Phosphorus tribromide
- CAS Number
- 7789-60-8
- HSN Code
- 28129000
- Molecular Formula
- PBr3
- Catalogue Number
- AL3551
- Purity
- ≥ 98%
- Molecular Weight
- 270.69 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Phosphorus tribromide appears as a colorless fuming liquid with a pungent odor. Corrosive to metals and tissue.
Also known as Phosphorus bromide.
- Catalogue No.
- AL3551
- CAS Number
- 7789-60-8
- Molecular Formula
- PBr3
- Molecular Weight
- 270.69 g/mol
- HSN Code
- 28129000
- Grade
- 98% For Synthesis
- Product Form
- Substance
Melting point: -41.5 °C; Boiling point: 173.2 °C; Density: 2.852 at 15 °C; Solubility: Reacts with water, ethanol; soluble in acetone, carbon disulfide.
- Appearance
- Fuming colorless liquid
- Shelf Life
- -
- Packaging
- Available in: 100 ml glass bottle, 500 ml glass bottle
- Storage
- Store in a cool, dry, well-ventilated location. Separate from acids, alkalies, organics, alkali metals.
1.1 — Product identifier
- Chemical Name
- Phosphorus tribromide
- Catalogue No.
- AL3551
- Product form
- Substance
- CAS Number
- 7789-60-8
- EC Number
- 232-178-2
- Grade
- 98% For Synthesis
- EC Index Number
- Not specified
- Chemical Formula
- PBr3
- HSN Code
- 28129000
- Synonyms
- Phosphorus bromide
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Brominating agent 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
- H314; H335
- Classification source
- CLP Annex VI via PubChem CID 24614
2.2 — Label elements
- Hazard pictograms
- Corrosive, Irritant
- Signal word
- Danger
- Hazard statements
- H314: Causes severe skin burns and eye damage; H335: May cause respiratory irritation
- Precautionary statements
- P260, P261, P264, P271, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P319, P321, P363, P403+P233, P405, P501
2.3 — Other hazards
- Other hazards
- Moisture-reactive, highly corrosive
3.1 — Substance
- Name
- Phosphorus tribromide
- CAS No.
- 7789-60-8
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Remove victim to clear air; if necessary, apply artificial respiration and/or administer oxygen.
- First-aid measures after skin contact
- Immediately flush with large amounts of water; remove contaminated clothing.
- First-aid measures after eye contact
- Immediately flush with large amounts of water for at least 15 min.
- First-aid measures after ingestion
- Dilute by drinking water, then neutralize with milk of magnesia, egg white, etc,; do not use sodium bicarbonate.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Corrosive effects on skin, eyes, and respiratory tract; may cause burns.
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
- Serious health hazard. May be harmful if inhaled Corrosive.
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. Wear appropriate protective equipment. Contain spill and absorb with inert material.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Neutralize with sodium bicarbonate or calcium carbonate. 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
- Handle in a fume hood with appropriate PPE including gloves and goggles. Avoid contact with moisture.
- 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, well-ventilated location. Separate from acids, alkalies, organics, alkali metals.
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 a NIOSH-approved respirator if exposure limits are exceeded.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Colorless to pale yellow
- Odour
- Penetrating odor
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- -41.5 °C
- Freezing point
- Not specified
- Boiling point
- 173.2 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- 10 mm Hg at 47.8 °C
- Relative vapour density at 20°C
- Not specified
- Density
- 2.852 at 15 °C
- Solubility
- Reacts with water, ethanol; soluble in acetone, carbon disulfide
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not specified
10.1 — Reactivity
- Reactivity
- Reacts violently with water and moisture, releasing hydrobromic acid.
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
- Water, alcohols, strong bases, and oxidizing agents.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- When heated to decomposition it emits toxic fumes of hydrogen bromide and phosphorous oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LC50 fathead minnows at 71 mgL (25 mgL NOEC) for 96 hr.
- Skin corrosion/irritation
- H314: Causes severe skin burns and eye damage
- Serious eye damage/irritation
- Not classified (based on available data)
- 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)
- H335: May cause respiratory irritation
- 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)
- 1808
- UN-No. (IMDG)
- 1808
- UN-No. (IATA)
- 1808
- UN-No. (ADN)
- 1808
- UN-No. (RID)
- 1808
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Phosphorus tribromide
- Proper Shipping Name (IMDG)
- Phosphorus tribromide
- Proper Shipping Name (IATA)
- Phosphorus tribromide
- Proper Shipping Name (ADN)
- Phosphorus tribromide
- Proper Shipping Name (RID)
- Phosphorus tribromide
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
Used as a brominating reagent for converting alcohols to alkyl bromides in organic synthesis. It is also utilized in the preparation of phosphorous acid derivatives.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1190B
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 270.69 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 98% | 99.5% |
| Density | 2.88 g/mL | 2.87 g/mL |
| Boiling Point | 172 °C | 171.5 °C |
| Moisture Content | ≤ 0.5% | 0.3% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 98% For Synthesis grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98% For Synthesis | ≥ 98% | m.p. -41.5 °C; b.p. 173.2 °C | ≤ 0.5% | Not applicable | None detected | Reacts with water, ethanol; soluble in acetone, carbon disulfide |
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