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814051 Hexamethyldisiloxane

Hexamethyldisiloxane for synthesis. CAS 107-46-0, EC Number 203-492-7, chemical formula ((CH₃)₃Si)₂O.

Hexamethyldisiloxane MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 2,2,4,4-Tetramethyl-3-oxa-2,4-disilapentane, HMDSO

CAS #: 107-46-0 EC Number: 203-492-7 Molar Mass: 162.38 g/mol Chemical Formula: ((CH₃)₃Si)₂O Hill Formula: C₆H₁₈OSi₂
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814051
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
107-46-0203-492-7C₆H₁₈OSi₂((CH₃)₃Si)₂O162.38 g/mol

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              Description
              Catalogue Number814051
              Synonyms2,2,4,4-Tetramethyl-3-oxa-2,4-disilapentane, HMDSO
              DescriptionHexamethyldisiloxane
              References
              Product Information
              CAS number107-46-0
              EC number203-492-7
              Hill FormulaC₆H₁₈OSi₂
              Chemical formula((CH₃)₃Si)₂O
              Molar Mass162.38 g/mol
              HS Code2931 90 29
              Structure formula ImageStructure formula Image
              Quality LevelMQ200
              Applications
              ApplicationHexamethyldisiloxane for synthesis. CAS 107-46-0, EC Number 203-492-7, chemical formula ((CH₃)₃Si)₂O.
              Biological Information
              Physicochemical Information
              Boiling point100 °C (1013 hPa)
              Density0.764 g/cm3
              Explosion limit0.5 - 21.8 %(V)
              Flash point-6 °C
              Ignition temperature340 °C
              Melting Point-59 °C
              Vapor pressure20 hPa (20 °C)
              Solubility0.00037 g/l insoluble
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat > 12160 mg/kg
              LD 50 dermalLD50 Rat > 2000 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Pictogram(s)
              Hazard Statement(s)H225: Highly flammable liquid and vapour.
              H410: Very toxic to aquatic life with long lasting effects.
              Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
              P233: Keep container tightly closed.
              P240: Ground and bond container and receiving equipment.
              P241: Use explosion-proof electrical/ ventilating/ lighting equipment.
              P242: Use non-sparking tools.
              P273: Avoid release to the environment.
              P403 + P235: Store in a well-ventilated place. Keep cool.
              Signal WordDanger
              RTECSJM9237000
              Storage class3 Flammable liquids
              WGKWGK 2 obviously hazardous to water
              Disposal3
              Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
              Safety Information
              Categories of dangerhighly flammable, dangerous for the environment
              Product Usage Statements
              Storage and Shipping Information
              StorageStore below +30°C.
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RIDUN 1993 , 3, II
              Declaration (transport by air) IATA-DGRUN 1993 , 3, II
              Declaration (transport by sea) IMDG-CodeUN 1993 , 3, II
              Supplemental Information
              Specifications
              Assay (GC, area%)≥ 98.5 % (a/a)
              Density (d 20 °C/ 4 °C)0.762 - 0.764
              Identity (IR)passes test
              Global Trade Item Number
              Catalogue Number GTIN
              8.14051.0100 04022536405636
              8.14051.0500 04022536405643
              8.14051.9020 04027269048488

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              Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Silylation Reagents