Benzoylmethylenetriphenylphosphorane, Thermo Scientific™

Description

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Specifications

Chemical Identifiers

• CAS: 859-65-4
• Molecular Formula: C26H21OP
• Molecular Weight (g/mol): 380.43
• MDL Number: MFCD00014088
• InChI Key: MZRSAJZDYIISJW-UHFFFAOYSA-N
• Synonym: benzoylmethylene triphenylphosphorane, 2-triphenylphosphoranylidene acetophenone, 1-phenyl-2-triphenylphosphoranylidene ethanone, phenacylidenetriphenyl phosphorane, phenylcarbonylmethylene triphenylphosphorane, acetophenone, 2-triphenylphosphoranylidene, phenacylidenetriphenylphosphorane, triphenylphosphinebenzoylmethylene, ethanone, 1-phenyl-2-triphenylphosphoranylidene
• PubChem CID: 70073
• IUPAC Name: 1-phenyl-2-(triphenyl-λ⁵-phosphanylidene)ethan-1-one
• SMILES: O=C(C=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)C1=CC=CC=C1

• Melting Point: 183°C to 186°C
• Quantity: 5 g
• Formula Weight: 380.41
• Physical Form: Crystalline
• Chemical Name or Material: Benzoylmethylenetriphenylphosphorane

Safety and Handling

Hazard Category	Warning
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	GHS P Statement P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapors/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.