257354

1-Pyrenebutyric acid

97%

• Synonym(s): 4-(1-Pyrenyl)butyric acid, PyBA
• Empirical Formula (Hill Notation): C₂₀H₁₆O₂
• CAS Number: 3443-45-6
• Molecular Weight: 288.34
• Beilstein: 2140554
• EC Number: 222-354-7
• MDL number: MFCD00004141
• UNSPSC Code: 12352103
• PubChem Substance ID: 24855581
• NACRES: NA.23

Properties

• Quality Level: 200
• Assay: 97%
• form: powder
• mp: 184-186 °C (lit.)
• fluorescence: λ_ex 341 nm; λ_em 376 nm in methanol; λ_ex 342 nm; λ_em 395 nm (Reaction product)
• SMILES string: OC(=O)CCCc1ccc2ccc3cccc4ccc1c2c34
• InChI: 1S/C20H16O2/c21-18(22)6-2-3-13-7-8-16-10-9-14-4-1-5-15-11-12-17(13)20(16)19(14)15/h1,4-5,7-12H,2-3,6H2,(H,21,22)
• InChI key: QXYRRCOJHNZVDJ-UHFFFAOYSA-N

Description

General description

1-Pyrenebutyric acid (PBA) is a conjugated polymer that has a large π system and a carboxylic group. It is majorly used in surface functionalization. It has a high fluorescence efficiency and stability that make it useful in optoelectronic applications.

Application

PBA can be grafted on the surface of graphene and can be used in sensors. It can also be in the fabrication of ultracapacitor electrodes as alternative storage systems. It can also be used in the formation of multi-layered film for photovoltaic applications.

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