Tetrabutylammonium hydroxide
- CAS Number
- 2052-49-5
- HSN Code
- 38229090
- Molecular Formula
- C16H37NO
- Catalogue Number
- AL1497J
- Purity
- 0.1N
- Molecular Weight
- 259.47 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Tetrabutylammonium hydroxide 0.1N in isopropanol is a standardized solution primarily utilized in non-aqueous acid-base titrations. This compound is a quaternary ammonium hydroxide, notable for its ability to act as a strong base in non-aqueous environments. The solution is prepared in isopropanol, which enhances its solubility and stability, making it suitable for various analytical applications. Its precise concentration of 0.1N allows for accurate titration results, essential in both research and industrial settings.
Also known as TBAH, Tetrabutylammonium hydroxide solution.
- Catalogue No.
- AL1497J
- CAS Number
- 2052-49-5
- Molecular Formula
- C16H37NO
- Molecular Weight
- 259.47 g/mol
- HSN Code
- 38229090
- Grade
- 0.1N in isopropanol
- Product Form
- Mixture
Tetrabutylammonium hydroxide 0.1N in isopropanol appears as a clear, colorless liquid. It has a density of approximately 0.762 g/mL at 20°C. The solution is flammable due to the presence of isopropanol, with a flash point of around 11.7°C. It is soluble in water and organic solvents, which is advantageous for its use in titrations. The boiling point of isopropanol is 82.6°C, and the solution should be stored in a cool, well-ventilated area away from sources of ignition.
- Appearance
- Clear, colorless liquid
- Shelf Life
- 12 months when stored properly
- Packaging
- Available in 500 mL glass bottles
- Storage
- Store in a cool, dry place, away from heat and direct sunlight.
1.1 — Product identifier
- Chemical Name
- Tetrabutylammonium hydroxide
- Catalogue No.
- AL1497J
- Product form
- Mixture
- CAS Number
- 2052-49-5
- EC Number
- 218-164-2
- Grade
- 0.1N in isopropanol
- EC Index Number
- 603-052-00-8
- Chemical Formula
- C16H37NO
- HSN Code
- 38229090
- Synonyms
- TBAH, Tetrabutylammonium hydroxide solution
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a strong base in non-aqueous titrations and 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
2.3 — Other hazards
- Other hazards
- Corrosive to metals; may cause skin and eye irritation.
3.1 — Substance
- Name
- Tetrabutylammonium hydroxide
- CAS No.
- 2052-49-5
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with plenty of soap and water. If irritation develops, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing and seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do NOT induce vomiting. Seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of the respiratory tract, skin, and eyes; potential burns on contact.
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
- Flammable liquid; vapors may form explosive mixtures with air.
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. Contain spill and absorb with inert material.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect and 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 in a fume hood. Wear appropriate personal protective equipment (PPE).
- 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 place.
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
- Characteristic odor of isopropanol
- Odour threshold
- Not determined
- pH value
- Alkaline
- Relative evaporation rate (butylacetate=1)
- Not determined
- Melting point
- Not applicable
- Freezing point
- Not applicable
- Boiling point
- 82.6°C (isopropanol)
- Flash point
- 11.7°C
- Auto-ignition temperature
- Not determined
- Decomposition temperature
- Not determined
- Flammability (solid, gas)
- Flammable liquid
- Vapour pressure
- Not determined
- Relative vapour density at 20°C
- Not determined
- Density
- 0.762 g/mL
- Solubility
- Soluble in water and organic solvents
- Log Pow
- Not determined
- Viscosity, kinematic
- Not determined
- Viscosity, dynamic
- Not determined
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not determined
10.1 — Reactivity
- Reactivity
- Stable under normal conditions; reacts with acids to form salts.
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 acids, strong oxidizers, and moisture.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- May be harmful if swallowed or inhaled; causes skin and eye irritation.
- Skin corrosion/irritation
- Causes skin irritation.
- Serious eye damage/irritation
- Causes serious eye irritation.
- Respiratory or skin sensitisation
- Not a skin sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause respiratory irritation.
- 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 3267
- UN-No. (IMDG)
- UN 3267
- UN-No. (IATA)
- UN 3267
- UN-No. (ADN)
- UN 3267
- UN-No. (RID)
- UN 3267
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Corrosive liquid, basic, organic, n.o.s. (Tetrabutylammonium hydroxide in isopropanol)
- Proper Shipping Name (IMDG)
- Corrosive liquid, basic, organic, n.o.s. (Tetrabutylammonium hydroxide in isopropanol)
- Proper Shipping Name (IATA)
- Corrosive liquid, basic, organic, n.o.s. (Tetrabutylammonium hydroxide in isopropanol)
- Proper Shipping Name (ADN)
- Corrosive liquid, basic, organic, n.o.s. (Tetrabutylammonium hydroxide in isopropanol)
- Proper Shipping Name (RID)
- Corrosive liquid, basic, organic, n.o.s. (Tetrabutylammonium hydroxide in isopropanol)
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 8
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
This solution is primarily used as a standardized base titrant in non-aqueous acid-base titration research, particularly in the analysis of weak acids and bases. It is widely utilized in the pharmaceutical industry for the determination of active pharmaceutical ingredients (APIs) and in the chemical industry for quality control processes. Additionally, it serves as a reagent in organic synthesis and analytical chemistry, where precise pH control is required. Its application extends to educational laboratories for teaching purposes in chemistry courses.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1497J
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 259.47 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 0.1N | 0.1N |
| Density | 0.762 g/mL | 0.762 g/mL |
| Moisture content | <1% | 0.5% |
| Residue on ignition | <0.1% | 0.05% |
| Related substances | None detected | None detected |
The above product is expected to comply with 0.1N in isopropanol grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 0.1N in isopropanol | 0.1N | Not applicable | <1% | <0.1% | None detected | Completely soluble in water and organic solvents |
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