Tetra Butyl Ammonium Hydroxide 40% solution in Methanol
- CAS Number
- 2052-49-5
- HSN Code
- 38229090
- Molecular Formula
- C16H37NO
- Catalogue Number
- AL1497I
- Purity
- 40%
- Molecular Weight
- 259.48 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Tetra Butyl Ammonium Hydroxide 40% solution in Methanol is a highly concentrated methanol-based solution of tetrabutylammonium hydroxide, a quaternary ammonium compound. This product is notable for its strong basicity and is widely used in various demanding synthesis applications, particularly in organic chemistry. The solution is designed for use in environments where a powerful base is required to facilitate chemical reactions. Its high purity and concentration make it suitable for advanced research and industrial applications.
Also known as TBAH, Tetrabutylammonium hydroxide.
- Catalogue No.
- AL1497I
- CAS Number
- 2052-49-5
- Molecular Formula
- C16H37NO
- Molecular Weight
- 259.48 g/mol
- HSN Code
- 38229090
- Grade
- 40% solution in methanol
- Product Form
- Mixture
The product appears as a clear, colorless to pale yellow liquid with a density of 0.830 g/mL. It has a boiling point of approximately 64 °C (147 °F) and a flash point of 11 °C (52 °F), indicating its flammable nature. The solution is highly soluble in water and exhibits a strong alkaline pH, typically around 13-14. The vapour pressure is approximately 0.5 mmHg at 20 °C, and it has a viscosity of about 0.5 mPa·s at 20 °C.
- Appearance
- Clear, colorless to pale yellow liquid
- Shelf Life
- 12 months
- Packaging
- Available in 500 mL and 1 L glass bottles
- Storage
- Store in a cool, dry place away from heat sources and incompatible materials.
1.1 — Product identifier
- Chemical Name
- Tetra Butyl Ammonium Hydroxide 40% solution in Methanol
- Catalogue No.
- AL1497I
- Product form
- Mixture
- CAS Number
- 2052-49-5
- EC Number
- 218-164-2
- Grade
- 40% solution in methanol
- EC Index Number
- Not specified
- Chemical Formula
- C16H37NO
- HSN Code
- 38229090
- Synonyms
- TBAH, Tetrabutylammonium hydroxide
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Strong base catalyst 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
2.3 — Other hazards
- Other hazards
- Corrosive to metals, may cause severe skin burns and eye damage.
3.1 — Substance
- Name
- Tetra Butyl Ammonium Hydroxide 40% solution in Methanol
- 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
- Remove contaminated clothing and rinse skin with plenty of water for at least 15 minutes. 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 and seek medical attention.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Burning sensation, respiratory distress, skin irritation, eye damage.
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; 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 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 personal protective equipment (PPE) including gloves, goggles, and lab coat. Avoid contact with skin and eyes.
- 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 appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Clear, colorless to pale yellow
- Odour
- Characteristic, methanol-like
- Odour threshold
- Not specified
- pH value
- 13-14
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- Not applicable
- Freezing point
- Not applicable
- Boiling point
- 64 °C (147 °F)
- Flash point
- 11 °C (52 °F)
- Auto-ignition temperature
- Not specified
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not applicable
- Vapour pressure
- 0.5 mmHg at 20 °C
- Relative vapour density at 20°C
- Not specified
- Density
- 0.830 g/mL
- Solubility
- Soluble in water and organic solvents
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- 0.5 mPa·s at 20 °C
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not specified
10.1 — Reactivity
- Reactivity
- Reacts violently with strong acids and 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 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 inhaled or ingested; causes severe skin burns and eye damage.
- Skin corrosion/irritation
- Causes severe skin burns.
- Serious eye damage/irritation
- Causes serious eye damage.
- 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.
- Proper Shipping Name (IMDG)
- Corrosive liquid, basic, organic, n.o.s.
- Proper Shipping Name (IATA)
- Corrosive liquid, basic, organic, n.o.s.
- Proper Shipping Name (ADN)
- Corrosive liquid, basic, organic, n.o.s.
- Proper Shipping Name (RID)
- Corrosive liquid, basic, organic, n.o.s.
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
Tetra Butyl Ammonium Hydroxide 40% solution in Methanol is primarily used as a strong base catalyst in organic synthesis, particularly in reactions such as nucleophilic substitutions and deprotonation processes. It is also utilized in the preparation of various organic compounds, including surfactants and polymers. The compound finds applications in the pharmaceutical industry for drug synthesis and in the production of fine chemicals. Additionally, it is used in research laboratories for various chemical transformations and analytical procedures.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1497I
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 259.48 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 40% | 40.2% |
| Density | 0.830 g/mL | 0.828 g/mL |
| pH | 13-14 | 13.5 |
| Boiling Point | 64 °C | 63.5 °C |
| Flash Point | 11 °C | 10 °C |
The above product is expected to comply with 40% solution in methanol grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 40% solution in methanol | 40% | Not applicable | Not specified | Not specified | Not specified | Soluble in water |
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