulfur-based functionalities, enabling the development of novel materials and compounds.
| Molecular weight | 120.24 |
|---|---|
| Empirical formula | C4H8S2 |
| Assay | 97% |
| Boiling point | 200 °C(lit.) |
| Storage temperature | 2-8°C |
| Melting point | 107-113 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3335 |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 1,4-Dithiane primarily used for?
+
1,4-Dithiane is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What is the CAS number and formula for 1,4-Dithiane?
+
The CAS number for 1,4-Dithiane is 505-29-3, and its empirical formula is C4H8S2.
What grade and purity does Tech Serve Solutions supply for 1,4-Dithiane?
+
Tech Serve Solutions supplies 1,4-Dithiane with a minimum assay of 97%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should 1,4-Dithiane be handled safely?
+
1,4-Dithiane is classified as a Warning chemical, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust/fume/gas/mist/vapours/spray.
How is 1,4-Dithiane packed, shipped, and exported?
+
1,4-Dithiane is carefully packed to ensure safe transit and is available for global export. Specific packaging details will be provided upon request.
How can I request a quote or sample of 1,4-Dithiane?
+
To request a quote or sample of 1,4-Dithiane, please contact our sales department through the website or by phone, providing your specific requirements.
▶ 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