o-Toluidine
- CAS Number
- 95-53-4
- HSN Code
- 29214330
- Molecular Formula
- C7H9N
- Catalogue Number
- AL01534
- Purity
- ≥ 99%
- Molecular Weight
- 107.16 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
o-Toluidine (for synthesis) is a positional isomer of toluidine, primarily utilized as a synthetic intermediate in the production of dyes and other chemical compounds. It is notable for its role in the synthesis of azo dyes, which are widely used in the textile industry. With a purity of 99%, this grade of o-toluidine is suitable for various chemical reactions and processes. Its chemical structure allows for reactivity that is essential in organic synthesis, making it a valuable compound in both research and industrial applications.
Also known as 2-Aminotoluene, o-Aminotoluene.
- Catalogue No.
- AL01534
- CAS Number
- 95-53-4
- Molecular Formula
- C7H9N
- Molecular Weight
- 107.16 g/mol
- HSN Code
- 29214330
- Grade
- 99% For Synthesis
- Product Form
- Substance
o-Toluidine appears as a colorless to pale yellow liquid with a characteristic amine odor. It has a density of 1.008 g/mL at 20°C and a boiling point of approximately 110-112°C. The melting point of o-toluidine is around -6°C, indicating its liquid state at room temperature. It is soluble in organic solvents such as ethanol and ether, but has limited solubility in water. The vapor pressure is about 0.5 mmHg at 20°C, and it has a flash point of 38°C, classifying it as a flammable liquid.
- Appearance
- Colorless to pale yellow liquid
- Shelf Life
- 2 years
- Packaging
- Available in 1L and 5L glass bottles
- Storage
- Store in a cool, dry place away from light and incompatible materials.
1.1 — Product identifier
- Chemical Name
- o-Toluidine
- Catalogue No.
- AL01534
- Product form
- Substance
- CAS Number
- 95-53-4
- EC Number
- 202-453-1
- Grade
- 99% For Synthesis
- EC Index Number
- 612-002-00-7
- Chemical Formula
- C7H9N
- HSN Code
- 29214330
- Synonyms
- 2-Aminotoluene, o-Aminotoluene
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Synthetic intermediate in dye chemistry and rubber production
- 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
2.3 — Other hazards
- Other hazards
- Carcinogenic; may cause bladder cancer
3.1 — Substance
- Name
- o-Toluidine
- CAS No.
- 95-53-4
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If breathing is difficult, give oxygen. Seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. Remove contaminated clothing. Seek medical attention if irritation persists.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth. Seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Headache, dizziness, nausea, skin irritation, respiratory distress.
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
- Combustible liquid; may produce toxic fumes in a fire.
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. Wear appropriate protective equipment. Contain spill and prevent entry into waterways.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Absorb with inert material and place in a chemical waste container. Dispose of in accordance with local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use only in a fume hood with appropriate PPE including gloves and goggles. Avoid inhalation and skin contact.
- 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
- Store in tightly closed containers in a cool, dry, well-ventilated area away from incompatible substances.
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 NIOSH-approved respirators if exposure limits are exceeded.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless to pale yellow
- Odour
- Amine
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- -6°C
- Freezing point
- Not specified
- Boiling point
- 110-112°C
- Flash point
- 38°C
- Auto-ignition temperature
- Not specified
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Flammable liquid
- Vapour pressure
- 0.5 mmHg at 20°C
- Relative vapour density at 20°C
- Not specified
- Density
- 1.008 g/mL
- Solubility
- Soluble in organic solvents, limited solubility in water
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- 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
- No dangerous reactions known under normal conditions of use.
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, and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Highly toxic; LD50 (oral, rat) is 500 mg/kg.
- Skin corrosion/irritation
- Causes skin irritation.
- Serious eye damage/irritation
- Causes serious eye irritation.
- Respiratory or skin sensitisation
- May cause allergic skin reactions.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause damage to organs through prolonged or repeated exposure.
- Specific target organ toxicity (repeated exposure)
- Not classified
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 1708
- UN-No. (IMDG)
- UN 1708
- UN-No. (IATA)
- UN 1708
- UN-No. (ADN)
- UN 1708
- UN-No. (RID)
- UN 1708
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- o-Toluidine
- Proper Shipping Name (IMDG)
- o-Toluidine
- Proper Shipping Name (IATA)
- o-Toluidine
- Proper Shipping Name (ADN)
- o-Toluidine
- Proper Shipping Name (RID)
- o-Toluidine
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
o-Toluidine is primarily used as a building block in the synthesis of azo dyes, which are important in the textile industry for coloring fabrics. Additionally, it serves as an intermediate in the production of rubber chemicals and other organic compounds. Its applications extend to the manufacture of pharmaceuticals and agrochemicals, although its use is heavily regulated due to its classification as a carcinogen. Industries involved in dye manufacturing, rubber production, and chemical synthesis frequently utilize o-toluidine in their processes.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01534
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 107.16 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 99% | 99.5% |
| Density | 1.008 g/mL | 1.008 g/mL |
| Boiling Point | 110-112°C | 111°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% | -6°C / 110-112°C | ≤ 0.5% | ≤ 0.1% | None detected | Soluble in organic solvents |
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