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        PROPYLENE SULFIDE

        CAS No.: 1072-43-1
        Formula: C3H6S
        Molecular Weight: 74.14
        Suppliers: All(0) China Suppliers(0) Products(0)
        • Description
        • Basic Info
        • Safety Info
        • MSDS
        • Synthesis Route
        • Price
        What is PROPYLENE SULFIDE

        **Introduction to Propylene Sulfide** Propylene sulfide (C₃H₆S) is a volatile, organic sulfur compound widely used as a key intermediate in chemical synthesis. This cyclic sulfide is highly reactive due to its strained three-membered ring structure, making it valuable for polymerization and the production of specialty chemicals. It serves as a precursor for polysulfides, thiirane derivatives, and functionalized polymers with applications in adhesives, coatings, and elastomers. Additionally, propylene sulfide is employed in pharmaceutical and agrochemical research for introducing sulfur-containing moieties. Due to its flammability and toxicity, careful handling under controlled conditions is essential. Its versatility and reactivity make it a crucial building block in industrial and research chemistry.

        Preparation Process: Propylene sulfide is typically prepared by the reaction of propylene chlorohydrin with sodium sulfide. Here’s a concise method: 1. **Reactants**: Mix propylene chlorohydrin (1-chloro-2-propanol) with an aqueous solution of sodium sulfide (Na₂S) in a molar ratio of 1:1. 2. **Reaction**: Heat the mixture under reflux at 60–80°C for 4–6 hours with stirring. 3. **Extraction**: After cooling, extract the organic layer (propylene sulfide) using a nonpolar solvent like diethyl ether. 4. **Purification**: Dry the extract over anhydrous sodium sulfate, then distill under reduced pressure to isolate pure propylene sulfide (boiling point ~75–80°C). Safety precautions include working in a fume hood due to toxicity and flammability.

        Usage Scenarios: Propylene sulfide is primarily used as a monomer in the production of polysulfide polymers, which exhibit excellent chemical resistance, flexibility, and low-temperature stability. These polymers are applied in sealants, adhesives, coatings, and fuel-resistant hoses. The compound also serves as an intermediate in organic synthesis, contributing to pharmaceuticals, agrochemicals, and specialty chemicals. Its reactivity allows for ring-opening polymerization, forming poly(propylene sulfide), useful in biomedical applications like drug delivery systems due to its biocompatibility. Additionally, propylene sulfide is employed in modifying surfaces and synthesizing sulfur-containing compounds for lubricant additives and corrosion inhibitors. Its versatility makes it valuable in industrial and research settings.

        PROPYLENE SULFIDE Basic Info
        Chemical Name PROPYLENE SULFIDE
        Synonyms 2-Methylthiacyclopropane;2-METHYLTHIIRANE;PROPYLENE SULPHIDE;methyl-thiiran;propenesulfide;METHYLTHIIRANE;Propene sulfide;2-methyl-thiiran;thiirane,methyl-;PROPYLENE SULFIDE
        CAS No. 1072-43-1
        Molecular Formula C3H6S
        Molecular Weight 74.14
        PSA 25.30000
        LogP 1.12170
        Safely Info
        RTECS TZ2625000
        Hazard Class 3.1
        Safety Statements 16-26-36
        HS Code 29309099
        WGK Germany 3
        Packing Group II
        RIDADR UN 1992 3/PG 2
        Risk Statements 11-20/22-36/38
        Hazard Codes F,Xn
        Caution Statement P210-P301+P310-P305+P351+P338-P233-P240-P241+P242+P243-P261-P264-P270-P271-P280-P301+P310+P330-P303+P361+P353-P304+P340+P311-P370+P378-P403+P233-P405-P501
        Hazard Declaration H301+H331-H225-H301-H315-H319-H332
        Symbol GHS02,GHS06
        Signal Word Danger
        PROPYLENE SULFIDE Price
        United States: $20 - $50 per kg
        China: $5 - $20 per kg
        Russia: $10 - $30 per kg
        Germany: $25 - $60 per kg
        India: $10 - $25 per kg
        Japan: $30 - $70 per kg
        Brazil: $15 - $35 per kg
        South Korea: $25 - $50 per kg
        Philippines: $20 - $40 per kg
        United Kingdom: $30 - $65 per kg
        France: $30 - $60 per kg
        Mexico: $15 - $40 per kg
        Canada: $20 - $45 per kg
        South Africa: $15 - $35 per kg
        Egypt: $10 - $30 per kg
        Turkey: $15 - $40 per kg
        Thailand: $10 - $30 per kg
        Indonesia: $10 - $25 per kg
        MSDS
        MSDS
        Name: Propylene sulfide 98% Material Safety Data Sheet
        Synonym: 1,2-Epithiopropane; 2-Methylthiirane; Propylene sulphide; Thiirane, 2-methyl
        CAS: 1072-43-1
        Section 1 - Chemical Product   MSDS Name:Propylene sulfide 98% Material Safety Data Sheet
        Synonym:1,2-Epithiopropane; 2-Methylthiirane; Propylene sulphide; Thiirane, 2-methyl
        Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
        CAS# Chemical Name content EINECS#
        1072-43-1 Propylene sulfide 98 214-007-3
        Hazard Symbols: XN F
        Risk Phrases: 11 22
        Section 3 - HAZARDS IDENTIFICATION
          EMERGENCY OVERVIEW
        Highly flammable. Harmful if swallowed.Flammable liquid.Toxic.
        Potential Health Effects
        Eye:
        May cause eye irritation. May cause chemical conjunctivitis and corneal damage.
        Skin:
        May cause irritation and dermatitis. May cause cyanosis of the extremities.
        Ingestion:
        Harmful if swallowed. May cause gastrointestinal irritation with nausea, vomiting and diarrhea. Ingestion of large amounts may cause CNS depression. Ingestion may cause headache, nausea, and vomiting.
        Inhalation:
        Harmful if inhaled. May cause respiratory tract irritation.
        Aspiration may lead to pulmonary edema. Vapors may cause dizziness or suffocation. May cause burning sensation in the chest.
        Chronic:
        No information found.
        Section 4 - FIRST AID MEASURES
          Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
        Skin:
        Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
        Ingestion:
        Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
        Inhalation:
        Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
        Notes to Physician:
        Section 5 - FIRE FIGHTING MEASURES
          General Information:
        As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Vapors may form an explosive mixture with air.
        Vapors can travel to a source of ignition and flash back. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Will burn if involved in a fire. Use water spray to keep fire-exposed containers cool. Water may be ineffective. Material is lighter than water and a fire may be spread by the use of water. Flammable liquid and vapor. Will be easily ignited by heat, sparks or flame. Containers may explode if exposed to fire.
        Extinguishing Media:
        Use water spray to cool fire-exposed containers. Water may be ineffective. Do NOT use straight streams of water. In case of fire, use carbon dioxide, dry chemical powder or appropriate foam.
        Section 6 - ACCIDENTAL RELEASE MEASURES
          General Information: Use proper personal protective equipment as indicated in Section 8.
        Spills/Leaks:
        Avoid runoff into storm sewers and ditches which lead to waterways.
        Wash area with soap and water. Clean up spills immediately, observing precautions in the Protective Equipment section. Cover with an activated carbon adsorbent and place into a closed container for disposal. Remove all sources of ignition. Use a spark-proof tool. Provide ventilation.
        Section 7 - HANDLING and STORAGE
          Handling:
        Wash thoroughly after handling. Use with adequate ventilation.
        Ground and bond containers when transferring material. Use spark-proof tools and explosion proof equipment. Do not get in eyes, on skin, or on clothing. Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Keep away from heat, sparks and flame. Store protected from light. Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames. Do not breathe vapor.
        Storage:
        Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a cool, dry place. Refrigerator/flammables. Keep containers tightly closed.
        Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
          Engineering Controls:
        Use adequate general or local explosion-proof ventilation to keep airborne levels to acceptable levels.
        Exposure Limits CAS# 1072-43-1: Personal Protective Equipment Eyes: Wear safety glasses and chemical goggles if splashing is possible.
        Skin:
        Wear appropriate protective gloves and clothing to prevent skin exposure.
        Clothing:
        Wear appropriate protective clothing to minimize contact with skin.
        Respirators:
        A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use. Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.
        Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
         
        Physical State: Liquid
        Color: clear, colorless
        Odor: None reported.
        pH: Not available.
        Vapor Pressure: Not available.
        Viscosity: Not available.
        Boiling Point: 72 - 75 deg C @ 760.00mm Hg
        Freezing/Melting Point: Not available.
        Autoignition Temperature: Not applicable.
        Flash Point: 10 deg C ( 50.00 deg F)
        Explosion Limits, lower: Not available.
        Explosion Limits, upper: Not available.
        Decomposition Temperature: Not available.
        Solubility in water: Not available.
        Specific Gravity/Density: .9460g/cm3
        Molecular Formula: C3H6S
        Molecular Weight: 74.13
        Section 10 - STABILITY AND REACTIVITY
          Chemical Stability:
        Stable under normal temperatures and pressures. May decompose when exposed to light.
        Conditions to Avoid:
        Incompatible materials, light, ignition sources, excess heat.
        Incompatibilities with Other Materials:
        Strong oxidizing agents, strong bases, direct light.
        Hazardous Decomposition Products:
        Carbon monoxide, oxides of sulfur, carbon dioxide, hydrogen sulfide.
        Hazardous Polymerization: Has not been reported.
        Section 11 - TOXICOLOGICAL INFORMATION
          RTECS#:
        CAS# 1072-43-1: TZ2625000 LD50/LC50:
        CAS# 1072-43-1: Inhalation, rat: LC50 = 660 ppm/6H; Oral, rat: LD50 = 254 mg/kg.
        Carcinogenicity:
        Propylene sulfide - Not listed by ACGIH, IARC, or NTP.
        Other:
        See actual entry in RTECS for complete information.
        Section 12 - ECOLOGICAL INFORMATION
          Other No information available.
        Section 13 - DISPOSAL CONSIDERATIONS
          Dispose of in a manner consistent with federal, state, and local regulations.
        Section 14 - TRANSPORT INFORMATION
         
        IATA
        Shipping Name: FLAMMABLE LIQUID, TOXIC, N.O.S.*
        Hazard Class: 3 (6.1)
        UN Number: 1992
        Packing Group: II
        IMO
        Shipping Name: FLAMMABLE LIQUID, TOXIC, N.O.S.
        Hazard Class: 3.2 (6.1)
        UN Number: 1992
        Packing Group: II
        RID/ADR
        Shipping Name: FLAMMABLE LIQUID, TOXIC, N.O.S.
        Hazard Class: 3
        UN Number: 1992
        Packing group: II
        Section 15 - REGULATORY INFORMATION
         
        European/International Regulations
        European Labeling in Accordance with EC Directives
        Hazard Symbols: XN F
        Risk Phrases:
        R 11 Highly flammable.
        R 22 Harmful if swallowed.
        Safety Phrases:
        S 16 Keep away from sources of ignition - No
        smoking.
        S 24/25 Avoid contact with skin and eyes.
        WGK (Water Danger/Protection)
        CAS# 1072-43-1: No information available.
        Canada
        CAS# 1072-43-1 is listed on Canada's NDSL List.
        CAS# 1072-43-1 is listed on Canada's Ingredient Disclosure List.
        US FEDERAL
        TSCA
        CAS# 1072-43-1 is listed on the TSCA inventory.

        SECTION 16 - ADDITIONAL INFORMATION
        N/A
        SDS 1.0
        Synthesis Route
        Total15 synthetic routes

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