N,N-Dimethylaniline
- CAS Number
- 121-69-7
- HSN Code
- 29214223
- Molecular Formula
- C8H11N
- Catalogue Number
- AL1826
- Purity
- ≥ 99%
- Molecular Weight
- 121.18 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
N,N-dimethylaniline is a tertiary amine that is aniline in which the amino hydrogens are replaced by two methyl groups. It is a dimethylaniline and a tertiary amine.
Also known as N,N-Dimethylaminobenzene, 4-Dimethylaminobenzene.
- Catalogue No.
- AL1826
- CAS Number
- 121-69-7
- Molecular Formula
- C8H11N
- Molecular Weight
- 121.18 g/mol
- HSN Code
- 29214223
- Grade
- 99% For Synthesis
- Product Form
- Substance
Melting point: 2.1 °C; Boiling point: 193 °C; Flash point: 145 °F (63 °C) (closed cup); Density: 0.9537 g/cu cm at 20 °C; Solubility: In water, 1,454 mg/L at 25 °C.
- Appearance
- Pale-yellow, oily liquid [Note: A solid below 36 degrees F]
- Shelf Life
- 2 years
- Packaging
- Available in: 500 ml glass bottle, 2.5 Lt glass bottle
- Storage
- Separated from strong oxidants and food and feedstuffs. Ventilation along the floor.
1.1 — Product identifier
- Chemical Name
- N,N-Dimethylaniline
- Catalogue No.
- AL1826
- Product form
- Substance
- CAS Number
- 121-69-7
- EC Number
- 204-493-5
- Grade
- 99% For Synthesis
- EC Index Number
- 612-002-00-7
- Chemical Formula
- C8H11N
- HSN Code
- 29214223
- Synonyms
- N,N-Dimethylaminobenzene, 4-Dimethylaminobenzene
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a synthetic intermediate and acid scavenger 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
- Self-heat. 2; Skin Sens. 1; Eye Dam. 1; Aquatic Acute 1; Aquatic Chronic 1
- Classification source
- ECHA C&L Inventory via PubChem CID 949 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Acute Toxic, Health Hazard, Environmental Hazard
- Signal word
- Danger
- Hazard statements
- H301: Toxic if swallowed; H311: Toxic in contact with skin; H331: Toxic if inhaled; H351: Suspected of causing cancer; H411: Toxic to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- May cause respiratory irritation. Prolonged exposure may cause skin sensitization.
3.1 — Substance
- Name
- N,N-Dimethylaniline
- CAS No.
- 121-69-7
4.1 — Description of first aid measures
- First-aid measures after inhalation
- If this chemical has been inhaled, remove the exposed person to fresh air at once. If breathing has stopped, perform artificial respiration. Keep the person warm and at rest.
- First-aid measures after skin contact
- If this chemical contacts the skin, immediately wash the contaminated skin with soap and water. If this chemical penetrates the clothing, immediately remove the clothing, wash the skin with soap and water, and get medical attention promptly.
- First-aid measures after eye contact
- If this chemical contacts the eyes, immediately wash (irrigate) the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately.
- First-aid measures after ingestion
- If this chemical has been swallowed, get medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Headache, dizziness, nausea, skin 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
- Toxic fumes may be released in a fire. Use water spray to cool containers.
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. Wear appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Personal protection: chemical protection suit. Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable metal or glass containers as far as possible.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use in a fume hood. Wear gloves and eye protection.
- 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 oxidants and food and feedstuffs. Ventilation along the floor.
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 to pale yellow
- Odour
- Amine-like odor
- Odour threshold
- No data available
- pH value
- No data available
- Relative evaporation rate (butylacetate=1)
- No data available
- Melting point
- 2.1 °C
- Freezing point
- No data available
- Boiling point
- 193 °C
- Flash point
- 145 °F (63 °C) (closed cup)
- Auto-ignition temperature
- 700 °F (371 °C)
- Decomposition temperature
- No data available
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Vapor pressure: 1 mm Hg at 29.5 °C
- Relative vapour density at 20°C
- 4.17 (Air = 1)
- Density
- 0.9537 g/cu cm at 20 °C
- Solubility
- In water, 1,454 mg/L at 25 °C
- Log Pow
- 2.31
- Viscosity, kinematic
- No data available
- Viscosity, dynamic
- No data available
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- No data available
10.1 — Reactivity
- Reactivity
- Stable under normal conditions. Reacts 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 heating. This produces highly toxic fumes of aniline and nitrogen oxides. Reacts 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, strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomposition it emits highly toxic fumes of aniline and NOx.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 1410 mg/kg; LD50 Mice oral 1440 mg/kg bw; LD50 Rabbit skin 1770 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
- H351: Suspected of causing cancer
- 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)
- 2253
- UN-No. (IMDG)
- 2253
- UN-No. (IATA)
- 2253
- UN-No. (ADN)
- 2253
- UN-No. (RID)
- 2253
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- N,N-Dimethylaniline
- Proper Shipping Name (IMDG)
- N,N-Dimethylaniline
- Proper Shipping Name (IATA)
- N,N-Dimethylaniline
- Proper Shipping Name (ADN)
- N,N-Dimethylaniline
- Proper Shipping Name (RID)
- N,N-Dimethylaniline
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 6.1
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 an acid-scavenging base and as a building block in dye and pharmaceutical intermediate synthesis.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL00629
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 121.18 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 99% | 99.5% |
| Density | 0.956 g/mL | 0.956 g/mL |
| Boiling Point | 193 °C | 193 °C |
| Flash Point | 45 °C | 45 °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% For Synthesis grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 99% For Synthesis | ≥ 99% | m.p. 2.1 °C; b.p. 193 °C | ≤ 0.5% | ≤ 0.1% | None detected | In water, 1,454 mg/L at 25 °C |
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