440582

1,3-Bis(3-cyanopropyl)tetramethyldisiloxane

97%

• Synonym(s): 4,4′-(1,1,3,3-Tetramethyl-1,3-disiloxanediyl)bis[butanenitrile]
• Linear Formula: [NC(CH₂)₃Si(CH₃)₂]₂O
• CAS Number: 18027-80-0
• Molecular Weight: 268.50
• Beilstein/REAXYS Number: 1786461
• MDL number: MFCD00019891
• UNSPSC Code: 12352103
• PubChem Substance ID: 24867611
• NACRES: NA.22

Properties

• assay: 97%
• form: liquid
• refractive index: n20/D 1.444 (lit.)
• bp: 160-162 °C/2 mmHg (lit.)
• density: 0.934 g/mL at 25 °C (lit.)
• SMILES string: C[Si](C)(CCCC#N)O[Si](C)(C)CCCC#N
• InChI: 1S/C12H24N2OSi2/c1-16(2,11-7-5-9-13)15-17(3,4)12-8-6-10-14/h5-8,11-12H2,1-4H3
• InChI key: WDWQNNPLLMFDRG-UHFFFAOYSA-N

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: 221.0 °F - closed cup
• flash_point_c: 105 °C - closed cup
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter