Latest article
preparation method of phenol-4-sulfonic acid_kain industrial additive
background and overview[1] phenol-4-sulfonic acid can be used as a pharmaceutical synthesis intermediate. if phenol-4-sulfonic acid is inhaled, move the patient to fresh air; if skin contact occurs, r…
main applications of benzoyl chloride_kain industrial additives
background and overview[1] benzoyl chloride is a colorless, transparent, irritating, tear-inducing liquid. the relative density is 1.215~1.284, the melting point is -6℃, and the boiling point is 197℃.…
preparation of (3,5-dimethoxyphenyl)acetic acid_kain industrial additive
overview[1] bis- or polymethoxy-substituted phenylacetic acid is an important organic synthesis intermediate and is widely used in medicine and dyes. for example: (3,5-dimethoxyphenyl)acetic acid is u…
application of 2-bromo-4-chloro-3-fluorobenzoic acid_kain industrial additive
background and overview[1] 2-bromo-4-chloro-3-fluorobenzoic acid is an acid derivative that can be used as a pharmaceutical synthesis intermediate. preparation[1] 2-bromo-4-chloro-3-fluorobenzoic acid…
preparation of 1,1′-bis(diphenylphosphino)ferrocene palladium dichloride ii_kain industrial additive
overview[1] 1,1′-bis(diphenylphosphino)ferrocene palladium dichloride ii is widely used as a catalyst in the fields of organic chemistry, pharmaceutical chemistry and liquid crystal material synthesis…
preparation of 1,4-bis(diphenylphosphine)butane_kain industrial additive
overview[1] organophosphine ligands are one of the most widely used and versatile ligands in contemporary homogeneous catalysis, and are widely used in many fields such as basic theoretical research a…
main applications of anthranilic acid isopropylamide_kain industrial additive
background and overview[1] anthranilic acid isopropylamide can be used as a pharmaceutical synthesis intermediate, such as the preparation of bentazone. bentazone is an important post-emergence herbic…
preparation method of (1r,3s,4s)-3-(6-bromo-1h-benzimidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester_ kain industrial additives
background and overview[1] (1r,3s,4s)-3-(6-bromo-1h-benzimidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester can harvoni is used as an intermediate in pharmaceutical synthesis,…
preparation method of anhydrous sodium p-hydroxybenzene sulfonate_kain industrial additive
background and overview[1] anhydrous sodium p-hydroxybenzene sulfonate, molecular formula: c6h5nao4s, white crystalline powder, soluble in water, hot alcohol and glycerin. sodium p-hydroxybenzene sulf…
induction mechanism of p-fluorophenoxyacetic acid_kain industrial additive
background and overview[1] fluorobenzenes have stable chemical properties, are difficult to biodegrade, and are carcinogenic and teratogenic to the human body. the mineralization and degradation of th…
