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application of p-xylyl ether_industrial additives

background and overview[1] p-xylyl ether is an important pharmaceutical intermediate, for example, it can be used to prepare 4,4′-diphenyl ether…

preparation and application of p-tert-butylbenzoic acid_industrial additives

background and overview[1] p-tert-butylbenzoic acid (ptba) is colorless needle-shaped crystals or crystalline powder. it is a derivative of benzoic ac…

preparation of 1,3-diphenyl urea_industrial additives

background and overview[1] 1,3-diphenylurea is a urea compound. urea refers to a compound containing r1r2n-co-nr1r2 functional group. it is an artific…

preparation and application of potassium 2,5-dihydroxybenzenesulfonate_industrial additives

background and overview[1] potassium 2,5-dihydroxybenzenesulfonate is a 2,5-dihydroxybenzenesulfonic acid derivative and can be used alone or in combi…

preparation of n-tert-butyl-2-benzothiazole sulfenamide_industrial additives

background and overview[1] n-tert-butyl-2-benzothiazole sulfenamide is a commonly used post-effect accelerator. it is very safe at operating temperatu…

preparation and application of dimethyl isophthalate_industrial additives

background and overview[1] dimethyl isophthalate is a white needle-like crystal, soluble in methanol and ethanol, but insoluble in water. it is used i…

preparation and application of tetrahydrophthalic anhydride_industrial additives

background and overview[1] tetrahydrophthalic anhydride is also called tetrahydrophthalic anhydride. tetrahydrophthalic anhydride has cis and trans is…

preparation of (+)-norphenylephrine hydrochloride_industrial additives

background and overview[1] (+)-norfenefrine hydrochloride, also known as norfenefrine hydrochloride, scientific name m-hydroxyphenylethanolamine hydro…

preparation of 2,2′-bis(trifluoromethyl)diaminobiphenyl_industrial additives

background and overview[1] 2,2′-bis(trifluoromethyl)diaminobiphenyl is also called 2,2′-bis(trifluoromethyl)-4,4’diaminobiphenyl. 2,…

preparation and application of 2-nitro-5-chloroaniline_industrial additives

background and overview[1] 2-nitro-5-chloroaniline is an important pharmaceutical and veterinary drug intermediate. it is currently used in fenbendazo…

preparation and application of 3,5-dihydroxypentylbenzene_industrial additives

background and overview[1-2] 3,5-dihydroxypentylbenzene is an important pharmaceutical intermediate, which was first obtained by degrading lichenic ac…

preparation and application of 5-amino-2-nitrotrifluorotoluene_industrial additives

background and overview[1-2] 5-amino-2-nitrotrifluorotoluene is an organic intermediate that can be prepared from m-chlorotrifluorotoluene in two step…

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