chloro[(chlorodimethylsilyl)oxy]dimethylsilane

• ChemBase ID: 151040
• Molecular Formular: C4H12Cl2OSi2
• Molecular Mass: 203.21448
• Monoisotopic Mass: 201.98037343
• SMILES: C[Si](C)(O[Si](C)(C)Cl)Cl
• Canonical SMILES: C[Si](O[Si](Cl)(C)C)(Cl)C
• InChI: InChI=1S/C4H12Cl2OSi2/c1-8(2,5)7-9(3,4)6/h1-4H3
• InChIKey: DMEXFOUCEOWRGD-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: chloro[(chlorodimethylsilyl)oxy]dimethylsilane
• IUPAC Traditional name: chloro[(chlorodimethylsilyl)oxy]dimethylsilane
• Synonyms: 1,3-Dichloro-1,1,3,3-tetramethyldisiloxane; 1,3-Dichlorotetramethyldisiloxane; 1,3-二氯-1,1,3,3,-四甲基二硅氧烷; 1,3-二氯四甲基二硅氧烷

Database IDs

• CAS Number: 2401-73-2
• EC Number: 219-278-1
• MDL Number: MFCD00018088
• Beilstein Number: 1741218
• PubChem SID: 24870291; 162245199
• PubChem CID: 75461

CALCULATED PROPERTIES

• H Acceptors: 1
• H Donor: 0
• LogD (pH = 5.5): 1.381
• LogD (pH = 7.4): 1.381
• Log P: 1.381
• Molar Refractivity: 37.4056 cm^3
• Polarizability: 18.433037 Å^3
• Polar Surface Area: 9.23 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: -37°C
• Boiling Point: 136-138°C; 138 °C(lit.)
• Flash Point: 15 °C; 15°C(59°F); 59 °F
• Density: 1.039; 1.039 g/mL at 25 °C(lit.)
• Refractive Index: 1.4080; n20/D 1.407; n20/D 1.407(lit.)

Safety Information

• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Corrosive (C); Flammable (F)
• UN Number: 2985; UN2985
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 2; II
• Risk Statements: 11-34
• Safety Statements: 16-23-26-33-36/37/39-45; 16-26-27-36/37/39-45
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H314; H225-H314-H318
• GHS Precautionary statements: P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A; P210-P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 2985 3/PG 2

Product Information

• Purity: ≥97.0% (GC); 96%; 97%
• Grade: purum
• Linear Formula: (CH3)2Si(Cl)OSi(Cl)(CH3)2

DETAILS

Sigma Aldrich - 465585

Packaging
5, 25 mL in glass bottle