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1,3-Propanesultone, 99%, Thermo Scientific Chemicals
Description
1,3-Propane sultone is used as a chemical intermediate to introduce sulfopropyl groups into molecules and to confer water solubility and anionic character.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
1,3-Propane sultone is used as a chemical intermediate to introduce sulfopropyl groups into molecules and to confer water solubility and anionic character.
Solubility
Soluble in water (100 mg/ml), chloroform, esters, methanol, and aromatic hydrocartions.
Notes
Special handling precautions required. View MSDS prior to purchase. MSDS are available online at www.alfa.com

Specifications
Specifications
Melting Point | 30°C to 33°C |
Density | 1.392 |
Boiling Point | 179°C to 181°C (30 mm) |
Flash Point | >110°C (230°F) |
Assay Percent Range | 99% |
Quantity | 50 g |
Beilstein | 109782 |
Sensitivity | Moisture sensitive |
Solubility Information | Soluble in water (100mg/ml),chloroform,esters,methanol,and aromatic hydrocartions. |
IUPAC Name | 1,2λ⁶-oxathiolane-2,2-dione |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10235069 | Certificate of Analysis | 31/01/2025 | A11923.30,A11923.09,A11923.18 |
10251815 | Certificate of Analysis | 31/07/2024 | A11923.30,A11923.09,A11923.18 |
10235069 | Certificate of Analysis | 22/11/2021 | A11923.30,A11923.09,A11923.18 |
10137712 | Certificate of Analysis | 22/11/2021 | A11923.30,A11923.09,A11923.18 |
10228801 | Certificate of Analysis | 22/11/2021 | A11923.30,A11923.09,A11923.18 |
Safety and Handling


- 1,3-Propanesultone
- Danger
- Acute toxicity Category 4
- Carcinogenicity Category 1B
- H302-Harmful if swallowed.
- H312-Harmful in contact with skin.
- H350-May cause cancer.
- P201-Obtain special instructions before use.
- P202-Do not handle until all safety precautions have been read and understood.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
- P308+P313-IF exposed or concerned: Get medical advice/attention.
- MIXTURE LIST-Contains : 1,3-Propane sultone
RUO – Research Use Only
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