dichlorodiethylsilane

• ChemBase ID: 149547
• Molecular Formular: C4H10Cl2Si
• Molecular Mass: 157.1137
• Monoisotopic Mass: 155.99288221
• SMILES: CC[Si](CC)(Cl)Cl
• Canonical SMILES: CC[Si](CC)(Cl)Cl
• InChI: InChI=1S/C4H10Cl2Si/c1-3-7(5,6)4-2/h3-4H2,1-2H3
• InChIKey: BYLOHCRAPOSXLY-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: dichlorodiethylsilane
• IUPAC Traditional name: dichlorodiethylsilane
• Synonyms: Dichlorodiethylsilane; Diethyldichlorosilane; 二氯二乙基硅烷

Database IDs

• CAS Number: 1719-53-5
• EC Number: 217-005-0
• MDL Number: MFCD00000493
• Beilstein Number: 605313
• PubChem SID: 24863245; 24856572; 24859282; 162243712
• PubChem CID: 15589

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 2.0036
• LogD (pH = 7.4): 2.0036
• Log P: 2.0036
• Molar Refractivity: 33.4952 cm^3
• Polarizability: 14.728025 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: -97°C
• Boiling Point: 125-131 °C(lit.); 129-131°C
• Flash Point: 26 °C; 28°C(82°F); 78.8 °F
• Density: 1.05 g/mL at 25 °C(lit.); 1.055
• Refractive Index: 1.4310; n20/D 1.43(lit.); n20/D 1.430

Safety Information

• Storage Warning: Moisture Sensitive
• RTECS: VV3060000
• European Hazard Symbols: Corrosive (C)
• UN Number: 1767; UN1767
• German water hazard class: 3
• Hazard Class: 8
• Packing Group: 2; II
• Risk Statements: 10-14-34; 10-14-34-37
• Safety Statements: 23-26-36/37/39-45; 26-36/37/39-43-45
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS07
• GHS Signal Word: Danger
• GHS Hazard statements: H226-H314-H335; H314-H318-H226
• GHS Precautionary statements: P261-P280-P305 + P351 + P338-P310; P280-P303+P361+P353-P305+P351+P338-P310-P402+P404
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1767 8/PG 2
• Supplemental Hazard Statements: Reacts violently with water.
• Storage Temperature: 2-8°C

Product Information

• Purity: ≥98.0% (GC); 94%; 95%; 97%
• Grade: purum
• Linear Formula: (C2H5)2SiCl2

DETAILS

Sigma Aldrich - 274208

Packaging
25 g in glass bottle

Sigma Aldrich - 373583

Packaging
25 g in glass bottle

Sigma Aldrich - 32120

Other Notes
Silylating agent useful for the protection of diols prior to GC-MS1,2,3,4

REFERENCES

• Silylating agent for diols; see Appendix 4.