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Send EmailGallium Chloride Anhydrous, Gallium Trichloride, Gallium Chloride, 13450-90-3
GALLIUM CHLORIDE ANHYDROUS (GACL₃)
GALLIUM CHLORIDE ANHYDROUS / GALLIUM TRICHLORIDE / GALLIUM(III) CHLORIDE
1. PRODUCT IDENTIFICATION AND CHEMICAL IDENTITY
| Parameter | Information |
|---|---|
| Product Name | Gallium Chloride Anhydrous |
| Chemical Name | Gallium(III) Chloride, Gallium Trichloride |
| Other Names | GaCl₃ |
| CAS Number | 13450-90-3 |
| EC Number (EINECS) | 236-525-7 |
| Chemical Formula | GaCl₃ |
| Molecular Weight | 176.08 g/mol |
| Appearance | White crystalline solid |
| Odor | Sharp, irritating |
| Physical State (20°C) | Solid (crystalline) |
2. CHEMICAL STRUCTURE
2.1. Molecular Structure
Gallium chloride is an inorganic compound of gallium and chlorine. Gallium ions (Ga³⁺) and chloride ions (Cl⁻) are present in a 1:3 ratio. It has a molecular structure and appears as a white crystalline solid at room temperature. It has a low melting point (~78°C) and readily sublimes. It hydrolyzes in water to form gallium oxide (Ga₂O₃) and hydrogen chloride (HCl). It is soluble in organic solvents such as benzene and toluene. It is unstable in humid environments.
Structural Features:
GALLIUM CHLORIDE ANHYDROUS [GaCl₃]
|
Ga³⁺ - Cl⁻ Covalent/Ionic Bonds
|
+----------------+----------------+
| | |
Molecular Hydrolyzes Soluble in
Crystalline in Moisture Organic
Structure (HCl, Ga₂O₃) Solvents
2.2. Structural Properties
| Parameter | Value |
|---|---|
| Crystal Structure | Monoclinic |
| Chemical Formula | GaCl₃ |
| Molecular Weight | 176.08 g/mol |
| Density | ~2.47 g/cm³ (25°C) |
| Appearance | White crystalline solid |
| Melting Point | ~78 °C |
| Boiling Point | ~201 °C (sublimes) |
| Vapor Pressure | Moderate |
3. PHYSICAL AND CHEMICAL PROPERTIES
| Property | Value | Description |
|---|---|---|
| Appearance | White crystalline solid | - |
| Odor | Sharp, irritating | - |
| Chemical Formula | GaCl₃ | - |
| Molecular Weight | 176.08 g/mol | - |
| Density | ~2.47 g/cm³ | - |
| Melting Point | ~78 °C | - |
| Boiling Point | ~201 °C | Sublimes |
| Solubility in Water (25°C) | Hydrolyzes | Forms Ga₂O₃ + HCl |
| Solubility in Organic Solvents | Soluble | Benzene, toluene |
| Vapor Pressure | Moderate | - |
| Stability | Moisture sensitive | Decomposes to Ga₂O₃ and HCl |
| Hygroscopicity | High | Rapidly absorbs moisture |
4. PURITY GRADES
| Parameter | Technical Grade | High Purity Grade | Analytical Grade |
|---|---|---|---|
| Purity (GaCl₃) | ≥ 97.0% | ≥ 99.0% | ≥ 99.9% |
| Gallium (Ga) Content | ≥ 39.0% | ≥ 39.5% | ≥ 39.8% |
| Chloride (Cl⁻) Content | ≥ 60.5% | ≥ 61.0% | ≥ 61.3% |
| Iron (Fe) | ≤ 100 ppm | ≤ 50 ppm | ≤ 20 ppm |
| Lead (Pb) | ≤ 50 ppm | ≤ 20 ppm | ≤ 10 ppm |
| Zinc (Zn) | ≤ 100 ppm | ≤ 50 ppm | ≤ 20 ppm |
| Calcium (Ca) | ≤ 100 ppm | ≤ 50 ppm | ≤ 20 ppm |
| Sodium (Na) | ≤ 100 ppm | ≤ 50 ppm | ≤ 20 ppm |
| Sulfate (SO₄²⁻) | ≤ 0.5% | ≤ 0.2% | ≤ 0.1% |
| Moisture / Loss on Drying | ≤ 0.5% | ≤ 0.2% | ≤ 0.1% |
| Particle Size | Variable | Variable | Variable |
5. STABILITY AND REACTIVITY
| Parameter | Information |
|---|---|
| Chemical Stability | Unstable in humid environments; stable under dry conditions. |
| Conditions to Avoid | High humidity, water, high temperatures, exposure to open atmosphere. |
| Incompatible Materials | Water, strong oxidizing agents, strong bases, alkali metals. |
| Hazardous Decomposition Products | Upon hydrolysis: hydrogen chloride (HCl) and gallium oxide (Ga₂O₃). |
| Hazardous Polymerization | Will not occur. |
| Hygroscopicity | High; rapidly absorbs moisture and hydrolyzes when exposed to air. |
5.1. Chemical Reactions
Hydrolysis (with Water):
2GaCl₃ + 3H₂O → Ga₂O₃↓ + 6HCl↑
Sublimation:
GaCl₃(s) → GaCl₃(g) (~201°C)
Reaction with Bases:
GaCl₃ + 3NaOH → Ga(OH)₃↓ + 3NaCl
GaCl₃ + 4NaOH → Na[Ga(OH)₄] + 3NaCl (excess base)
Reaction with Organometallic Compounds:
GaCl₃ + 3RMgX → GaR₃ + 3MgXCl
6. APPLICATION AREAS
6.1. Catalyst Applications
| Application | Function | Details |
|---|---|---|
| Friedel-Crafts Reactions | Lewis acid catalyst | Alkylation and acylation of aromatic compounds in organic synthesis |
| Organic Synthesis Catalyst | Catalytic activity | Various organic transformations |
| Polymerization Catalyst | Polymerization initiator | Some polymerization reactions |
6.2. Semiconductor and Electronic Materials
| Application | Function | Details |
|---|---|---|
| Gallium-Based Semiconductors | Precursor | GaAs, GaN, GaP production |
| Optical Materials | Additive | Gallium-based optical materials |
| Electronic Components | Starting material | High purity gallium compounds |
6.3. Chemical Synthesis and Intermediate
| Application | Function | Details |
|---|---|---|
| Intermediate in Gallium Chemistry | Starting material | Synthesis of gallium-containing compounds |
| Organogallium Compounds | Precursor | Gallium organometallic compounds |
| High Purity Gallium Compounds | Synthesis precursor | Special chemical applications |
6.4. Sectoral Suitability Table
| Sector | Suitability | Explanation |
|---|---|---|
| Electronics | Suitable | Semiconductor materials, GaAs, GaN |
| Catalyst | Suitable | Friedel-Crafts reactions, organic synthesis |
| Optical Materials | Suitable | Gallium-based optical materials |
| Chemical Synthesis | Suitable | Intermediate and precursor |
| Pharmaceutical | Not Suitable | Toxic, not suitable |
| Agriculture | Not Suitable | Not suitable |
| Food | Not Suitable | Not suitable |
7. PRODUCTION PROCESS
| Stage | Process | Description |
|---|---|---|
| 1. Raw Material Preparation | Gallium metal (Ga) | High purity gallium metal |
| 2. Chlorination | Reaction with chlorine gas | 2Ga + 3Cl₂ → 2GaCl₃ |
| 3. Purification | Sublimation/distillation | Removal of impurities |
| 4. Crystallization | Controlled cooling | Obtaining pure crystalline form |
| 5. Drying | Controlled conditions | Removal of moisture |
| 6. Packaging | Moisture-proof packaging | Packaged under inert atmosphere due to hygroscopic nature |
7.1. Alternative Production Method
| Method | Description |
|---|---|
| Laboratory Production | Reaction of gallium oxide (Ga₂O₃) with hydrochloric acid |
7.2. Major Producing Countries
| Country | Description |
|---|---|
| China | Major producer |
| USA | Gallium production (Sigma-Aldrich, American Elements) |
| Germany | High purity production (Alfa Aesar) |
| Japan | High purity production |
8. ALTERNATIVE / SUBSTITUTE PRODUCTS
| Alternative | Description | When to Use |
|---|---|---|
| Gallium Oxide (Ga₂O₃) | Gallium source | When oxide form is required |
| Aluminum Chloride (AlCl₃) | Similar catalyst | Lower cost alternative |
| Indium Chloride (InCl₃) | Similar chemical properties | When In is required |
| Gallium Nitrate (Ga(NO₃)₃) | Gallium source | When different anion is required |
| Gallium Bromide (GaBr₃) | Gallium source | When different halogen is required |
9. SAFETY AND TOXICOLOGY
| Parameter | Value |
|---|---|
| Acute Oral Toxicity (LD50, Rat) | ~500 mg/kg (toxic) |
| Dermal Toxicity | Toxic |
| Skin Irritation | Corrosive / severe irritant |
| Eye Irritation | Severe irritant / corrosive |
| Inhalation | Toxic if inhaled; may cause respiratory tract irritation. |
| Carcinogenicity | Not classified as carcinogenic. |
| Mutagenicity | May be mutagenic. |
| Chronic Effects | Prolonged exposure may cause respiratory system, liver, and kidney damage. |
| Environmental Hazards | Toxic to aquatic life. |
9.1. GHS Classification
| Hazard Class | Category | H-Statement |
|---|---|---|
| Acute Toxicity (Oral) | Category 4 | H302: Harmful if swallowed. |
| Acute Toxicity (Inhalation) | Category 4 | H332: Harmful if inhaled. |
| Skin Corrosion | Category 1B | H314: Causes severe skin burns and eye damage. |
| Skin Sensitizer | Category 1 | H317: May cause allergic skin reaction. |
| Hazardous to the Aquatic Environment | Category 2 | H401: Toxic to aquatic life. |
Signal Word: DANGER
Hazard Pictograms: GHS05 (Corrosive), GHS07 (Exclamation Mark)
10. PRECAUTIONARY STATEMENTS (P-CODES)
| Code | Statement |
|---|---|
| P260 | Do not breathe dust. |
| P261 | Avoid breathing dust. |
| P264 | Wash thoroughly after handling. |
| P270 | Do not eat, drink or smoke when using this product. |
| P271 | Use only in well-ventilated areas. |
| P280 | Wear protective gloves/protective clothing/eye protection/face protection. |
| P301+P310 | IF SWALLOWED: Immediately call a POISON CENTER or doctor. |
| P303+P361+P353 | IF ON SKIN (or hair): Remove all contaminated clothing immediately. Rinse skin with water. |
| P304+P340 | IF INHALED: Remove person to fresh air and keep comfortable for breathing. |
| P305+P351+P338 | IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. |
| P310 | Immediately call a POISON CENTER or doctor. |
| P405 | Store locked up. |
| P501 | Dispose of contents/container in accordance with local regulations. |
11. FIRST AID MEASURES
| Exposure Route | Action to Take |
|---|---|
| Inhalation | Remove to fresh air. If symptoms persist, seek medical attention. |
| Skin Contact | Remove contaminated clothing. Wash with plenty of soap and water. If irritation persists, seek medical attention. |
| Eye Contact | Rinse thoroughly with plenty of water for at least 15 minutes. Remove contact lenses. If irritation persists, seek medical attention. |
| Ingestion | Rinse mouth. Do not induce vomiting. Drink plenty of water. If large amount is swallowed, seek medical attention. |
12. STORAGE AND SHELF LIFE
| Parameter | Condition |
|---|---|
| Storage Conditions | Store in a cool, dry, and well-ventilated area. Ensure a moisture-free environment. |
| Container Requirements | Airtight, moisture-proof containers. Glass bottle or under inert atmosphere. |
| Temperature | Room temperature (15-25°C). |
| Shelf Life | 12-24 months under appropriate conditions (due to hygroscopic nature). |
| Stability Note | Highly hygroscopic; rapidly hydrolyzes in humid environments. Must be stored in closed packaging under inert atmosphere. |
13. PACKAGING OPTIONS
| Packaging Type | Quantity | Material |
|---|---|---|
| Laboratory Packaging | 5 g, 10 g, 25 g, 50 g | Sealed glass bottle, ampoule, inert atmosphere |
| Laboratory Packaging | 100 g, 500 g | HDPE bottle, inert atmosphere |
| Industrial Packaging | 1 kg, 5 kg | PE-lined drum, moisture-proof |
| Industrial Packaging | 25 kg | HDPE drum, moisture-proof |
14. TRANSPORT INFORMATION
| Parameter | Information |
|---|---|
| UN Number | 3260 |
| Hazard Class | 8 (Corrosive substances) |
| Packing Group | II |
| ADR/RID | Regulated |
| IMDG | Regulated |
| IATA | Regulated |
| HS Code | 2827.39.00.00.00 (Other chlorides) |
15. REGULATORY STATUS
| Region / Authority | Status |
|---|---|
| European Union (REACH) | Registered |
| Turkey (KKDIK) | Compliance required |
| TSCA (USA) | Registered |
| CLP/GHS | Corrosive, Toxic |
| FDA/EFSA | Not approved as a food additive |
| ISO 9001:2015 | Production compliance |
16. OTHER NAMES AND SYNONYMS
| Name | Description |
|---|---|
| Gallium Trichloride | Chemical name |
| Gallium(III) Chloride | Chemical name |
| GaCl₃ | Chemical abbreviation |
| Gallium Chloride Anhydrous | English name |
| Gallium Trichloride | English name |
17. QUICK REFERENCE TABLE
| Property | Value |
|---|---|
| CAS Number | 13450-90-3 |
| EC Number | 236-525-7 |
| Chemical Formula | GaCl₃ |
| Molecular Weight | 176.08 g/mol |
| Appearance | White crystalline solid |
| Density | ~2.47 g/cm³ |
| Melting Point | ~78 °C |
| Boiling Point | ~201 °C (sublimes) |
| UN Number | 3260 |
| HS Code | 2827.39.00.00.00 |
| GHS Signal Word | DANGER |
18. CRITICAL WARNINGS AND BEST PRACTICES
CRITICAL WARNINGS:
Corrosive: Causes severe skin burns and eye damage (H314). Protective equipment is mandatory.
Hygroscopic and Moisture Sensitive: Rapidly absorbs moisture and hydrolyzes, releasing toxic hydrogen chloride (HCl) gas. Extreme care must be taken to avoid moisture during storage and handling.
Toxic: Harmful if swallowed or inhaled (H302, H332). Exposure must be minimized.
Skin Sensitizer: May cause allergic skin reactions (H317).
Low Melting Point: Melts at ~78°C; sublimes at high temperatures. Keep away from heat sources.
BEST PRACTICE RECOMMENDATIONS:
Storage:
Store in a cool, dry, and well-ventilated area.
Use moisture-proof, airtight containers.
Keep away from water and moisture.
Store at room temperature (15-25°C).
Store locked up.
Handling:
Use in well-ventilated areas with local exhaust ventilation or under a fume hood.
Use a respirator, protective goggles, chemically resistant gloves, and protective clothing.
Avoid dust formation and inhalation.
Avoid contact with water and moisture.
Wash hands thoroughly after handling.
Remove contaminated clothing and wash before reuse.
Waste Management:
Dispose of in accordance with local regulations at licensed disposal facilities.
Do not discharge into water sources.
For large quantities, gallium recovery should be considered (valuable metal).
LEGAL DISCLAIMER
This Technical Data Sheet (TDS) is for informational purposes only and has been prepared based on available technical data. The user is solely responsible for determining the suitability of the product for their specific applications and for complying with all local, national, and international regulations. For complete safety, storage, handling, transport, disposal, and regulatory compliance information, the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier must be consulted. This document does not substitute professional advice. Gallium chloride anhydrous is a corrosive, moisture-sensitive, and toxic substance; strict safety measures must be taken during handling, transport, and disposal.