Silane,(1,1-dimethylethyl)dimethyl(2-propyn-1-yloxy)-

1.IDENTIFICATIONOFTHESUBSTANCE/MIXTUREANDOFTHECOMPANY/UNDERTAKING Product Name -Butyldimethyl(2-propynyloxy)silane 2.HAZARDS IDENTIFICATION Classification of the substance or mixture Not a dangerous substance according to GHS. According to European Directive 67/548/EEC as amended. Flammable. Label elements Hazard symbol(s) R-phrase(s) R10 S-phrase(s) S16 none Flammable. Keep away from sources of ignition - No smoking. Other hazards - none 3. COMPOSITION/INFORMATION ON INGREDIENTS Formula Molecular Weight : : C9H18OSi 170,32 g/mol CAS-No. EC-No. Index-No. Classification Concentration tert-Butyldimethyl(2-propynyloxy)silane 76782-82-6 - - R10 - 4. FIRST AID MEASURES If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. In case of skin contact Wash off with soap and plenty of water. In case of eye contact Flush eyes with water as a precaution. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. 5. FIRE-FIGHTING MEASURES Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special protective equipment for fire-fighters Wear self contained breathing apparatus for fire fighting if necessary. 6. ACCIDENTAL RELEASE MEASURES Personal precautions Avoid breathing vapors, mist or gas. Environmental precautions Do not let product enter drains. Methods and materials for containment and cleaning up Keep in suitable, closed containers for disposal. 7. HANDLING AND STORAGE Precautions for safe handling Normal measures for preventive fire protection. Conditions for safe storage Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Store in cool place. 8. EXPOSURE CONTROLS/PERSONAL PROTECTION Personal protective equipment Respiratory protection Respiratory protection not required. For nuisance exposures use type OV/AG (US) or type ABEK (EU EN 14387) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Hand protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Eye protection Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin and body protection impervious clothing, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Hygiene measures General industrial hygiene practice. 9. PHYSICAL AND CHEMICAL PROPERTIES Appearance Form liquid Colour Safety data pH Melting point Boiling point Flash point Ignition temperature Lower explosion limit Upper explosion limit Density Water solubility colourless no data available no data available 40 ??C at 11 hPa - lit. no data available no data available no data available no data available 0,84 g/cm3 at 25 ??C no data available 10. STABILITY AND REACTIVITY Chemical stability Stable under recommended storage conditions. Conditions to avoid no data available Materials to avoid Strong oxidizing agents Hazardous decomposition products Hazardous decomposition products formed under fire conditions. - Carbon oxides, silicon oxides 11. TOXICOLOGICAL INFORMATION Acute toxicity no data available Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitization no data available Germ cell mutagenicity no data available Carcinogenicity IARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC. Reproductive toxicity no data available Specific target organ toxicity - single exposure no data available Specific target organ toxicity - repeated exposure no data available Aspiration hazard no data available Potential health effects Inhalation Ingestion Skin Eyes May be harmful if inhaled. May cause respiratory tract irritation. May be harmful if swallowed. May be harmful if absorbed through skin. May cause skin irritation. May cause eye irritation. Signs and Symptoms of Exposure To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Additional Information RTECS: Not available 12. ECOLOGICAL INFORMATION Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available PBT and vPvB assessment no data available Other adverse effects no data available 13. DISPOSAL CONSIDERATIONS Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contaminated packaging Dispose of as unused product. 14. TRANSPORT INFORMATION ADR/RID UN-Number: 1993 Class: 3 Packing group: III Proper shipping name: FLAMMABLE LIQUID, N.O.S. (tert-Butyldimethyl(2-propynyloxy)silane) IMDG UN-Number: 1993 Class: 3 Packing group: III EMS-No: F-E, S-E Proper shipping name: FLAMMABLE LIQUID, N.O.S. (tert-Butyldimethyl(2-propynyloxy)silane) Marine pollutant: No IATA UN-Number: 1993 Class: 3 Packing group: III Proper shipping name: Flammable liquid, n.o.s. (tert-Butyldimethyl(2-propynyloxy)silane) 15. REGULATORY INFORMATION This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006. 16. OTHER INFORMATION Text of H-code(s) and R-phrase(s) mentioned in Section 3 R10 Flammable. Further information The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information this document is based on the resent state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Lookchem shall not be held liable for any damage resulting from handling or from contact with the above product. See reverse side of invoice or packing slip for additional terms and conditions of sale.

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