Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
4-Iodotoluene (CAS 624-31-7), also known as p-Iodotoluene or 1-iodo-4-methylbenzene, is an aromatic iodine compound. It appears as white to light yellow crystalline solid with a faint aromatic odor. Featuring high chemical reactivity, good stability and wide solubility in organic solvents, it is widely used in pharmaceutical intermediates, organic synthesis, chemical research and material chemistry fields. Produced via professional iodination, purification and drying processes, this product has high purity, low impurities and stable batch quality. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: ≥99.0% (GC), low moisture and residual impurities, meets pharmaceutical and research grade requirements。
- Good Solubility: Insoluble in water, freely soluble in ethanol, ether, benzene and other organic solvents。
- Stable Performance: Chemically stable under normal temperature and sealed conditions; avoid strong light and high temperature。
- High Reactivity: Aromatic iodine structure enables various coupling reactions (Suzuki, Heck, etc.)。
- Strict Quality Control: Each batch is fully tested; standard COA and MSDS are available upon request.
Physical & Chemical Properties
Physical Properties
- Appearance: White to light yellow crystalline solid
- Odor: Faint aromatic odor
- Molecular Formula: C7H7I
- Molecular Weight: 218.03
- Melting Point: 33 – 36 °C
- Boiling Point: 211.5 °C (760 mmHg)
- Density: 1.678 g/cm3 (20 °C)
- Flash Point: 90 °C
- Refractive Index: 1.605 (20 °C)
- Solubility: Insoluble in water; soluble in ethanol, ether, benzene, carbon disulfide
- Vapor Pressure: 0.3 mmHg (25 °C)
Chemical Properties
- Chemical Stability: Stable at room temperature in closed containers; decomposes under strong light or high temperature。
- Acid-Base Character: Neutral, no reaction with acids or bases under normal conditions.
- Chemical Reactivity: Undergoes cross-coupling reactions (Suzuki-Miyaura, Heck, Sonogashira); susceptible to oxidation at high temperature。
- Incompatibility: Keep away from strong oxidants, strong reducing agents and light sources。
Applications
- Pharmaceutical Industry: Key intermediate for synthesizing anti-inflammatory, analgesic and antitumor drugs。
- Organic Synthesis: Building block for preparing aromatic derivatives, dyes, pigments and liquid crystal materials。
- Chemical Research: Common reagent for cross-coupling reactions in laboratory research。
- Material Chemistry: Intermediate for organic semiconductor materials and polymer additives。
- Fine Chemicals: Raw material for producing iodine-containing surfactants and catalysts.
Usage Restriction: For industrial synthesis and scientific research use only. Strictly forbidden for illegal processing and improper application.
Storage & Transportation Instructions
Storage Conditions
Store in a cool, dry, well-ventilated warehouse. Keep containers tightly sealed and protected from light. Store separately from strong oxidants and reducing agents. Keep away from heat sources and direct sunlight. Recommended storage temperature: 2 – 8 °C (refrigerated). Reseal containers immediately after opening。
Transportation Requirements
This product is classified as non-hazardous goods. Adopt light-proof and moisture-proof sealed packaging. Avoid violent collision, extrusion, strong light exposure and rain soaking during transit. Do not transport together with oxidants, toxic substances, food and feed.
Operation Notes
Wear dust mask, chemical-resistant gloves and safety goggles. Operate in a well-ventilated fume hood. Avoid inhalation of dust and direct contact with skin and eyes. In case of contact, rinse with plenty of clean water for 15 minutes. Do not eat, drink or smoke in the working area.
Regulatory Information
EINECS Number: 210-841-7
HS Code: 2903699090
Complies with international organic chemical and pharmaceutical intermediate standards. Export products follow IATA and IMDG provisions. All transactions are limited to qualified chemical factories, pharmaceutical enterprises and research institutions.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | 4-Iodotoluene |
| CAS NO. | 624-31-7 |
| IUPAC Name | 1-iodo-4-methylbenzene |
| Synonyms | p-Iodotoluene; 4-Iodotoluene; p-Methyliodobenzene |
| Molecular Formula | C7H7I |
| Molecular Weight | 218.03 |
| EINECS Number | 210-841-7 |
| UN Number | Non-hazardous goods |
| Hazard Class | Irritant (GHS: H317, H319) |
| Appearance | White to light yellow crystalline solid |
| Purity | ≥99.0% (GC) |
| Water Content | ≤0.2% |
| Melting Point | 33 – 36 °C |
| Boiling Point | 211.5 °C (760 mmHg) |
| Density | 1.678 g/cm3 (20 °C) |
| Flash Point | 90 °C |
| Solubility | Insoluble in water; soluble in ethanol, ether, benzene |
| HS Code | 2903699090 |
| Storage Temperature | 2 – 8 °C, sealed, light-proof, dry environment |
| Packing Specification | 25g/glass bottle, 100g/glass bottle, 1kg/aluminum foil bag |
| Grade Standard | Pharma Grade / Research Grade / Industrial Grade |
| Application Scope | Pharmaceutical intermediate, organic synthesis, chemical research, material chemistry |
| Validity Period | 12 Months under specified storage conditions |
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