[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate
C10H16O4S
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Identification
- CAS Number
- 143446-73-5
- EC Number
- 433-530-1
- UN Number
- 3082
- Index Number
- 607-647-00-3
- PubChem CID
- 66570692
Physical-chemical properties
- Molecular Formula
- C10H16O4S
- Molar Mass
- 232.30 g/mol
- IUPAC Name
- [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate
Chemical Identifiers
- InChI
- InChI=1S/C10H16O4S/c1-3-4-8(12)5-9-13-6-10(15-9)14-7(2)11/h9-10H,3-6H2,1-2H3
- InChI Key
- NVOKHIMPUKEFNE-UHFFFAOYSA-N
Overview
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate (CAS 143446-73-5) is an organosulfur compound featuring both oxathiolane and acetate functional groups with moderate toxicity classification. This specialized chemical compound belongs to the oxathiolane family, characterized by its unique five-membered ring structure containing both sulfur and oxygen atoms. The molecule incorporates an acetate ester group attached to the oxathiolane ring, along with a ketone-containing side chain, making it a versatile intermediate in organic synthesis applications. With a molecular formula of C10H16O4S and molecular weight of 232.3 g/mol, this compound exhibits distinct chemical properties that make it valuable in various industrial processes. From a safety perspective, [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is classified under Acute Tox. 4, Skin Sens. 1, and Aquatic Acute 1 hazard categories, requiring appropriate handling procedures and protective equipment. The compound carries GHS07 and GHS09 pictograms with a "Warning" signal word, indicating moderate health and environmental hazards. Its ADR Class 9 classification designates it as a miscellaneous dangerous substance for transport purposes. Primary industrial applications include use as a chemical intermediate in pharmaceutical synthesis, specialty chemical manufacturing, and research applications where oxathiolane derivatives are required. The compound's structural similarity to other acetate esters like 2-methylpropyl 2-(oxiran-2-yl)acetate makes it particularly useful in comparative synthetic studies and as an alternative building block in organic chemistry processes. OYSI maintains reliable supply chains for [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate, ensuring consistent availability for European industrial customers requiring this specialized organosulfur compound.
Safety & Classification
Acute Tox. 4 *; Skin Sens. 1; Aquatic Acute 1
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Skin Contact
Measures if substance contacts the skin
First Aid Actions
- +P302IF ON SKIN:
- +P352Wash with plenty of water.
- +P361Take off immediately all contaminated clothing.
- +P313Get medical advice/attention.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 3082 |
| ADR Class | 9 |
| Packing Group | III |
| Tunnel Code | - |
| Proper Shipping Name | 5-Acetoxy-2-(R,S)butyryloxymethyl-1,3-oxathiolan |
| Marine Pollutant | No |
Frequently Asked Questions
What is [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is an organosulfur compound with the molecular formula C10H16O4S and CAS number 143446-73-5. This chemical substance has a molecular weight of 232.3 g/mol and contains both oxathiolane and acetate functional groups in its structure. It is classified as a hazardous substance requiring careful handling due to its toxicity and environmental impact properties.
What are the physicochemical properties of [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is a chemical compound with molecular formula C10H16O4S and molecular weight of 232.3 g/mol. The substance contains sulfur, oxygen, and carbon atoms arranged in an oxathiolane ring system with an acetate group. Specific physical properties such as melting point, boiling point, and solubility data are not provided in the available technical documentation.
What is [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate used for?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is primarily used as an intermediate in organic synthesis and chemical manufacturing processes. Its specific oxathiolane structure makes it valuable in specialized chemical reactions and pharmaceutical research applications. The compound may also serve as a building block for more complex molecules in industrial chemistry, though detailed application information requires consultation with technical specialists.
How to handle [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate safely?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate must be handled with appropriate personal protective equipment including gloves, safety goggles, and protective clothing. The substance is classified as Acute Tox. 4 and Skin Sens. 1, requiring precautions against skin contact and inhalation. Work should be conducted in well-ventilated areas or under fume hoods, and avoid contact with incompatible materials.
How to store [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate correctly?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and incompatible materials. The storage area should be equipped with appropriate spill containment measures due to its Aquatic Acute 1 classification. Keep containers properly labeled and ensure access is restricted to trained personnel only.
What to do in case of contact with [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate?
Immediate action is required upon contact with [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate due to its skin sensitizing properties. For skin contact, remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. If eye contact occurs, flush with water immediately. In case of inhalation, move to fresh air. Seek medical attention if symptoms persist or worsen.
How to dispose of [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate appropriately?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate must be disposed of through licensed hazardous waste disposal facilities due to its environmental hazard classification (Aquatic Acute 1). The substance cannot be disposed of in regular waste streams or sewage systems. Disposal must comply with local, national, and European waste regulations, and requires proper documentation and tracking through authorized waste management companies.
How to transport [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is classified as ADR Class 9 (Miscellaneous dangerous substances), Packing Group III for transportation purposes. The substance requires appropriate packaging, labeling, and documentation according to ADR regulations. Transportation must be conducted by qualified carriers with proper dangerous goods training, and emergency response information must accompany shipments.
Is [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate subject to specific regulations?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is subject to REACH regulation and CLP classification requirements in Europe. The substance carries GHS07 and GHS09 pictograms with 'Warning' signal word. It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with chemical safety regulations, maintain safety data sheets, and follow proper risk assessment procedures.
Where to buy [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate in Europe?
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this compound with proper documentation, safety data sheets, and regulatory compliance support. As a professional chemical distributor, OYSI ensures quality standards and proper handling procedures for industrial and research customers across Europe.
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ADR Consulting for [2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate
[2-(2-oxopentyl)-1,3-oxathiolan-4-yl] acetate is a dangerous good. We support you with labeling, packaging, and transport documentation.
Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.