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Langchem

Custom Organic Synthesis
The customer provides literature methods or their own synthesis route in which all details (reaction times, solvents, temperatures, analytical data, purification methods, yields, etc.) are included. The more information provided, the shorter the timelines and the lower the price. If you have no technical information about the product that you want, we can give an estimate after we carefully review it.
Custom Synthesis work is provided over a broad range of reactions, including those requiring the use of high pressure reactors and conditions. Pilot–scale quantities can also be supplied.

Reaction capabilities include:


Acylation
Alkylation
Bromination
Chlorination
Chlorosulphonation
Condensation
Cryogenic reactions
Cyclisation
Dehydration
Dehydrobromination? Diazotisation
Diels-Alder reaction
Friedel-Crafts reaction
Grignard reaction
Hofmann degration
Amination
Oxidation

Lithiation
Mannich reaction
Methylation
Michael addition
Nitration
Reductions
Stecker reaction
Sulphonation
Sulphoxidation
Wolf-Kishner
Acetoacetylation
Halogenation
Amination
Sulfonation
Chlorosulfonation

Chemical sourcing in China:
  We have Several thousands of chemicals in stock. In addition? to our core business, we also provide those chemicals sourcing in China. For many years of experience in R&D and sourcing,we ?established very good relationship with many China Manufacturers and R&D institution.
If you are interested by chemical sourcing in China, to find out more about us, please email to us. We welcome any questions or comments that you might have.
Low price ( Sourcing in China) & high quality ( QC by HNMR, Lc-Ms and HPLC) and rich number of compounds will help your R&D greatly.

How to get started
  Please contact us our custom synthesis requirements and we will get a quote back to you as soon as possible (usually within the 24 - 48 hours).
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