6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)-one
6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)-one (CAS: 5031-74-3), with the molecular formula C9H9NO5S and a molecular weight of 243.24 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of oxazole chemistry. This compound is typically supplied by Tech Serve Solutions for research and development purposes, offering a reliable intermediate for further chemical transformations.
![6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)-one (C9H9NO5S) — chemical structure, CAS 5031-74-3; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F5031-74-3.png&w=3840&q=75)
Chemical Synthesis Intermediate
Utilised as a key building block in organic synthesis for constructing more complex molecules. Its unique structure makes it suitable for reactions involving heterocyclic systems.
Research and Development
A useful reagent in academic and industrial research laboratories exploring novel chemical entities and synthetic pathways. Employed in the development of new materials or pharmaceutical leads.
Heterocyclic Chemistry
Specifically applied in the synthesis of oxazole derivatives and related heterocyclic compounds. Facilitates the introduction of specific functional groups into target molecules.
| Molecular weight | 243.24 |
|---|---|
| Empirical formula | C9H9NO5S |
| Assay | 97% |
| Melting point | 207-210 °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 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| 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 6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)-one used for?
+
This compound is primarily used as a building block in chemical synthesis, particularly for creating heterocyclic compounds like oxazoles, and in research and development.
What is the CAS number and molecular formula?
+
The CAS number is 5031-74-3 and the molecular formula is C9H9NO5S.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this chemical with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)-one be handled?
+
Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. Ensure adequate ventilation. This compound is classified as an irritant to skin, eyes, and respiratory tract (H315, H319, H335).
Is this product suitable for international export?
+
Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote?
+
Please contact our sales team via the website or direct email to request a sample or obtain a quotation for this product.
▶ 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