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
Trimethylsulfoxonium iodide (CAS 1774-47-6), also known as trimethyloxosulfonium iodide, is a common sulfur-containing organic salt. It appears as white to pale yellow crystalline solid and is slightly hygroscopic. As an important reagent for Corey-Chaykovsky reaction, it has excellent reaction activity and is widely used in pharmaceutical synthesis, organic synthesis and laboratory research fields. Produced via professional synthesis, recrystallization and drying processes, the product has high purity, low impurities and stable batch quality. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: ≥98.0%, meets analytical grade and research grade standards.
- Strong Reactivity: Classic reagent for preparing epoxides and cyclopropane derivatives.
- Good Solubility: Dissolves well in water, methanol and DMSO, suitable for various reaction systems.
- Strict Quality Control: Each batch is fully tested; standard COA and MSDS are available upon request.
Physical & Chemical Properties
Physical Properties
- Appearance: White to pale yellow crystalline solid
- Odor: Odorless
- Molecular Formula: C3H9IOS
- Molecular Weight: 220.07
- Melting Point: 208 – 212 °C (decomposition)
- Solubility: Soluble in water, methanol, DMSO; slightly soluble in ethanol
- Hygroscopicity: Hygroscopic
Chemical Properties
- Chemical Stability: Relatively stable at room temperature; decomposes when heated to high temperature.
- Chemical Reactivity: Undergoes Corey-Chaykovsky reaction with aldehydes, ketones to generate epoxides.
- Acid-Base Character: Aqueous solution is nearly neutral.
- Incompatibility: Keep away from strong oxidants, strong reducing agents and high temperature environment.
Applications
- Organic Synthesis: Key reagent for Corey-Chaykovsky reaction, used to synthesize epoxides and cyclopropane compounds.
- Pharmaceutical Industry: Important intermediate for the synthesis of antifungal drugs and other pharmaceutical active ingredients.
- Chemical Research: Used as methylating agent in methylation reaction of amines, phenols and carboxylic acids.
- Laboratory Experiment: Essential analytical reagent and synthetic raw material for organic chemistry research.
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, dark and well-ventilated warehouse. Keep containers tightly sealed to prevent moisture absorption. Store separately from strong oxidants and reducing agents. Recommended storage temperature: 2 – 8 °C. Reseal containers immediately after opening.
Transportation Requirements
This product is classified as non-hazardous goods. Adopt moisture-proof and sealed packaging. Avoid violent collision, extrusion and rain soaking during transit. Do not transport together with food, feed and toxic substances.
Operation Notes
Wear chemical-resistant gloves and safety goggles. Operate in a well-ventilated fume hood. Avoid inhalation of dust and direct contact with skin and eyes. Rinse thoroughly with plenty of clean water in case of contact. Do not eat, drink or smoke in the working area.
Regulatory Information
EINECS Number: 217-204-2
HS Code: 2930909090
Complies with international analytical reagent 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 | Trimethylsulfoxonium iodide |
| CAS NO. | 1774-47-6 |
| IUPAC Name | Trimethyl(oxido)sulfanium iodide |
| Synonyms | TMSOI; Trimethyloxosulfonium iodide |
| Molecular Formula | C3H9IOS |
| Molecular Weight | 220.07 |
| EINECS Number | 217-204-2 |
| UN Number | Non-hazardous goods |
| Hazard Class | Irritant |
| Appearance | White to pale yellow crystalline solid |
| Purity | ≥98.0% |
| Water Content | ≤0.5% |
| Melting Point | 208 – 212 °C (decomposition) |
| Solubility | Soluble in water, methanol, DMSO; slightly soluble in ethanol |
| HS Code | 2930909090 |
| Storage Temperature | 2 – 8 °C, sealed, dry & light-proof environment |
| Packing Specification | 10g/glass bottle, 25g/glass bottle, 100g/plastic bottle |
| Grade Standard | Analytical Grade / Research Grade |
| Application Scope | Organic synthetic reagent, pharmaceutical intermediate, methylation agent |
| Validity Period | 24 Months under specified storage conditions |
