Shanghai Haoyuan ChemExpress Co., Ltd.

(R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)amino)-2-methylpent-2-enoic acid is an organic compound containing a tert-butoxycarbonyl (Boc) protecting group, primarily used as a pharmaceutical intermediate. This compound introduces a tert-butoxycarbonyl group to the amino group to protect it, ens...

The melting point of 2-chloro-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one is between 176°C and 178°C, with a density of 1.3. Under normal temperature and pressure, it appears as a yellow or dark yellow solid. Its solubility in chloroform and methanol is moderate, but it dissolves better when hea...

2'-Deoxy-2'-fluorocytidine can synergize with T705 to enhance the antiviral efficacy of both compounds against CCHFV replication, and is widely used in the development of antiviral bioactive molecules and drug molecules. Firstly, it has garnered significant attention as an effective inhibitor of Crimean-Co...

2'-氟-2'-脱氧尿苷

4,6-Dichloro-2-(propylthio)-5-aminopyrimidine is a pharmaceutical intermediate that can be used as an intermediate for ticagrelor, an antithrombotic drug; it is a ticagrelor intermediate.

6-Bromo-2-chloro-8-cyclopentyl-5-methyl-pyrido[2,3-d]pyrimidin-7(8H)-one is used for the preparation of pyrido[2,3-d]pyrimidin-7(8H)-one derivatives, such as CDK4 and/or CDK6 inhibitors. These derivatives can be used for disease treatment and are applicable in laboratory research and development processes,...

The mechanism of action of bazedoxifene acetate is unique. It is a novel selective estrogen receptor modulator (SERM) that selectively regulates estrogen receptors. Bazedoxifene acts as an estrogen receptor agonist in certain tissues of the body. In human bones, it has the same effect as estrogen (estrogen...

Purity >=99% 1g; 100g; 1kg

Psoriasis Purity：99% 100g; 1kg; 10kg  USDMF： 40692  CEP： 2025-092

Intermediate of Calcipotriol for the treatment of Psoriasis

API of Crisaborole for the treatment of Mild to moderate atopic dermatitis. Purity >=98% 100g; 1kg; 10kg 

Eldecalcitol is an active vitamin D3 derivative.

ChemExpress Proudly Joins the ACS GCIPR to Advance Green Chemistry! 

Founded in 2006, ChemExpress focuses on providing small molecule and new modalities CDMO services for both pharmaceutical and biotech clients. Our comprehensive CRO & CDMO platform is engaged in the research and development, manufacturing and supply of regulatory starting materials, novel building blocks, intermediates, reference compounds, APIs and drug products. We are a one-stop service platform to support our client’s projects from early drug discovery, process development to commercialization.

ChemExpress have been shortlisted for Best CRO (Contract Research Organization) at the 11th World ADC Awards. 

ChemExpress CDMO Services brochure (CDMO）

ChemExpress have received EIR with the conclusion of the inspection, no FDA 483, Observations, was issued by US FDA on August 8th.

ChemExpress ADC Products handbook (ADC)

ChemExpress focuses on providing small molecule and new modalities CDMO services for both pharmaceutical and biotech clients. 

ChemExpress FTE & FFS Services Flyer (FTE&FFS)

DMF Filed ADC Small Molecule Products