33471

1,5-Diazabicyclo[4.3.0]non-5-ene

purum, ≥98.0% (GC)

• Synonym(s): DBN
• Empirical Formula (Hill Notation): C₇H₁₂N₂
• CAS Number: 3001-72-7
• Molecular Weight: 124.18
• UNSPSC Code: 12352005
• NACRES: NA.22
• PubChem Substance ID: 329754556
• EC Number: 221-087-3
• Beilstein/REAXYS Number: 2417
• MDL number: MFCD00005554
• Assay: ≥98.0% (GC)
• Form: liquid

Properties

• grade: purum
• Quality Level: 200
• assay: ≥98.0% (GC)
• form: liquid
• impurities: ≤1% water
• refractive index: n20/D 1.519 (lit.), n20/D 1.521
• bp: 95-98 °C/7.5 mmHg (lit.)
• density: 1.005 g/mL at 25 °C (lit.)
• SMILES string: C1CN=C2CCCN2C1
• InChI: 1S/C7H12N2/c1-3-7-8-4-2-6-9(7)5-1/h1-6H2
• InChI key: SGUVLZREKBPKCE-UHFFFAOYSA-N

Description

Application

• 1,5-Diazabicyclo[4.3.0]non-5-ene (DBN) is an amidine base commonly used in the base-mediated eliminations, condensations, esterifications, isomerizations, carboxylations and carbonylations.
• It is used in the preparation of supertetrahedral chalcogenide clusters and single crystals of polymer-chalcogenide composites.
• It also acts as a catalyst for the regioselective Friedel-Crafts C-acylation of pyrroles.[1]

Other Notes

Amidine base used for dehydrohalogenation reactions to olefins

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Skin Corr. 1B
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk: WGK 3
• flash_point_f: 201.2 °F - closed cup
• flash_point_c: 94 °C - closed cup
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter