Scalable synthesis of (1-cyclopropyl)cyclopropylamine hydrochloride
2011

Synthesis of (1-cyclopropyl)cyclopropylamine hydrochloride

publication Evidence: high

Author Information

Author(s): Kozhushkov Sergei I, Khlebnikov Alexander F, Kostikov Rafael R, Yufit Dmitrii S, de Meijere Armin

Primary Institution: Institut für Organische und Biomolekulare Chemie der Georg-August-Universität Göttingen

Hypothesis

An alternative route to synthesize (1-cyclopropyl)cyclopropylamine hydrochloride from a carboxylic acid is proposed.

Conclusion

The new method allows for the scalable preparation of (1-cyclopropyl)cyclopropylamine hydrochloride in higher yields compared to previous methods.

Supporting Evidence

  • The new synthesis method is reproducible on a 50 g scale.
  • The yield of the new method is superior to previously published methods.
  • The previous method required costly purification steps.

Takeaway

Scientists found a better way to make a special chemical that can help create medicines and pesticides, and they can make a lot of it at once.

Methodology

The synthesis involved a Curtius degradation of a carboxylic acid to produce the desired amine hydrochloride.

Limitations

The previous method required purification steps that were not easily scalable.

Digital Object Identifier (DOI)

10.3762/bjoc.7.113

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