127078

N,N,N′,N′-Tetraethylethylenediamine

98%

• Synonym(s): TEEDA
• Linear Formula: (C₂H₅)₂NCH₂CH₂N(C₂H₅)₂
• CAS Number: 150-77-6
• Molecular Weight: 172.31
• EC Number: 205-770-3
• MDL number: MFCD00009055
• UNSPSC Code: 12352100
• PubChem Substance ID: 24847759
• NACRES: NA.22

Properties

• Assay: 98%
• form: liquid
• refractive index: n20/D 1.4343 (lit.)
• bp: 189-192 °C (lit.)
• density: 0.808 g/mL at 25 °C (lit.)
• functional group: amine
• SMILES string: CCN(CC)CCN(CC)CC
• InChI: 1S/C10H24N2/c1-5-11(6-2)9-10-12(7-3)8-4/h5-10H2,1-4H3
• InChI key: DIHKMUNUGQVFES-UHFFFAOYSA-N

Description

Application

N,N, N′,N′-Tetraethylethylenediamine (TEEDA) has been used in the synthesis of amine ligands using simple or double intramolecular dealkylation reaction. TEEDA exhibits selective β-lithiation during deprotonation with lithiumalkyls.

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H226,H302 + H332,H314
• Precautionary Statements: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 138.2 °F - closed cup
• Flash Point(C): 59 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves