Simple and Efficient Synthesis of N-Succinimidyl-4-[18F]fluorobenzoate ([18F]SFB)—An Important Intermediate for the Introduction of Fluorine-18 into Complex Bioactive Compounds
2024

Simple and Efficient Synthesis of a Key Compound for PET Imaging

Sample size: 7 publication 10 minutes Evidence: high

Author Information

Author(s): Orlovskaya Viktoriya V., Fedorova Olga S., Viktorov Nikolai B., Krasikova Raisa N.

Primary Institution: N. P. Bechtereva Institute of the Human Brain, Russian Academy of Sciences

Hypothesis

Can we develop a faster and simpler method for synthesizing N-succinimidyl-4-[18F]fluorobenzoate ([18F]SFB)?

Conclusion

The new method for producing [18F]SFB offers significant time and cost savings while being easy to implement.

Supporting Evidence

  • The new method achieved a radiochemical yield of 30 ± 3% in about 35 minutes.
  • The purification process resulted in a radiochemical purity exceeding 99%.
  • The copper-mediated approach provided a higher RCC of 56 ± 3% compared to other methods.

Takeaway

This study found a quicker way to make a special chemical used in medical imaging, which helps doctors see inside the body better.

Methodology

The study evaluated two approaches for synthesizing [18F]SFB, focusing on a fast and simple purification procedure using solid-phase extraction (SPE).

Limitations

The study's findings may not be applicable to all types of precursors or in larger-scale applications without further optimization.

Digital Object Identifier (DOI)

10.3390/ph17121723

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication