Sulfuryl Chloride
- CAS Number
- 7791-25-5
- HSN Code
- 28121090
- Molecular Formula
- SO2Cl2
- Catalogue Number
- AL4429
- Purity
- ≥ 98%
- Molecular Weight
- 134.97 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sulfuryl dichloride is a sulfuryl halide.
Also known as Sulfur dichloride oxide.
- Catalogue No.
- AL4429
- CAS Number
- 7791-25-5
- Molecular Formula
- SO2Cl2
- Molecular Weight
- 134.97 g/mol
- HSN Code
- 28121090
- Grade
- 98% For Synthesis
- Product Form
- Substance
Melting point: -54.1 °C; Boiling point: 69.3 °C; Density: 1.6674 at 20 °C/4 °C; Solubility: Miscible with benzene, toluene, ether, glacial acetic acid, and other org solvents.
- Appearance
- Colorless, mobile liquid
- Shelf Life
- -
- Packaging
- Available in: 500 ml glass bottle
- Storage
- Separated from strong bases. Dry.
1.1 — Product identifier
- Chemical Name
- Sulfuryl Chloride
- Catalogue No.
- AL4429
- Product form
- Substance
- CAS Number
- 7791-25-5
- EC Number
- 232-245-6
- Grade
- 98% For Synthesis
- EC Index Number
- Not specified
- Chemical Formula
- SO2Cl2
- HSN Code
- 28121090
- Synonyms
- Sulfur dichloride oxide
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Chlorinating and sulfonylating reagent in organic synthesis
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Skin Corr. 1C; STOT SE 3
- Classification source
- ECHA C&L Inventory via PubChem CID 24648 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Corrosive, Irritant
- Signal word
- Danger
- Hazard statements
- H314: Causes severe skin burns and eye damage; H335: May cause respiratory irritation
2.3 — Other hazards
- Other hazards
- Highly toxic and corrosive; reacts violently with water.
3.1 — Substance
- Name
- Sulfuryl Chloride
- CAS No.
- 7791-25-5
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Remove to fresh air; administer artificial respiration if required.
- First-aid measures after skin contact
- Wash with large amounts of water.
- First-aid measures after eye contact
- Flush with water for at least 15 min.
- First-aid measures after ingestion
- Give water or milk; do NOT induce vomiting.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Symptoms of exposure may include coughing, difficulty breathing, skin burns, and eye irritation.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Corrosive. Water reactive.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Evacuate area and ventilate. Use appropriate protective equipment. Contain and neutralize spill with sodium bicarbonate or lime.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Evacuate danger area! Consult an expert! Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in dry sand or inert absorbent.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle under a fume hood with appropriate PPE including gloves, goggles, and protective clothing.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Separated from strong bases. Dry.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use a NIOSH-approved respirator when handling this substance in poorly ventilated areas.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless to pale yellow
- Odour
- Very pungent odor
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- -54.1 °C
- Freezing point
- Not specified
- Boiling point
- 69.3 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Vapor pressure = 100 mm Hg at 17.8 °C
- Relative vapour density at 20°C
- 4.6 (Air = 1)
- Density
- 1.6674 at 20 °C/4 °C
- Solubility
- Miscible with benzene, toluene, ether, glacial acetic acid, and other org solvents
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Highly reactive with water and strong bases; may polymerize under certain conditions.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- Decomposes under the influence of moist air. This produces chlorine, sulfur oxide, sulfuric acid and hydrogen chloride. Reacts violently with water.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Water, strong bases, and oxidizing agents.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomposition it emits highly toxic fumes of hydrogen chloride and sulfur oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LC50 Rat, female, inhalation (1 hr) = 242 ppm (1330 mg/cu m); LC50 Rat, male, inhalation (1 hr) = 131 ppm (720 mg/cu m); LD50 Rat, male, Sprague-Dawley, inhalation (4 hr) = 878 mgcu m (159 ppm)/ (sulfuryl chloride vapor, purity 100%)
- Skin corrosion/irritation
- H314: Causes severe skin burns and eye damage
- Serious eye damage/irritation
- Not classified (based on available data)
- Respiratory or skin sensitisation
- Not classified (based on available data)
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- Not classified (based on available data)
- Specific target organ toxicity (single exposure)
- H335: May cause respiratory irritation
- Specific target organ toxicity (repeated exposure)
- Not classified (based on available data)
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- UN 1834
- UN-No. (IMDG)
- UN 1834
- UN-No. (IATA)
- UN 1834
- UN-No. (ADN)
- UN 1834
- UN-No. (RID)
- UN 1834
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Sulfuryl Chloride
- Proper Shipping Name (IMDG)
- Sulfuryl Chloride
- Proper Shipping Name (IATA)
- Sulfuryl Chloride
- Proper Shipping Name (ADN)
- Sulfuryl Chloride
- Proper Shipping Name (RID)
- Sulfuryl Chloride
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 6.1 (8)
14.4 — Packing group
- Packing group (ADR)
- I
- Packing group (IMDG)
- I
- Packing group (IATA)
- I
- Packing group (ADN)
- I
- Packing group (RID)
- I
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Sulfuryl chloride is widely used as a chlorinating and sulfonylating agent in the synthesis of various organic compounds, particularly in the pharmaceutical and agrochemical industries. It plays a crucial role in the production of sulfonamide antibiotics and other sulfonyl-containing drugs. Additionally, it is utilized in the synthesis of agrochemicals, including herbicides and insecticides. Its ability to introduce sulfonyl groups makes it valuable in the development of new materials and fine chemicals, contributing to advancements in chemical research and industrial applications.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1492M
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 134.97 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay Purity | ≥ 98% | 98.5% |
| Moisture Content | ≤ 0.5% | 0.3% |
| Related Substances | Not more than 1% | 0.5% |
| Density | 1.67 g/mL | 1.66 g/mL |
| Boiling Point | 59.5 °C | 59.3 °C |
The above product is expected to comply with 98% For Synthesis grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98% For Synthesis | ≥ 98% | m.p. -54.1 °C; b.p. 69.3 °C | ≤ 0.5% | Not applicable | Not more than 1% | Miscible with benzene, toluene, ether, glacial acetic acid, and other org solvents |
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