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The 4'-methyl-biphenyl-4-carboxylic acid exhibits the characteristic absorption bands of COOH and CH, groups. Photoproduct analysis, carried out by GC-MS, ETIR and GC-FTIR confirm three successive oxidation states of methyl suhstituents such as alcohol, aldehyde and carboxylic acids.
F. El Anba-lurota,; M. Guilianoa,; P. Doumenqa & G. Millea. Photooxidation of 3,3?- and 4,4?-Dimethylbiphenyls in Natural Seawater. International Journal of Environmental Analytical Chemistry. 1995, 61(1). 27-34
J. Swadesh,; H. Fischer. Phase Structure and Polymorphism of n-Alkyl Monoesters of Biphenyl-4,4?-dicarboxylic Acid. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals. 1996, 275/span>(1), 175-181.
Hazard Statements: H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c
Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant