33482

1,8-Diazabicyclo[5.4.0]undec-7-ene

puriss., ≥99.0% (GC)

• Sinônimo(s): 2,3,4,6,7,8,9,10-Octahydropyrimidol[1,2-a]azepine, DBU
• Fórmula empírica (Notação de Hill): C₉H₁₆N₂
• Peso molecular: 152.24
• Beilstein: 508906
• Número CE: 229-713-7
• Número MDL: MFCD00006930
• Código UNSPSC: 12352005
• ID de substância PubChem: 329754558
• NACRES: NA.22

Propriedades

• pressão de vapor: 7.1 hPa ( 37.7 °C)
• Nível de qualidade: 200
• grau: puriss.
• Ensaio: ≥99.0% (GC)
• Formulário: liquid
• índice de refração: n20/D 1.523
• pH: (12,8 at 10 g/l at 20 °C)
• p.e.: 115 °C/11 mmHg (lit.)
• pf: -70 °C
• densidade: 1.019 g/mL at 20 °C (lit.)
• cadeia de caracteres SMILES: C1CCN2CCCN=C2CC1
• InChI: 1S/C9H16N2/c1-2-5-9-10-6-4-8-11(9)7-3-1/h1-8H2
• chave InChI: GQHTUMJGOHRCHB-UHFFFAOYSA-N

Descrição

Aplicação

1,8-Diazabicyclo[5.4.0]undec-7-ene can be used:

• To mediate the aza-Michael addition of nitrogen nucleophiles to α,β-unsaturated carbonyl compounds.
• As a nucleophilic catalyst for the esterification of carboxylic acid with dimethyl carbonate.
• As a bidentate ligand in copper (I) bromide mediated atom transfer radical polymerization of methyl methacrylate.
• As an efficient catalyst for the transesterification of dimethyl carbonate with glycerol.

Amidine base used for dehydrohalogenation reactions to olefinscitation; Further important applications are e.g.: esterification of carboxylic acids with alkyl halidescitationcitation; Alkylation and acylation of active methylene compoundscitation

Outras notas

Amidine base used for dehydrohalogenation reactions to olefins; Further important applications are e.g.: esterification of carboxylic acids with alkyl halides; Alkylation and acylation of active methylene compounds

Informações de segurança

• Pictogramas: GHS06,GHS05
• Palavra indicadora: Danger
• Frases de perigo: H290,H301,H314,H412
• Declarações de precaução: P234 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classificações de perigo: Acute Tox. 3 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• Código de classe de armazenamento: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• Classe de risco de água (WGK): WGK 2
• Ponto de fulgor (°F): 240.8 °F
• Ponto de fulgor (°C): 116 °C
• Equipamento de proteção individual: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter