Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A novel solid-phase approach to 2,4-diaminothiazoles.

R Baer1, T Masquelin

  • 1Department of Chemical Technologies, F. Hoffmann-La Roche AG, 4070 Basel, Switzerland.

Journal of Combinatorial Chemistry
|January 10, 2001
PubMed
Summary

A new solid-phase synthesis method creates 2,4-diaminothiazoles using polymer-supported auto-scavenging strategy (PSAS). This approach offers a clean, high-yielding, and traceless route to these important chemical compounds.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

An Allosteric Transcription Factor DNA-Binding Electrochemical Biosensor for Progesterone.

ACS sensors·2022
Same author

Implementing the Mindfulness-Based Interventions; Teaching Assessment Criteria (MBI:TAC) in Mindfulness-Based Teacher Training.

Global advances in health and medicine·2021
Same author

Thought-Action Fusion in Individuals with a History of Recurrent Depression and Suicidal Depression: Findings from a Community Sample.

Cognitive therapy and research·2018
Same author

Increase in PI3K signalling mimics mutated-Kras induction of pancreatic cancer.

Clinics and research in hepatology and gastroenterology·2013
Same author

Communication: Tailoring the optical gap in light-harvesting molecules.

The Journal of chemical physics·2011
Same author

Leptospirosis in a small animal veterinarian: reminder to follow standardized infection control procedures.

Zoonoses and public health·2009

Area of Science:

  • Organic Chemistry
  • Medicinal Chemistry
  • Synthetic Chemistry

Background:

  • 2,4-diaminothiazoles are a significant class of heterocyclic compounds with diverse biological activities.
  • Traditional synthesis methods can be complex and may generate significant waste.
  • Developing efficient and environmentally friendly synthetic routes is crucial for drug discovery and development.

Purpose of the Study:

  • To develop a novel and efficient solid-phase synthesis for 2,4-diaminothiazoles.
  • To introduce a polymer-supported auto-scavenging strategy (PSAS) for cleaner synthesis.
  • To demonstrate the versatility and broad applicability of the developed method.

Main Methods:

  • Solid-phase synthesis initiated from a polymer-bound thiouronium salt.

Related Experiment Videos

  • Formation of polymer-bound thioureido-thiourea intermediates.
  • Reaction with alpha-bromo-ketones followed by S-alkylation.
  • Base-catalyzed intramolecular-ring closure and cleavage to yield 2,4-diaminothiazoles.
  • Utilizing a polymer-supported auto-scavenging strategy (PSAS).

    • Main Results:

    • Successful synthesis of a library of 2,4-diaminothiazoles.
    • The method demonstrates tolerance to a wide range of functional groups and protecting groups.
    • The PSAS approach resulted in a clean, high-yielding, and traceless synthesis.
    • Purification of the final products was simplified due to the auto-scavenging nature of the method.

    Conclusions:

    • The novel solid-phase synthesis provides an efficient and versatile route to 2,4-diaminothiazoles.
    • The polymer-supported auto-scavenging strategy (PSAS) significantly improves the synthesis by ensuring purity and high yields.
    • This method represents a valuable advancement for the preparation of 2,4-diaminothiazole libraries in medicinal chemistry and drug discovery.