Latest article
Application of 3-Fluorophenylacetylene_Kain Industrial Additive
Background and overview[2] 3-Fluorophenylacetylene can be used as a pharmaceutical synthesis intermediate and is a terminal alkyne. The addition reaction of terminal alkynes is widely used in the synt…
Preparation of 3-methyl-2-phenylpyridine_Kain Industrial Additive
Background and overview[1] 2-Phenylpyridine compound 3-methyl-2-phenylpyridine is not only an important structural component of medicines, pesticides, dyes, functional materials, spices and natural pr…
Preparation of 2-methoxy-4-(2-aminoethyl)phenol hydrochloride_Kain Industrial Additive
Background and overview[1] 2-Methoxy-4-(2-aminoethyl)phenol hydrochloride can be used as a pharmaceutical synthesis intermediate and can be prepared by the reaction of vanillin and nitromethane. 2-Met…
Preparation of 4-carboxyphenylhydrazine hydrochloride_Kain Industrial Additive
Background and overview[1][2] 4-Carboxyphenylhydrazine hydrochloride is an important intermediate, especially a pharmaceutical intermediate. The existing technology uses p-aminobenzoic acid as raw mat…
Preparation of p-trifluoromethylthioaniline_Kain Industrial Additives
Background and overview[1][2] P-Trifluoromethylthioaniline is a compound useful as an intermediate for the production of pesticides such as insecticides and acaricides. P-Trifluoromethylthioaniline ca…
Preparation of 2-thiol benzothiazole zinc salt_Kain Industrial Additive
Background and overview[1][2] 2-Thiobenzothiazole zinc salt has the characteristics of fast vulcanization acceleration, low vulcanization flatness, and no early vulcanization during mixing. It is wide…
Preparation and application of (4-chlorophenyl)glyoxylic acid_Kain Industrial Additive
Background and overview[1] (4-Chlorophenyl)glyoxylic acid is a pharmaceutical intermediate that can be prepared from chlorobenzene and ethyl 2-chloro-2-oxoacetate in two steps. It can be used to prepa…
Preparation of accelerator zmbt_Kain Industrial Additive
Background and overview[1] The accelerator zmbt is zinc 2-mercaptobenzothiazole. Mercaptothiazole metal compounds are often used as vulcanization accelerators for natural rubber, diene synthetic rubbe…
Preparation of ethoxyformylethyltriphenylphosphine bromide_Kain Industrial Additive
Background and overview[1] Ethoxyformylethyl triphenylphosphine bromide is an organic intermediate that can be prepared in one step from triphenylphosphine and ethyl 2-bromopropionate. Ethoxyformyleth…
Preparation of (1R,2R)-(+)-1,2-diaminocyclohexane-N,N’-bis(2-phenylphosphine-1-naphthoyl)_Kain Industrial Additive
Background and overview[1] (1R,2R)-(+)-1,2-diaminocyclohexane-N,N’-bis(2-phenylphosphine-1-naphthoyl) is an organic phosphine ligand commonly used in transition metal catalyzed reactions. This c…
