hexamethyldistannane

• ChemBase ID: 147049
• Molecular Formular: C6H18Sn2
• Molecular Mass: 327.60912
• Monoisotopic Mass: 329.94523858
• SMILES: C[Sn](C)(C)[Sn](C)(C)C
• Canonical SMILES: C[Sn]([Sn](C)(C)C)(C)C
• InChI: InChI=1S/6CH3.2Sn/h6*1H3
• InChIKey: CCRMAATUKBYMPA-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: hexamethyldistannane
• IUPAC Traditional name: hexamethyldistannane
• Synonyms: Hexamethyldistannane; Hexamethylditin; Hexamethyldistannane; 六甲基二锡烷; 六甲基二锡; 六甲基二锡烷

Database IDs

• CAS Number: 661-69-8
• EC Number: 211-549-2
• MDL Number: MFCD00008277
• Beilstein Number: 3600327
• PubChem SID: 24857308; 162241241; 24874553
• PubChem CID: 6327618

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.7566
• LogD (pH = 7.4): 0.7566
• Log P: 0.7566
• Molar Refractivity: 34.6806 cm^3
• Polarizability: 23.02265 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 1
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: 23°C; 23-24 °C(lit.)
• Boiling Point: 182 °C/756 mmHg(lit.); 85°C/45mm
• Flash Point: 141.8 °F; 142 °F; 61 °C; 61°C(142°F)
• Density: 1.58; 1.58 g/mL at 20 °C(lit.)
• Refractive Index: 1.5410; n20/D 1.540

Safety Information

• Storage Warning: Air Sensitive
• RTECS: WH8280000
• European Hazard Symbols: Nature polluting (N); Highly toxic (T+)
• UN Number: 3146; UN2788
• German water hazard class: 2
• Hazard Class: 6.1
• Packing Group: 2; II
• Risk Statements: 24-28; 26/27/28-50/53
• Safety Statements: 20-27/28-36/37/39-45-60; 26-27-28-45-60-61
• TSCA Listed: 否
• GHS Pictograms: GHS06; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H300-H310-H227; H300-H310-H330-H410
• GHS Precautionary statements: P210-P301+P310-P361-P302+P350-P405-P501A; P260-P264-P273-P280-P284-P301 + P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 3146 6.1/PG 2

Product Information

• Purity: ≥98.0% (GC); 97%; 99%
• Grade: purum
• Linear Formula: (CH3)3SnSn(CH3)3

DETAILS

Sigma Aldrich - 288020

Application
Reagent used to prepare aryl tin compounds for microwave-assisted Stille cross-coupling with halopyridines1 or copper-mediated O-arylation of phenols.2
Packaging
1, 5 g in ampule
25 g in glass bottle

Sigma Aldrich - 52645

Caution
may contain precipitate