In today's fast fine chemicals manufacture, you need new intermediates fast, and they are not always readily available. ChangChem has the answers to your company's unique problem. Give us a fax (+86 513 8515 5236) or send us an e-mail to begin solving your company's problems today! Quality assurance and confidential services from milligrams to metric tons scales.
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ChangChem can make the following reactions:
Acetylation Acylation Alkylation Alkylation, Reductive Allylic Bromination Allylic Bromination Amidation Ammonolysis Anhydride Formation Arylation Asymmetric Synthesis Boc, Cbz, Fmoc Protection Bromination Centrifugation Chiral Synthesis Chlorination Chloromethylation Chlorosulfonation Condensation Continuous Catalytic Reaction Column Purification Coupling Reaction Cyanation Cyclization Diazotization Diels-Alder Reaction Distillation Elimination Enzymatic Reactions Epoxidation Esterification Etherification Ethoxylation Ethylation Ethynylation Extraction Filtration Fischer-Indole Synthesis Fluorination Formylation Friedel-Crafts Reaction Gomberg-Bachmann Reaction Grignard Reaction Halogenation Hydrazinolysis Reaction Hydrogenation Hydrolysis Hydroxylation Ketone Reactions Methylation Neutralization Nitration Nitrosation Nucleotide Synthesis Oxidation Oxo Reactions Oxygen Removal Pegylation Peptide Neutralization Peptide Synthesis Phase-transfer Reactions Phosgenation Reduction Ring Formation Saponification Substitution Sulfation Sulphonation Suzuki Reaction Thiocarbonylation Thionation Transesterification Williamson Reaction Wohl-Ziegler Reaction Wurtz Reaction
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