Description

N,N,N’,N’,N”,N”,N”’,N”’-Octamethylgermanetetramine (CAS No. 7344-40-3) is a highly specialized organogermanium compound with the molecular formula C₈H₂₄GeN₄. This compound, also known by its IUPAC name N-methyl-N-[tris(dimethylamino)germyl]methanamine, features a germanium center coordinated with four dimethylamino groups, making it a valuable precursor in advanced material synthesis and coordination chemistry. With a purity grade suitable for research and industrial applications, this product is ideal for use in semiconductor fabrication, catalysis, and as a ligand in organometallic reactions. Its moisture-sensitive nature requires storage under inert conditions to maintain stability. Each batch undergoes rigorous quality control to ensure consistency and performance for demanding scientific applications.

Properties

• CAS Number: 7344-40-3
• Complexity: 119
• IUPAC Name: N-methyl-N-[tris(dimethylamino)germyl]methanamine
• InChI: InChI=1S/C8H24GeN4/c1-10(2)9(11(3)4,12(5)6)13(7)8/h1-8H3
• InChI Key: JKUUTODNPMRHHZ-UHFFFAOYSA-N
• Exact Mass: 250.1212745
• Molecular Formula: C8H24GeN4
• Molecular Weight: 248.93
• SMILES: CN(C)[Ge](N(C)C)(N(C)C)N(C)C
• Topological: 13
• Monoisotopic Mass: 250.1212745
• Synonyms: N,N,N’,N’,N”,N”,N”’,N”’-Octamethylgermanetetramine, Germane, tetrakis(dimethylamino)-, 7344-40-3, GERMANIUM DIMETHYLAMIDE, DIMETHYL[TRIS(DIMETHYLAMINO)GERMYL]AMINE, N-methyl-N-[tris(dimethylamino)germyl]methanamine, Tetrakis(dimethylamino)germanium(IV), octamethylgermanetetramine, TETRAKIS(DIMETHYLAMINO)GERMANE, MFCD08275490, SCHEMBL317283, DTXSID90223665, AKOS030529740, Tetrakis(dimethylamino)germanium(TDMAGe), AS-61602, H37136

Application

N,N,N’,N’,N”,N”,N”’,N”’-Octamethylgermanetetramine is primarily used as a precursor in chemical vapor deposition (CVD) processes for the synthesis of germanium-containing thin films and nanomaterials. Its role in catalysis includes serving as a ligand for transition metals in cross-coupling reactions. Researchers also utilize this compound in the development of advanced polymeric materials with tailored electronic properties. Its stability under controlled conditions makes it suitable for high-precision laboratory applications.

Safety and Hazards

GHS Hazard Statements

• H225 (59.4%): Highly Flammable liquid and vapor [Danger Flammable liquids]
• H226 (40.6%): Flammable liquid and vapor [Warning Flammable liquids]
• H260 (34.4%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]
• H261 (100%): In contact with water releases flammable gas [Danger Substances and mixtures which in contact with water, emit flammable gases]
• H300 (34.4%): Fatal if swallowed [Danger Acute toxicity, oral]
• H310 (34.4%): Fatal in contact with skin [Danger Acute toxicity, dermal]
• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H330 (34.4%): Fatal if inhaled [Danger Acute toxicity, inhalation]

Precautionary Statements

• P210, P223, P231+P232, P233, P240, P241, P242, P243, P260, P262, P264, P270, P271, P280, P284, P301+P316, P301+P330+P331, P302+P335+P334, P302+P352, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P320, P321, P330, P361+P364, P363, P370+P378, P402+P404, P403+P233, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (59.4%)
• Flam. Liq. 3 (40.6%)
• Water-react. 2 (100%)
• Acute Tox. 2 (34.4%)
• Acute Tox. 2 (34.4%)
• Skin Corr. 1B (100%)
• Acute Tox. 2 (34.4%)

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