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An important compound in organic photochemistry and perfumery as well as in organic synthesis. Used in the antibiotics synthesis of 6-APA and 7-ACA of the carboxyl protecting groups and other organic compounds. Used as organic pigment and medical intermediate. It is used as a photoinitiator of UV-curing applications in inks, adhesive, coatings and optical fiber.
G. Anandha Babua,; R. Perumal Ramasamy,; P. Ramasamya,; S. Natarajanb. Studies on the crystal growth, crystal structure, optical and thermal properties of an organic crystal: Benzophenone hydrazone . Journal of Crystal Growth. 2009, 311(13), 3461-3465.
H. Harry Szmant,; Mirta N. Román. The Effect of Dimethyl Sulfoxide on the Rate of the Wolff-Kishner Reaction of Benzophenone Hydrazone . J. Am. Chem. Soc. 1966 , 88 (17),4034-4039.
Oxidation with e.g. HgO: Org. Synth. Coll., 3, 351 (1955), peracetic acid and tetramethylguanidine: J. Chem. Soc., Perkin 1, 2030 (1975), iodosobenzene diacetate: Synthesis, 513 (1985) or potassium monopersulfate: Tetrahedron Lett., 38, 1239 (1997), gives diphenyldiazomethane, a reagent for the protection of carboxylic acids by conversion to their benzhydryl esters. The protecting group can be cleaved by hydrogenolysis: Helv. Chim. Acta, 31, 439 (1938), or mild acid: J. Am. Chem. Soc., 87, 3969, 5469 (1965). See Appendix 6.
Hazard Statements: H301-H317
Toxic if swallowed. May cause an allergic skin reaction.
Precautionary Statements: P261-P280g-P301+P310a-P363-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves. IF SWALLOWED: Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.