Dimethyl Sulfide
- CAS Number
- 75-18-3
- HSN Code
- 29309099
- Molecular Formula
- C2H6S
- Catalogue Number
- AL1875
- Purity
- ≥ 99%
- Molecular Weight
- 62.13 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Dimethyl sulfide is a methyl sulfide in which the sulfur atom is substituted by two methyl groups. It is produced naturally by some marine algae.
Also known as Methyl sulfide, DMS.
- Catalogue No.
- AL1875
- CAS Number
- 75-18-3
- Molecular Formula
- C2H6S
- Molecular Weight
- 62.13 g/mol
- HSN Code
- 29309099
- Grade
- 99%
- Product Form
- Substance
Melting point: -98.24 °C; Boiling point: 37.3 °C; Flash point: -48 °C (closed cup); Density: 0.8483 g/cu cm at 20 °C; Solubility: Soluble in alcohol, ether; soluble in water at concentrations below 300 mM.
- Appearance
- Colorless, volatile liquid
- Shelf Life
- -
- Packaging
- Available in: 500 ml glass bottle with tin cap, 2.5 Lt glass bottle with tin cap
- Storage
- Fireproof. Separated from strong oxidants. Cool.
1.1 — Product identifier
- Chemical Name
- Dimethyl Sulfide
- Catalogue No.
- AL1875
- Product form
- Substance
- CAS Number
- 75-18-3
- EC Number
- 200-846-2
- Grade
- 99%
- EC Index Number
- Not specified
- Chemical Formula
- C2H6S
- HSN Code
- 29309099
- Synonyms
- Methyl sulfide, DMS
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in organic synthesis and as a reference compound in flavor chemistry.
- 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
- Flam. Liq. 2; Acute Tox. 3
- Classification source
- ECHA C&L Inventory via PubChem CID 1068 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Flammable, Acute Toxic
- Signal word
- Danger
- Hazard statements
- H225: Highly Flammable liquid and vapor; H301: Toxic if swallowed
2.3 — Other hazards
- Other hazards
- May cause respiratory irritation; prolonged exposure may cause skin irritation.
3.1 — Substance
- Name
- Dimethyl Sulfide
- CAS No.
- 75-18-3
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move victim to fresh air at once; enforce rest, and keep warm; get medical attention immediately.
- First-aid measures after skin contact
- Flush with plenty of water and wash thoroughly; get treatment for any lasting irritation.
- First-aid measures after eye contact
- Flush with water for at least 15 min.; if irritation persists, get medical attention.
- First-aid measures after ingestion
- If large amounts are swallowed, induce vomiting by tickling the back of the throat with the finger or by giving an emetic such as two tablespoons of common salt in a glass of warm water; get medical attention.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Headache, dizziness, nausea, respiratory 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
- Auto flammability: 205 °C at 1013 hPa.
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. Remove all sources of ignition. Ventilate area.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Evacuate danger area! Consult an expert! Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Collect leaking and spilled liquid in sealable containers as far as possible. Do NOT wash away into sewer.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use in a fume hood. Avoid contact with skin and eyes. Keep away from heat and open flames.
- 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
- Fireproof. Separated from strong oxidants. Cool.
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 appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless
- Odour
- Strong unpleasant sulfurous odor
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- -98.24 °C
- Freezing point
- Not specified
- Boiling point
- 37.3 °C
- Flash point
- -48 °C (closed cup)
- Auto-ignition temperature
- 403 °F (206 °C)
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Flammable liquid
- Vapour pressure
- 502 mm Hg at 25 °C
- Relative vapour density at 20°C
- 2.14 (Air = 1)
- Density
- 0.8483 g/cu cm at 20 °C
- Solubility
- Soluble in alcohol, ether; soluble in water at concentrations below 300 mM
- Log Pow
- 0.84
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not specified
- Oxidising properties
- Not specified
- Explosive limits
- Not specified
10.1 — Reactivity
- Reactivity
- Stable under normal conditions; may react with strong oxidizing agents.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- Decomposes on burning. This produces toxic and corrosive fumes of sulfur oxides. Reacts violently with oxidants.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizers, acids, and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Thermal decomposition in sulfur dioxide, carbon monoxide, and carbon dioxide.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 3300 mg/kg; LD50 Mouse oral 3700 mg/kg; LD50 Mouse ip 8000 mg/kg
- Skin corrosion/irritation
- Not classified (based on available data)
- 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)
- Not classified (based on available data)
- 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 1164
- UN-No. (IMDG)
- UN 1164
- UN-No. (IATA)
- UN 1164
- UN-No. (ADN)
- UN 1164
- UN-No. (RID)
- UN 1164
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Dimethyl sulfide
- Proper Shipping Name (IMDG)
- Dimethyl sulfide
- Proper Shipping Name (IATA)
- Dimethyl sulfide
- Proper Shipping Name (ADN)
- Dimethyl sulfide
- Proper Shipping Name (RID)
- Dimethyl sulfide
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 3
14.4 — Packing group
- Packing group (ADR)
- II
- Packing group (IMDG)
- II
- Packing group (IATA)
- II
- Packing group (ADN)
- II
- Packing group (RID)
- II
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
Used as a reference compound in flavor/off-odor chemistry research and as a mild reducing agent in organic synthesis.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL2236B
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 62.13 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 99% | 99.5% |
| Density | 0.846 g/mL | 0.846 g/mL |
| Boiling Point | 37 °C | 37.2 °C |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 99% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 99% | ≥ 99% | m.p. -98.24 °C; b.p. 37.3 °C | ≤ 0.5% | ≤ 0.1% | None detected | Soluble in alcohol, ether; soluble in water at concentrations below 300 mM |
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“From ordering to shipping, every course of action was smooth. Timely delivery.”
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