Sodium hydroxide (NaOH), sodium chlorite (NaCl[O.sub.2]), acetic acid, silver nitrate (AgN[O.sub.3]), methanol, and pyridine were purchased from Merck whereas 1-methylimidazole,
allyl chloride, dimethyl sulfoxide (DMSO), phenylisocyanate, tetrahydrofuran (THF), and Amberlyst 15 DRY were purchased from Sigma-Aldrich.
Dimethylamine ([greater than or equal to]99.8%), allyldimethylamine (>99.0%),
allyl chloride (>99.8%), allyl alcohol (>99.5%), and allyl aldehyde (>99.0%) were purchased from Sigma-Aldrich (USA).
Qi, CCl bond fission, HCl elimination, and secondary radical decomposition in the 193 nm photodissociation of
allyl chloride, J.
described a fluorescent-tagged water-soluble copolymer [4-methoxy-N-(2-NO,NO-dimethyl aminoethyl) naphthalimide
allyl chloride quaternary ammonium salt] (FM)--AM (21).
Effective April 1 or as contracts allow, Dow is increasing the prices of
allyl chloride and epichlorohydrin as follows: North America--$0.05/lb; Europe--EUR 85/MT; Latin Americas--100/MT; Asia Pacific--$100/MT.
Noel Boulos has been named North American business manager, organic products, responsible for the development of imported allylic product lines including epichlorohydrin,
allyl chloride, 1,3-dichloropropene and polyglycerols.
Dow will increase the price of
allyl chloride by $0.03/lb.
Summary: Allyl dimethyl dehydroabietyl ammonium chloride (ADMDHAC) was synthesized from dehydroabietylamine (DHA) and
allyl chloride. The synthesis was carried out in two steps.
NMR spectrum revealed the presence of the starting diamine 1, the monoformate 2, and diformate 3 in an approximate ratio of 1:2:1, respectively (Scheme
Allyl chloride (0.25 mol) was added dropwise (~20 min) to the reaction mixture in methanol (100 [cm.sup.3]), keeping the temperature around 50[degrees]C.
The Epoxy Products and Intermediates business of The Dow Chemical Company (Midland, Mich.) is increasing the North American off-list price for
allyl chloride by $0.05/lb.
Prices for
allyl chloride and epichlorohydrin are increased by, $0.05/lb (effective January 2000).
Allyl chloride (0.11 mole) was added dropwise to a stirred solution of PAl (2 mole) in dimenyl sulphoxide (DMSO) under nitrogen atmosphere at ambient temperature.
