tert-Butyl perbenzoate
- CAS Number
- 614-45-9
- HSN Code
- 29181190
- Molecular Formula
- C11H14O3
- Catalogue Number
- AL0996
- Purity
- ≥ 98%
- Molecular Weight
- 194.23 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Tert-butyl peroxybenzoate, [<= 50% with inert inorganic solid] is a clear, colorless to slightly yellow liquid with a mild, aromatic odor. Also stored and transported as a mixture with inert solids and as a solvent slurry, to mitigate the explosion hazard.
Also known as tert-Butyl perbenzoate.
- Catalogue No.
- AL0996
- CAS Number
- 614-45-9
- Molecular Formula
- C11H14O3
- Molecular Weight
- 194.23 g/mol
- HSN Code
- 29181190
- Grade
- 98%
- Product Form
- Substance
Melting point: 8 °C; Boiling point: 112 °C (decomposes); Flash point: 93.4 °C (200.1 °F) - closed cup; Density: 1.021 g/cu cm at 25 °C; Solubility: Insoluble in water.
- Appearance
- Colorless liquid
- Shelf Life
- 12 months
- Packaging
- Available in: 250 ml glass bottle, 500 ml glass bottle
- Storage
- Store in original container. Keep container tightly closed in a dry and well-ventilated place.
1.1 — Product identifier
- Chemical Name
- tert-Butyl perbenzoate
- Catalogue No.
- AL0996
- Product form
- Substance
- CAS Number
- 614-45-9
- EC Number
- 210-382-2
- Grade
- 98%
- EC Index Number
- 617-005-00-2
- Chemical Formula
- C11H14O3
- HSN Code
- 29181190
- Synonyms
- tert-Butyl perbenzoate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as a radical initiator and curing agent in 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
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Org. Perox. D; Skin Irrit. 2; Skin Sens. 1; Acute Tox. 4; Aquatic Acute 1; Aquatic Chronic 3
- Classification source
- ECHA C&L Inventory via PubChem CID 11966 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Flammable, Irritant, Environmental Hazard
- Signal word
- Danger
- Hazard statements
- H242: Heating may cause a fire; H315: Causes skin irritation; H317: May cause an allergic skin reaction; H332: Harmful if inhaled; H400: Very toxic to aquatic life; H412: Harmful to aquatic life with long lasting effects
- Precautionary statements
- P210, P234, P235, P240, P261, P264, P271, P272, P273, P280, P302+P352, P304+P340, P317, P321, P332+P317, P333+P317, P362+P364, P370+P378, P391, P403, P410, P411, P420, P501
2.3 — Other hazards
- Other hazards
- May cause skin and eye irritation; harmful if swallowed or inhaled.
3.1 — Substance
- Name
- tert-Butyl perbenzoate
- CAS No.
- 614-45-9
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
- IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water.
- First-aid measures after eye contact
- First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of eyes, skin, and respiratory tract; headache; dizziness.
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
- Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Organic peroxides are flammable and may explode under heat or shock.
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 eliminate all ignition sources. 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
- Avoid contact with skin and eyes. Use personal protective equipment as required.
- 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 original container. Keep container tightly closed in a dry and well-ventilated 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 to pale yellow
- Odour
- Mild aromatic odor
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- 8 °C
- Freezing point
- Not applicable
- Boiling point
- 112 °C (decomposes)
- Flash point
- 93.4 °C (200.1 °F) - closed cup
- Auto-ignition temperature
- Not specified
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not applicable
- Vapour pressure
- VP: 0.33 mm Hg at 50 °C
- Relative vapour density at 20°C
- Not specified
- Density
- 1.021 g/cu cm at 25 °C
- Solubility
- Insoluble in water
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive under normal conditions
- Oxidising properties
- Not an oxidizer
- Explosive limits
- Not specified
10.1 — Reactivity
- Reactivity
- Stable under normal conditions, but may decompose upon heating or in the presence of strong reducing 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 reducing agents, acids, bases, and heat sources.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Hazardous decomposition products formed under fire conditions - Carbon oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 3639-4838 mg/kg; LD50 Rat oral 1012 mg/kg; LD50 Mouse oral 914 mg/kg
- Skin corrosion/irritation
- H315: Causes skin irritation
- Serious eye damage/irritation
- Not classified (based on available data)
- Respiratory or skin sensitisation
- H317: May cause an allergic skin reaction
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- Not classified (based on available data)
- 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)
- 3103
- UN-No. (IMDG)
- 3103
- UN-No. (IATA)
- 3103
- UN-No. (ADN)
- 3103
- UN-No. (RID)
- 3103
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Organic Peroxide, Type B, Liquid
- Proper Shipping Name (IMDG)
- Organic Peroxide, Type B, Liquid
- Proper Shipping Name (IATA)
- Organic Peroxide, Type B, Liquid
- Proper Shipping Name (ADN)
- Organic Peroxide, Type B, Liquid
- Proper Shipping Name (RID)
- Organic Peroxide, Type B, Liquid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 5.2
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
Commonly used as a radical initiator in the production of polyester resins and in polymer crosslinking processes.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL02016
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 194.23 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay Purity | ≥ 98% | 98.5% |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | None detected | None detected |
| Solubility | Soluble in organic solvents | Soluble in toluene and acetone |
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% | m.p. 8 °C; b.p. 112 °C (decomposes) | ≤ 0.5% | ≤ 0.1% | None detected | Insoluble in water |
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