4-Acetamido TEMPO
- CAS Number
- 14691-89-5
- HSN Code
- 29333990
- Molecular Formula
- C11H21N2O2
- Catalogue Number
- AL0015
- Purity
- ≥ 98%
- Molecular Weight
- 213.30 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
4-Acetamido TEMPO (CAS No. 14691-89-5) is a stable free radical compound widely used in organic synthesis and polymer chemistry. It is a derivative of the well-known TEMPO (2,2,6,6-tetramethylpiperidinyl-1-oxyl) radical, which is notable for its ability to act as a selective oxidant and a catalyst in various chemical reactions. This compound is characterized by its acetamido functional group, which enhances its solubility and reactivity in organic solvents. With a purity of 98%, it is suitable for high-precision applications in research and industrial settings.
Also known as N-(2,2,6,6-Tetramethylpiperidin-1-yl)acetamide.
- Catalogue No.
- AL0015
- CAS Number
- 14691-89-5
- Molecular Formula
- C11H21N2O2
- Molecular Weight
- 213.30 g/mol
- HSN Code
- 29333990
- Grade
- 98%
- Product Form
- Substance
4-Acetamido TEMPO is typically a white to off-white crystalline solid. It has a melting point of approximately 70-72 °C and is soluble in polar organic solvents such as methanol and ethanol, but less soluble in non-polar solvents. The compound has a density of about 1.06 g/cm³. Its stability as a free radical makes it an important reagent in various chemical transformations, particularly in the synthesis of polymers and in oxidation reactions.
- Appearance
- White to off-white crystalline solid
- Shelf Life
- 2 years
- Packaging
- 5 gm glass bottle, 25 gm glass bottle
- Storage
- Store at 2-8 °C to maintain stability and prevent degradation.
1.1 — Product identifier
- Chemical Name
- 4-Acetamido TEMPO
- Catalogue No.
- AL0015
- Product form
- Substance
- CAS Number
- 14691-89-5
- EC Number
- 423-840-3
- Grade
- 98%
- EC Index Number
- Not specified
- Chemical Formula
- C11H21N2O2
- HSN Code
- 29333990
- Synonyms
- N-(2,2,6,6-Tetramethylpiperidin-1-yl)acetamide
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a stable free radical in organic synthesis and polymer chemistry.
- 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
- May cause mild skin and eye irritation.
3.1 — Substance
- Name
- 4-Acetamido TEMPO
- CAS No.
- 14691-89-5
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 soap and water. If irritation occurs, 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. If irritation persists, seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of eyes, skin, and respiratory tract.
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 material. Use appropriate extinguishing media for surrounding 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
- Contain spill and collect using inert absorbent material. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Clean up spills immediately, using appropriate protective equipment.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Avoid contact with skin and eyes. Use in a well-ventilated area.
- 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 a cool, dry place away from incompatible materials.
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
- Solid
- Colour
- White to off-white
- Odour
- Slight amine-like
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 70-72 °C
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable under normal conditions
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.06 g/cm³
- Solubility
- Soluble in methanol and ethanol, insoluble in hexane
- Log Pow
- Not specified
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions, but 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.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 (oral, rat) > 2000 mg/kg.
- Skin corrosion/irritation
- Mild irritant.
- Serious eye damage/irritation
- Mild irritant.
- Respiratory or skin sensitisation
- Not sensitizing.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- 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)
- Not classified as hazardous for transport.
- UN-No. (IMDG)
- Not classified as hazardous for transport.
- UN-No. (IATA)
- Not classified as hazardous for transport.
- UN-No. (ADN)
- Not classified as hazardous for transport.
- UN-No. (RID)
- Not classified as hazardous for transport.
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Not applicable
- Proper Shipping Name (IMDG)
- Not applicable
- Proper Shipping Name (IATA)
- Not applicable
- Proper Shipping Name (ADN)
- Not applicable
- Proper Shipping Name (RID)
- Not applicable
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not applicable
14.4 — Packing group
- Packing group (ADR)
- Not applicable
- Packing group (IMDG)
- Not applicable
- Packing group (IATA)
- Not applicable
- Packing group (ADN)
- Not applicable
- Packing group (RID)
- Not applicable
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
4-Acetamido TEMPO is utilized in a variety of applications, including as a radical initiator in polymerization processes, a catalyst in oxidation reactions, and as a spin label in electron paramagnetic resonance (EPR) spectroscopy. It is also employed in the synthesis of functionalized polymers and in the development of advanced materials. Industries such as pharmaceuticals, materials science, and chemical manufacturing benefit from its unique properties, making it a valuable compound in both research and commercial applications.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- -
- Manufacturing Date
- -
- Expiry Date
- -
- Molecular Weight
- 213.30 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 98% | 98.5% |
| Melting Point | 70-72 °C | 71 °C |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | None detected | None detected |
| Solubility | Soluble in methanol and ethanol | Soluble in both solvents. |
The above product is expected to comply with 98% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98% | ≥ 98% | 70-72 °C | ≤ 0.5% | ≤ 0.1% | None detected | Soluble in methanol and ethanol |
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