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preparation method of 2-hydroxy-3′-nitro-biphenyl-3-carboxylic acid_kain industrial additive
background and overview[1] eltrombopag (trade name: promacta) was developed by the british company glaxosmithkline. it was approved by the fda for marketing in the united states in november 2008. it i…
main applications of 3-aminodibenzofuran_kain industrial additives
background and overview[1] 3-aminodibenzofuran can be used as a pharmaceutical synthesis intermediate. preparation[1] 1) synthesis of 3-nitrodibenzofuran: add 150ml trifluoroacetic acid to the reactio…
main applications of 4,4’-biphenyldiphenol_kain industrial additives
background and overview[1] 4,4′-biphenyldiphenol is widely used in the chemical industry to prepare engineering composites, polyester, modified monomers of polyurethane, polyphenylsulfone, epoxy resin…
preparation method of 5-bromobenzofuran_kain industrial additive
background and overview[1] benzofuran and its derivatives such as 5-bromobenzofuran are very important organic compounds with high biological activity and are widely present in the skeleton of many na…
n-[5-[4-[(1,1-dioxo-4-thiomorpholinyl)methyl]phenyl][1,2,4]triazolo[1,5-a]pyridine -2-yl]cyclopropanecarboxamide_kain industrial additive
background and overview[1] n-[5-[4-[(1,1-dioxo-4-thiomorpholinyl)methyl]phenyl][1,2,4]triazolo[1,5- a]pyridin-2-yl]cyclopropanecarboxamide can be used as a pharmaceutical synthesis intermediate. prepa…
applications of poly(p-phenylene terephthalamide)_kain industrial additives
overview[1] poly(p-phenylene terephthalamide) is an all-para-polyaramid formed by the condensation polymerization of p-phenylenediamine and terephthaloyl chloride. it has a rigid chain structure. it c…
preparation method of 3-(4-bromophenyl)piperidin-2-one_kain industrial additive
background and overview[1] 3-(4-bromophenyl)piperidin-2-one can be used as a pharmaceutical synthesis intermediate. preparation[1] 3-(4-bromophenyl)piperidin-2-one is prepared as follows: to ethyl 2-(…
preparation method of deuterated acetophenone_kain industrial additive
overview[1] deuterated acetophenone is a deuterated reagent that can be prepared from benzene-d6 in two steps. preparation method[1] step 1: preparation of acetophenone-2′,3′,4′,5…
application of p-nitroethylbenzene_kain industrial additive
overview[1] p-nitroethylbenzene is a light yellow liquid. easily soluble in ethanol and ether, soluble in acetone and benzene, but insoluble in water. it is mainly used in the production of p-nitroace…
main applications of 2,6-dimethylchloroacetanilide_kain industrial additives
background and overview[1] 2,6-dimethylchloroacetanilide can be used as a pharmaceutical synthesis intermediate. if 2,6-dimethylchloroacetanilide is inhaled, please move the patient to fresh air; if t…
