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

• Catalog No.: 33482
• CAS Number: 6674-22-2
• M. F.: C9H16N2
• M. W.: 152.23674
• Purity: ≥99.0% (GC)

SYNONYMS

• Title: 1,8-二氮杂双环[5.4.0]十一碳-7-烯
• IUPAC name: 2H,3H,4H,6H,7H,8H,9H,10H-pyrimido[1,2-a]azepine
• IUPAC Traditional name: 1,8-diazabicycloundec-7-ene
• Synonyms: 2,3,4,6,7,8,9,10-八氢嘧啶并[1,2-a]氮杂卓; DBU; 2,3,4,6,7,8,9,10-Octahydropyrimidol[1,2-a]azepine

DATABASE IDS

• CAS Number: 6674-22-2
• EC Number: 229-713-7
• Beilstein Number: 508906
• PubChem SID: 24860259
• MDL Number: MFCD00006930

PROPERTIES

• Empirical Formula (Hill Notation): C9H16N2
• Grade: puriss.
• Purity: ≥99.0% (GC)
• Boiling Point: 115 °C/11 mmHg(lit.)
• Density: 1.019 g/mL at 20 °C(lit.)
• Flash Point: 116 °C
• Flash Point: 240.8 °F
• Refractive Index: n20/D 1.523
• GHS Signal Word: Danger
• GHS Hazard statements: H290-H301-H314-H412
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P273-P280-P301 + P310-P305 + P351 + P338-P310
• RID/ADR: UN 3267 8/PG 2
• Risk Statements: 22-34-52/53
• Safety Statements: 26-36/37/39-45
• Hazard Class: 8
• UN Number: 3267
• Packing Group: 2
• German water hazard class: 2

DETAILS

Description (English)

Other Notes
Amidine base used for dehydrohalogenation reactions to olefins1; Further important applications are e.g.: esterification of carboxylic acids with alkyl halides2,3; Alkylation and acylation of active methylene compounds4

Description (简体中文)

Other Notes
脱氢卤化反应形成烯烃的脒碱1；更为重要的应用为，例如，羧酸与烷基卤的酯化反应2,3；活性亚甲基化合物的烷基化和酰化4