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…

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

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

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

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

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

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

background and overview[1] 5-chloro-2-hydroxyacetophenone can be nitrated to prepare 5-chloro-2-hydroxy-3-nitroacetophenone. 5-chloro-2-hydroxy-3-nitr…

background and overview[1] n-(3-methylphenyl)-4-(4-pyridine)-2-thiazolamine belongs to the 4-pyridyl-2-anilinothiazole (pat) class of compounds and is…

background and overview[1] p-xylyl ether is an organic intermediate that can be prepared from p-cresol and p-methylchlorobenzene in one step. there ar…

background and overview[1] p-trifluromethylaniline (abbreviated as ptfma, cas registration number: 455-14-1) is an important chemical raw material, es…