CAS Number: 67-68-5

Molecular Formula: C₂H₆OS

Molecular Weight: 78.13 g/mol

Chemical Structure:

     CH3

      |

CH3 - S = O

Dimethyl sulfoxide (DMSO) is a transparent, colorless, highly polar organic solvent with a slight garlic odor. Due to its excellent solubility, biocompatibility, and stability, it is widely used in various industries, including chemical synthesis, biopharmaceuticals, electronic chemistry, agricultural chemical formulations, and polymerization reactions.

📊 Physical and Chemical Properties of Dimethyl Sulfoxide (DMSO)

Main Application Areas

🧪 1. Chemical Synthesis Solvent

DMSO, a highly polar aprotic solvent, is widely used in organic synthesis reactions, catalytic systems, and polymerization reactions. It is the preferred solvent for reactions such as Grignard reactions and nucleophilic substitution.

💊 2. Pharmaceutical Research and Biological Sample Preservation

Used for drug dissolution and permeability enhancement

Serves as a key component in cell cryopreservation solutions

Serves as a raw material for the preparation of various pharmaceutical intermediates

💡 3. Electronic Chemistry and Semiconductor Materials

In the electronics industry, DMSO is used for photoresist cleaning, liquid crystal display manufacturing, and as a diluent in battery electrolytes, particularly in applications requiring strict impurity control.

🌾 4. Pesticides and Plant Growth Promoters

Serves as a pesticide solvent and penetrant, improving the absorption rate of active ingredients. It also serves as a sustained-release agent in control agent formulations.

🧼 5. Industrial Cleaning and Oil Extraction

Used for metal surface treatment, resin release, and natural product extraction, it exhibits excellent solubility and thermal stability.

Product Advantages

✅ High purity ≥99.9%, low moisture and impurities

✅ Excellent solubility, suitable for a variety of polar and non-polar substances

✅ Good biocompatibility, suitable for pharmaceuticals and cell cryopreservation

✅ Available in industrial, pharmaceutical, and electronic grades

✅ Export support: MSDS, TDS, COA, and other materials provided

Packaging, storage and transportation information

Storage: Store sealed in a cool, dry place, away from high temperatures and open flames.

Shipping: Non-hazardous goods, standard shipping methods accepted.

FAQ

Q1: What purity level of DMSO do you offer?

A1: We offer industrial, pharmaceutical, and electronic grade DMSO, with purity ranging from ≥99.5% to 99.99%.

Q2: Do you provide samples?

A2: We accept free sample requests (100ml/250ml), with express delivery.

Q3: Do you offer OEM/ODM services?

A3: We support OEM/ODM customized packaging and brand labels. We welcome cross-border e-commerce collaborations with brand owners.

Q4: Do you offer export services?

A4: We offer global shipping. We have extensive export experience and can assist customers with customs clearance and documentation.

Contact us for the latest quote.

📍 Shipping origin: China (multiple warehouses), supporting FOB, CIF, DDP, and other trade terms.