Guangzhou Topwork Chemical Co., Ltd.

Guangzhou Topwork Chemical Co.,Ltd. specialize in manufacturing corticosteroid and relative intermediate. We also provide contract reseach & custom manufacture services.

Our strong API are: Algestone acetophenide, Ciclesonide, Demecarium Bromide, Desonide, Desoximetasone, Diflorasone, Diflorasone diacetate, Diflucortolone valerate, Difluprednate, Fludrocortisone acetate, Flumethasone, Fluorometholone, Fluorometholone acetate, 9-fluoroprednisolone acetate, Selectfluor, Halobetasol propionate, Halometasone, 16a-hydroxy prednisolone, Loteprednol etabonate, 16-Dehydropregnenolone acetate, 16-meprednisone, 16,17a-Epoxyprogesterone, 17a-Hydroxyprogeoterone,Methyprednisolone aceponate, Mometasone furoate, Prednicarbate, Prednisolone 17-valerate 21-acetate, Trilostane,Paliperidone,Pimobendan,Pergolide mesylate,N-Fluorobenzenesulfonimide,Pentafluoropentanol,4,4,5,5,5-Pentafluoro-1-pentanethiol and so on.

And Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid（3,4,5-Trihydroxybenzoic acid),Pyrogallol(1,2,3-Benzenetriol),Ethyl gallate, Progyl Gallate, n-Octyl gallate,3,4,5-Trimethoxybenzaldehyde,Methyl 3,4,5-trimethoxybenzoate.