Triphenyl Phosphite
- CAS Number
- 101-02-0
- HSN Code
- 29202990
- Molecular Formula
- C18H15O3P
- Catalogue Number
- AL4686
- Purity
- ≥ 97%
- Molecular Weight
- 310.28 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Triphenyl phosphite is a clear, pale yellow liquid with a clean, pleasant odor.
Also known as Phosphorous acid triphenyl ester.
- Catalogue No.
- AL4686
- CAS Number
- 101-02-0
- Molecular Formula
- C18H15O3P
- Molecular Weight
- 310.28 g/mol
- HSN Code
- 29202990
- Grade
- 97%
- Product Form
- Substance
Melting point: 25 °C; Boiling point: 360 °C; Flash point: 218 °C o.c; Density: 1.1842 @ 20 °C; Solubility: Insoluble in water. Very soluble in ethanol, organic solvents.
- Appearance
- Water-white to pale yellow solid or oily liquid
- Shelf Life
- 2 years
- Packaging
- Available in: 500 ml glass bottle, 1 Lt glass bottle
- Storage
- Separated from strong oxidants. Well closed.
1.1 — Product identifier
- Chemical Name
- Triphenyl Phosphite
- Catalogue No.
- AL4686
- Product form
- Substance
- CAS Number
- 101-02-0
- EC Number
- 202-908-4
- Grade
- 97%
- EC Index Number
- phosphorous acid triphenyl ester
- Chemical Formula
- C18H15O3P
- HSN Code
- 29202990
- Synonyms
- Phosphorous acid triphenyl ester
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Reagent 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
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Skin Irrit. 2; Eye Irrit. 2; Aquatic Acute 1; Aquatic Chronic 1
- Classification source
- ECHA C&L Inventory via PubChem CID 7540 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Irritant, Environmental Hazard
- Signal word
- Warning
- Hazard statements
- H315: Causes skin irritation; H319: Causes serious eye irritation; H400: Very toxic to aquatic life; H410: Very toxic to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- None identified
3.1 — Substance
- Name
- Triphenyl Phosphite
- CAS No.
- 101-02-0
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
- Mild irritation to skin, eyes, 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
- May emit toxic fumes under fire conditions.
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 absorb with inert material. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. Personal protection: particulate filter respirator adapted to the airborne concentration of the substance.
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
- Separated from strong oxidants. Well closed.
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
- Pleasant odor
- Odour threshold
- Not determined
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not determined
- Melting point
- 25 °C
- Freezing point
- Not applicable
- Boiling point
- 360 °C
- Flash point
- 218 °C o.c.
- Auto-ignition temperature
- Not determined
- Decomposition temperature
- Not determined
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- <0.1 mmHg at 20°C
- Relative vapour density at 20°C
- >1 (air = 1)
- Density
- 1.1842 @ 20 °C
- Solubility
- Insoluble in water. Very soluble in ethanol, 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 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
- Decomposes on burning. This produces toxic fumes including phosphorus oxides. Reacts with strong oxidants.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizing agents, strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomp emits toxic fumes of phosphorus oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 1600 mg/kg; LD50 MICE ORAL 1330 MG/KG; LD50 Mouse ip 1167 mg/kg
- Skin corrosion/irritation
- H315: Causes skin irritation
- 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
- 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)
- 3077
- UN-No. (IMDG)
- 3077
- UN-No. (IATA)
- 3077
- UN-No. (ADN)
- 3077
- UN-No. (RID)
- 3077
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Environmentally hazardous substance, solid
- Proper Shipping Name (IMDG)
- Environmentally hazardous substance, solid
- Proper Shipping Name (IATA)
- Environmentally hazardous substance, solid
- Proper Shipping Name (ADN)
- Environmentally hazardous substance, solid
- Proper Shipping Name (RID)
- Environmentally hazardous substance, solid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 9
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
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
Triphenyl phosphite is widely used in organic synthesis, particularly in the preparation of phosphite esters and in Arbuzov-type reactions, which are important in the synthesis of organophosphorus compounds. It serves as a stabilizing agent in the production of flame retardants and plasticizers. Additionally, it is utilized in the synthesis of various pharmaceuticals and agrochemicals, making it a valuable reagent in both the chemical and agricultural industries.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL2584A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 310.28 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 97% | 98.5% |
| 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 97% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 97% | ≥ 97% | m.p. 25 °C; b.p. 360 °C | ≤ 0.5% | ≤ 0.1% | None detected | Insoluble in water. Very soluble in ethanol, organic solvents. |
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