12、e ( to create a high pressure), an amine is formed. As there is only one alkyl group attached to the nitrogen atom, ethylamine is termed a primary (1) amine.ethanolHeat in a sealed tubeHaloalkaneAlkylamineethanolHeat in a sealed tubeBromoethaneEthylamine(b)二級(2)及三級(3)胺Secondar...
A ___ often occurs to haloalkanes and haloarenes because of their slight dipole property. The ___ is obtained through the reaction of an aromatic amine with hydrochloric acid and ___. Haloalkanes and haloarenes can be produced using UV light, which puts a ___ on every available ...
Ques 16. An alkylene dihalide is identified as ___ if the same carbon atom consists of two halogen groups attached to it. gem-dihalide α, ω-halide vic-dihalide α, β-halide Click here for the answer Ques 17. Select the correct arrangement of alkyl halides in their decreasing order ...
(2) formed by subjecting one or more epoxy compounds selected from the group consisting of ethylene oxide and propylene oxide with glycerin as an initiator, the polyhydric alcohol having an average molecular weight of 100 to 2000; and one or two or more tertiary amine compounds selected from ...
The catalyst complex is selected from the group consisting of a copper-containing catalyst/a primary amine; an iron-containing catalyst/an amide; an iron-containing catalyst/a phosphate and; a copper-containing catalyst/nitrile. The copper-containing catalyst is selected from the group consisting of...
Production of omega-aminoalkanesulphonic acids (I) comprises (a) reaction of a secondary amine (II) with a dihaloalkane (III) in aqueous alkali hydroxide solution at pH 8-10; (b) adjustment of the pH to 0-1 with a hydrohalic acid; (c) separation of excess (III); (d) adjustment ...
Here, an effective enzyme immobilization strategy was developed to overcome the disadvantages of DhaA. DhaA was physically absorbed with amine-functionalized meso-cellular foam (MCF). The MCF-absorbed DhaA (MD) was intermolecularly crosslinked with 8-arm PEG N-hydroxysuccinimide ester and then ...
Cleaning composition containing an alkyl polyglycoside, a solubilizer, the reaction product of a trihaloalkane or epichlorhydrin with a oxyalkylated alcohol, mercaptan or amine: surprisingly good caustic solubilitydoi:US6532973 B1wherein R 3 is a substituted or unsubstituted saturated or unsaturated,...