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Protonated diacetone alcohol and protonated 4- hydroxy-3-methyl-2-butanone undergo vinylation and colli- sion-induced dehydration as the only primary reactions, the product of the former reaction consisting of up to 40% of the total product ion distribution.
Masahiro Hirama,; Kenshu Fujiwara,; Kuniyoshi Shigematu,; Yoshimasa Fukazawa.The 10-membered ring analogs of neocarzinostatin chromophore: design, synthesis and mode of decomposition. J. Am. Chem. Soc. 1989, 111 (11), 4120-4122.
Xiaoyu Liu,; Harvey E. Jeffries,; Kenneth G. Sexton. Atmospheric Photochemical Degradation of 1,4-Unsaturated Dicarbonyls. Environ. Sci. Technol. 1999, 33 (23),4212-4220.
Hazard Statements: H227-H315-H319-H335
Combustible liquid. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P210u-P261-P280a-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.