379344

4,5-Diazafluoren-9-one

97%

• Empirical Formula (Hill Notation): C₁₁H₆N₂O
• CAS Number: 50890-67-0
• Molecular Weight: 182.18
• MDL number: MFCD00046892
• UNSPSC Code: 12352100
• PubChem Substance ID: 24863238
• NACRES: NA.22

Properties

• Assay: 97%
• mp: 214-217 °C (lit.)
• solubility: THF: soluble(lit.); benzene: soluble(lit.); dichloromethane: soluble(lit.); toluene: soluble(lit.)
• SMILES string: O=C1c2cccnc2-c3ncccc13
• InChI: 1S/C11H6N2O/c14-11-7-3-1-5-12-9(7)10-8(11)4-2-6-13-10/h1-6H
• InChI key: PFMTUGNLBQSHQC-UHFFFAOYSA-N

Description

General description

4,5-Diazafluoren-9-one is a heterocyclic building block used in the synthesis of various heterocyclic compounds and also as a fluorescent probe.

Application

4,5-Diazafluoren-9-one may be used in the preparation of heterocyclic ligands, by condensation with various diamines, hydrazine, 1,4-phenylenediamine, benzidine and 4,4′-methylenedianiline. It may be used in the preparation of 9-diazo-4,5-diazafluorene.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves