chlorodimethyloctadecylsilane

• ChemBase ID: 112264
• Molecular Formular: C20H43ClSi
• Molecular Mass: 347.09392
• Monoisotopic Mass: 346.28225559
• SMILES: CCCCCCCCCCCCCCCCCC[Si](C)(C)Cl
• Canonical SMILES: CCCCCCCCCCCCCCCCCC[Si](Cl)(C)C
• InChI: InChI=1S/C20H43ClSi/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-22(2,3)21/h4-20H2,1-3H3
• InChIKey: GZGREZWGCWVAEE-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: chlorodimethyloctadecylsilane
• IUPAC Traditional name: chlorodimethyloctadecylsilane
• Synonyms: Chloro-dimethyl-octadecylsilane; Dimethyloctadecylchlorosilane; Octadecyldimethylchlorosilane; Chloro(dimethyl)octadecylsilane; DIMETHYLOCTADECYLCHLOROSILANE; Chloro-dimethyl-octadecylsilane solution; Dimethyl-octadecylchlorosilane; Silane ODM-Tol Sol; Dimethyl-n-octadecylsilyl chloride; n-Octadecyldimethylchlorosilane; Chlorodimethyl-n-octadecylsilane; ChlorodiMethyl(octadecyl)silane; 氯二甲基十八烷基硅烷; 二甲基十八烷基氯硅烷; 十八烷基二甲基氯硅烷; 氯(二甲基)十八烷基硅烷; 硅烷 ODM-Tol Sol; 氯二甲基十八烷基硅烷 溶液; 氯二甲基-n-十八烷基硅烷

Database IDs

• CAS Number: 18643-08-8
• EC Number: 242-472-2
• MDL Number: MFCD00000504
• Beilstein Number: 2246012
• PubChem SID: 24865652; 162096914; 24857386; 24886142
• PubChem CID: 87738

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 8.7332
• LogD (pH = 7.4): 8.7332
• Log P: 8.7332
• Molar Refractivity: 101.7364 cm^3
• Polarizability: 42.33071 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 17
• Lipinski's Rule of Five: false

PROPERTIES

Physical Property

• Apperance: Solid
• Melting Point: 28-30 °C(lit.); 28-31 °C; 28-32°C
• Boiling Point: 145-155 °C/0.005 mmHg(lit.); 184-186°C/0.2mm
• Flash Point: 200 °C; 200°C(392°F); 22 °C; 392 °F; 71.6 °F
• Density: 0.850; 0.86 g/mL at 20 °C(lit.)
• Refractive Index: 1.4530

Safety Information

• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Corrosive (C)
• UN Number: 2985; 2987; UN3261
• German water hazard class: 3
• Hazard Class: 3; 8
• Packing Group: 2; II
• Risk Statements: 34; 63-10-34-48/20-65-67
• Safety Statements: 26-36/37/39-45; 26-36/37/39-45-62
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS07; GHS08
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H304-H314-H336-H361d-H373; H314; H314-H318
• GHS Precautionary statements: P210-P261-P280-P301 + P310-P305 + P351 + P338-P310; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges; 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; UN 2987 8/PG 2

Product Information

• Purity: >59% n-isomer basis; ≥64% n- and iso-isomer basis; ≥95.0% (GC); 95%; 97%; tech. 90%, cont. 5-10% branched isomers
• Concentration: 70% in toluene
• Grade: produced by Wacker; purum
• Linear Formula: CH3(CH2)17Si(CH3)2Cl
• Empirical Formula (Hill Notation): C20H43ClSi

DETAILS

MP Biomedicals - 05223210

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 289108

Application
Silylating reagent
Packaging
5, 25 g in glass bottle

Sigma Aldrich - 71034

Other Notes
prices for bulk quantities on request