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The MSDS (Material Safety Data Sheet) of Di-n-octyltin oxide (DOTO) is An important document that provides users with information on the health, safety, fire protection, transportation and emergency response of chemicals. Below, we will outline the key MSDS information of dioctyltin oxide based on the structure of the general MSDS. It should be noted that the actual MSDS may vary depending on suppliers and regions.

Part One: Chemicals and Corporate Identification

Chinese name of chemical: dioctyltin oxide
English name of chemical: Di-n-octyltin oxide
CAS No.：870-08-6
EINECS No.：212-791-1
Molecular formula: C16H34OSn
Molecular weight: about 361.15 g/mol

Part 2: Risk Overview

Dioctyltin oxide is a toxic chemical that may cause harm to the human body if swallowed, inhaled or in contact with the skin. Direct contact with eyes, skin and clothing should be avoided, and inhalation of vapor or dust should be avoided.

Part 3: Composition/Information Components

Main ingredient: dioctyltin oxide
Impurities: May contain trace amounts of unspecified impurities
Concentration: Purity can reach 99%

Part 4: First Aid Measures

Inhalation: Move quickly to fresh air and keep breathing smoothly. If you feel unwell, seek medical attention immediately.
Skin contact: Take off contaminated clothing immediately and rinse skin with plenty of water for at least 15 minutes. If irritation persists, seek medical attention.
Eye contact: Open your eyelids immediately, rinse with running water for at least 15 minutes, and then seek medical advice.
Swallowing: Do not induce vomiting. Rinse mouth with water immediately. Do not drink large amounts of water. Get medical attention immediately.

Part 5: Firefighting Measures

Fire-fighting methods and fire-extinguishing media: Use dry powder, carbon dioxide or foam fire extinguishers.
Fire Fighting Precautions: Wear appropriate personal protective equipment and avoid breathing fumes from combustion.

Part Six: Emergency Response to Spills

Emergency Action: Wear appropriate personal protective equipment and avoid direct contact with spilled material. Use appropriate tools to collect leakage, place in a sealed container, and dispose in accordance with local regulations.

Part 7: Handling and Storage

Operating Precautions: Operate in a well-ventilated area and avoid inhaling steam or dust. Use appropriate gloves, glasses and work clothes.
Storage Precautions: Store in a cool, dry, well-ventilated place, away from sources of fire and incompatible substances. Keep sealed.

Part 8: Exposure Controls/Personal Protection

Engineering controls: Use local exhaust or general ventilation.
Respiratory protection: Wear a dust mask when necessary.
Eye Protection: Use chemical safety glasses or a face shield.
Body protection: Wear protective clothing.
Hand protection: Wear suitable chemical-resistant gloves.

Part 9: Physical and chemical properties

Appearance and properties: white to yellow powder
pH: Not applicable
Boiling Point: Not applicable
Melting point: about 45-48°C
Solubility: Insoluble in water, soluble in some organic solvents

Part 10: Stability and Reactivity

Stability: Stable under normal conditions of storage and use.
Conditions to avoid: Strong oxidizing agents, acids, water.
Hazardous Decomposition Products: May produce toxic gases including tin oxide and carbon monoxide when burned.

Part 11: Toxicological Information

Acute toxicity: LD50 (oral in mice) may exceed 2000 mg/kg
Irritation: Mild to moderate irritation to eyes, skin and respiratory tract
Sensitization: None reported
Mutagenicity: None reported
Carcinogenicity: Not classified by IARC
Reproductive toxicity: None reported

Part 12: Ecological Information

Ecotoxicity: Toxic to aquatic life
Biodegradability: Not easily biodegradable
Non-biodegradability: Photolysis and chemical degradation may be limited

Part 13: Disposal

Dispose in accordance with local environmental regulations to avoid environmental pollution.

Part 14: Shipping Information

United Nations Number：UN No.
Packaging category: III
Dangerous Goods Number: Not applicable
Packaging Mark: Toxic

Part 15: Regulatory Information

Comply with all applicable national and international regulations.

Part 16: Other information

References: Relevant regulations, standards and research literature
Revision Date: The most recent revisionDate
Manufacturer/Supplier Information: Company name, address, phone number, and email

Please note that the above information is a general description, and the specific MSDS should contain detailed chemical safety information and new regulatory requirements. Always refer to the new MSDS document and follow all safety guidelines when handling dioctyltin oxide.

Extended reading:

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