o-Toluidine
- CAS Number
- 95-53-4
- HSN Code
- 29214330
- Molecular Formula
- C7H9N
- Catalogue Number
- AL4617
- Purity
- 99.5%
- 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 is an aminotoluene in which the amino substituent is ortho to the methyl group. It has a role as a carcinogenic agent.
Also known as 2-Toluidine, o-Aminotoluene.
- Catalogue No.
- AL4617
- CAS Number
- 95-53-4
- Molecular Formula
- C7H9N
- Molecular Weight
- 107.16 g/mol
- HSN Code
- 29214330
- Grade
- AR (Analytical Reagent)
- Product Form
- Substance
Melting point: -14.41 °C; Boiling point: 200.3 °C; Flash point: 185 °F (85 °C) (Closed cup); Density: 0.9984 g/cu cm at 20 °C; Solubility: Soluble in alcohol and ether.
- Appearance
- Light yellow liquid becoming reddish brown on exposure to air and light
- Shelf Life
- -
- Packaging
- Available in: 250 ml glass bottle, 500 ml glass bottle
- Storage
- Provision to contain effluent from fire extinguishing. Separated from strong oxidants, strong acids and food and feedstuffs. Well closed. Ventilation along the floor. Keep in the dark. Store in an area without drain or sewer access.
1.1 — Product identifier
- Chemical Name
- o-Toluidine
- Catalogue No.
- AL4617
- Product form
- Substance
- CAS Number
- 95-53-4
- EC Number
- 202-429-0
- Grade
- AR
- EC Index Number
- 612-002-00-7
- Chemical Formula
- C7H9N
- HSN Code
- 29214330
- Synonyms
- 2-Toluidine, o-Aminotoluene
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in analytical applications and as a chemical intermediate.
- 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
- Acute Tox. 3; Eye Irrit. 2; Carc. 1A; Aquatic Acute 1
- Classification source
- ECHA C&L Inventory via PubChem CID 7242 - 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; H319: Causes serious eye irritation; H331: Toxic if inhaled; H350: May cause cancer; H400: Very toxic to aquatic life
2.3 — Other hazards
- Other hazards
- May cause respiratory irritation. Prolonged exposure may cause damage to organs.
3.1 — Substance
- Name
- o-Toluidine
- CAS No.
- 95-53-4
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
- Symptoms of exposure may include headache, dizziness, nausea, and 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
- As a result of flow, agitation, etc., electrostatic charges can be generated.
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. Contain spill and prevent entry into waterways. Use appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in sealable containers. Absorb remaining liquid in 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. Use appropriate personal protective equipment (PPE) including gloves and goggles.
- 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
- Provision to contain effluent from fire extinguishing. Separated from strong oxidants, strong acids and food and feedstuffs. Well closed. Ventilation along the floor. Keep in the dark. Store in an area without drain or sewer access.
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 if exposure limits are exceeded.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless to pale yellow
- Odour
- Aromatic aniline-like odor
- Odour threshold
- Not established
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not established
- Melting point
- -14.41 °C
- Freezing point
- Not established
- Boiling point
- 200.3 °C
- Flash point
- 185 °F (85 °C) (Closed cup)
- Auto-ignition temperature
- 900 °F (482 °C)
- Decomposition temperature
- Not established
- Flammability (solid, gas)
- Not applicable
- Vapour pressure
- 2.60X10-1 mm Hg at 25 °C
- Relative vapour density at 20°C
- 3.69 (Air = 1)
- Density
- 0.9984 g/cu cm at 20 °C
- Solubility
- Soluble in alcohol and ether
- Log Pow
- 1.32
- Viscosity, kinematic
- Not established
- Viscosity, dynamic
- Not established
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not established
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 and on burning. This produces toxic fumes including nitrogen oxides. Reacts with strong oxidants and strong acids.
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
- When heated to decomposition, it emits toxic fumes of hydrochloric acid and nitrogen oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 940 mg/kg; LD50 Rat oral 670 mg/kg; LD50 Rat Wistar oral 0.75 mLkg bw (750 mgkg bw)
- Skin corrosion/irritation
- Not classified (based on available data)
- Serious eye damage/irritation
- H319: Causes serious eye irritation
- Respiratory or skin sensitisation
- Not classified (based on available data)
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- H350: May cause 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)
- 1708
- UN-No. (IMDG)
- 1708
- UN-No. (IATA)
- 1708
- UN-No. (ADN)
- 1708
- UN-No. (RID)
- 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 in analytical chemistry for the synthesis of various organic compounds, including dyes, pigments, and pharmaceuticals. It serves as an intermediate in the production of toluene diisocyanate, which is used in the manufacture of flexible and rigid polyurethane foams. Additionally, it is utilized in the rubber industry as a curing agent and in the production of antioxidants. Its applications extend to the field of histology as a reagent for staining tissues.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1534A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 107.16 g/mol
| Test | Standard | Observed |
|---|---|---|
| Purity | 99.5% min | 99.7% |
| Density | 1.008 g/mL | 1.008 g/mL |
| Boiling Point | 110-112°C | 111°C |
| Melting Point | -39°C | -39°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 AR grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| AR | 99.5% | m.p. -14.41 °C; b.p. 200.3 °C | <0.5% | <0.1% | None detected | Soluble in alcohol and ether |
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