e., a single bond or a hydrocarbon residue,...doi:US2274716 AAllan, Lyford ChaunceyUS2274716 * May 20, 1939 Mar 3, 1942 Allied Chem & Dye Corp Carboxylic acid amide derivatives and method of making
A member of the class consisting of sub-resinous ester-linked acyl derivatives of a water-insoluble detergent-forming monocarboxy acid amide of the formula: /[H],. /H R2C0N--[RE3] [R4], in which R2CO is the acyl radical of the aforementioned monocarboxy acid and having at least 8 ...
which is connected to a carboxyl group on both sides, making it an active group with important application value. Due to the properties of this amino group, it easily reacts with carboxylic acids and activated esters to form stable amide bonds. Moreover, under specific reducing...
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An information storage system and lubricant comprising a fluoropolyether amide lubricant on the surface of a storage medium is provided. In general, the lubricant of the present invention is comprised of amide derivatives of fluoropolyethers having at le
(O)C.sub.r H.sub.2r+1 ; amide, C.sub.r-1 H.sub.2(r-1) C(O)N(R.sub.i).sub.2 ; sulfate, --SO.sub.3.sup.- ; carboxylic acid=C.sub.r-1 H.sub.2(r-1) C(O)OQ where Q=H.sup.+, Li.sup.+, Na.sup.+, K.sup.+, Rb.sup.+, Cs.sup.+, Fr.sup.+, Ca....
(II) including carboxyl and salts thereof (III); in addition, the amide compound (I) including carboxyl is obtained through reacting binary- quaternary polybasic carboxylic acid (i) with primaryaliphaticamine and/ or aliphatic secondary amine (ii-1) having a substituent group with a carbon ...
The method at least two of making carboxylic acid amide substitute catalyst with one Grignard reagentThe invention relates to a method for disubstituting carboxylic acid amides on the geminal carbonyl-C-atom using at least one grignard reagent in the presence of a metal alcoholate compound used ...
(4) rearrangement of Cy-Ph-COCH 3 using sulphur and ammonia or an amine to give a compound in which X is carboxylic acid and R 1 , R 2 are hydrogen or a compound in which X is thioamide and optionally hydrolysing the amide, (5) hydrolysis of acid halide or anhydride or a ...
Alternatively, a corresponding derivative of 1-aminobenzene containing as substituents in the phenyl nucleus the methyl radical and a halogen atom is first acetylated with a haloacetic acid or a derivative thereof, such as a halide, ester, anhydride, amide or ester and the halo-acetylamide so ...