LC determination of impurities in methoxsalen drug substance: isolation and identification of isopimpinellin as a major impurity by atmospheric pressure chemical ionization LC/MS and NMR

Gary J Lehr, Thomas L. Barry, John D Franolic, Glenn Petzinger, Peter Scheiner

Journal of Pharmaceutical and Biomedical Analysis · 2003 · 19 citations · 17 references

Concepts

References

17