1633-83-6
1,4-Butane sultone
CAS: 1633-83-6
Molecular Formula: C4H8O3S
1633-83-6 - Names and Identifiers
| Name | 1,4-Butane sultone |
| Synonyms | 1,4-Butane δ-Valerosultone 1,4-Butylsultone 1,4-Butane sultone 1,4-butylenesulfone 1,4-Bs1,4-ButaneSultone 2,2-Dioxide-1,2-oxathiane 4-hydroxy-1-butanesulfonic acid sultone |
| CAS | 1633-83-6 |
| EINECS | 216-647-9 |
| InChI | InChI=1/C4H8O3S/c5-8(6)4-2-1-3-7-8/h1-4H2 |
1633-83-6 - Physico-chemical Properties
| Molecular Formula | C4H8O3S |
| Molar Mass | 136.17 |
| Density | 1.308g/cm3 |
| Melting Point | 12.5-15℃ |
| Boling Point | 299.9°C at 760 mmHg |
| Flash Point | 135.2°C |
| Water Solubility | 54 g/L (20℃) decomposes |
| Vapor Presure | 0.00206mmHg at 25°C |
| Appearance | Transparent colorless to light yellow liquid |
| Storage Condition | Room Temprature |
| Refractive Index | 1.47 |
| MDL | MFCD00006584 |
| Physical and Chemical Properties | Chemical colorless liquid. Melting point 12.5-14.5 ℃, boiling point 134-136 ℃(0.53kPa), relative density 1.331(20/4 ℃), refractive index 1.4640, miscible with various organic solvents and insoluble in water. |
| Use | Used as an intermediate in photosensitive materials |
1633-83-6 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R68 - Possible risk of irreversible effects |
| Safety Description | S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | 2810 |
1633-83-6 - Upstream Downstream Industry
1633-83-6 - Nature
| storage conditions | Store below 30°C. |
| solubility | 54g/l (decomposition) |
| morphology | Liquid |
| color | Clear colorless to yellow |
| water solubility | 54 g/L (20 °C) decomposes |
| sensitivity | Moisture Sensitive |
| BRN | 110588 |
| InChIKey | MHYFEEDKONKGEB-UHFFFAOYSA-N |
| EPA chemical information | 1,2-Oxathiane, 2,2-dioxide (1633-83-6) |
Last Update：2024-04-10 22:29:15
1633-83-6 - Uses and synthesis methods
use
1, medical, chemical reagents, surfactants, color dye sensitizers intermediates.
2. Used as an intermediate for photosensitive materials
3. for organic synthesis. Surfactant.
4, used to synthesize sulfonic acid betaine surfactant
5, medical, chemical reagents, surfactants, color dye sensitizers intermediates. Synthesis starting materials for electroplating intermediates.
6. It is also used to synthesize a variety of sensitizing dyes, as well as Gemini surfactants, and can also be used in lithium ion secondary batteries. It is also an important pharmaceutical intermediate.
7. Used as organic sulfonating agent and fine chemical intermediate, used in medicine, photosensitive materials, lithium batteries, electronic electroplating, daily chemical industry, etc.
production method
The reaction of tetrahydrofuran with acetyl chloride to obtain chlorobutyl acetate, then with sodium sulfite to obtain hydroxybutanesulfonic acid, and finally dehydration to obtain the product. The total yield is about 40%.
category
Toxic substances
toxicity classification
High toxicity
acute toxicity
oral-rat LD50: 500 mg/kg; Abdominal-mouse LD50: 138 mg/kg
flammability hazard characteristics
Thermal decomposition discharges toxic sulfur oxide smoke
storage and transportation features
The warehouse is ventilated and dry at low temperature; stored separately from food raw materials
fire extinguishing agent
Water, dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent
Last Update：2024-04-10 22:29:15
1633-83-6 - Security information
| WGK Germany | 3 |
| RTECS number | RP4300000 |
| TSCA | Yes |
| HazardClass | 6.1( B ) |
| PackingGroup | III |
| customs code | 29349990 |
| toxic substance data | 1633-83-6(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 500 mg/kg |
Last Update：2024-04-10 22:29:15
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View History
Raw Materials for 1633-83-6
Tetrahydrofuran
Acetyl chloride
4-MERCAPTO-1-BUTANOL
2,4-Butanesultone
1-Ethyl-3-methylimidazolium trifluoromethanesulfonate
Acetyl chloride
4-MERCAPTO-1-BUTANOL
2,4-Butanesultone
1-Ethyl-3-methylimidazolium trifluoromethanesulfonate