447609

Hexamethyldigermanium(IV)

technical grade

• Synonym(s): 1,1,1,2,2,2-Hexamethyldigermane, Hexamethyldigermane
• Linear Formula: (CH₃)₃GeGe(CH₃)₃
• CAS Number: 993-52-2
• Molecular Weight: 235.49
• MDL number: MFCD00047989
• UNSPSC Code: 12352103
• PubChem Substance ID: 24868349
• NACRES: NA.23

Properties

• grade: technical grade
• form: liquid
• reaction suitability: core: germanium
• refractive index: n20/D 1.456 (lit.)
• bp: 137-138 °C (lit.)
• mp: −40 °C (lit.)
• density: 1.175 g/mL at 25 °C (lit.)
• SMILES string: C[Ge](C)(C)[Ge](C)(C)C
• InChI: 1S/C6H18Ge2/c1-7(2,3)8(4,5)6/h1-6H3
• InChI key: HLEHOFVKHRHBQI-UHFFFAOYSA-N

Description

General description

Hexamethyldigermanium (IV) (HMGe) is a versatile compound used in the synthesis of a variety of organogermanium compounds, drugs, and catalysts.

Application

Hexamethyldigermanium (IV) used:

• To synthesize digermanylated N-heterocycle compounds.
• For the C–H germylation of nonterminal alkenes and aryl iodides.
• To synthesize Ge Nanowires, Ge composites with other metals using low pressure chemical vapor deposition(LPCVD).

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H302 + H312 + H332
• Precautionary Statements: P210 - P233 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Flam. Liq. 2
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 57.2 °F - closed cup
• Flash Point(C): 14 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves