G. Richard Geier

Methods of making porphyrins and related compounds with Lewis acids. (2005). Washington, DC: U.S. Patent and Trademark Office.

Geier, G. R., & Lindsey, J. S. (2004). Effects of aldehyde or dipyrromethane substituents on the reaction course leading to meso-substituted porphyrins. TETRAHEDRON, 60(50), 11435–11444. https://doi.org/10.1016/j.tet.2004.09.081

Chevalier, F., Geier, G. R., & Lindsey, J. S. (2002). Acidolysis of intermediates used in the preparation of core-modified porphyrinic macrocycles. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES, 6(3), 186–197. https://doi.org/10.1142/S108842460200021X

Geier, G. R., & Lindsey, J. S. (2002). Effects of diverse acid catalysts on the reaction course in the two-step one-flask synthesis of meso-tetraphenylporphyrin. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES, 6(3), 159–185. https://doi.org/10.1142/S1088424602000208

Geier, G. R., Callinan, J. B., Rao, P. D., & Lindsey, J. S. (2001). A survey of acid catalysts in dipyrromethanecarbinol condensations leading to meso-substituted porphyrins. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES, 5(12), 810–823. https://doi.org/10.1002/jpp.387

Geier, G. R., Riggs, J. A., & Lindsey, J. S. (2001). Investigation of acid cocatalysis in syntheses of tetra-phenylporphyrin. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES, 5(9), 681–690. https://doi.org/10.1002/jpp.380.abs

Geier, G. R., & Lindsey, J. S. (2001). Investigation of porphyrin-forming reactions. Part 1. Pyrrole plus aldehyde oligomerization in two-step, one-flask syntheses of meso-substituted porphyrins. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, (5), 677–686. https://doi.org/10.1039/b009088n

Geier, G. R., & Lindsey, J. S. (2001). Investigation of porphyrin-forming reactions. Part 2. Examination of the reaction course in two-step, one-flask syntheses of meso-substituted porphyrins. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, (5), 687–700. https://doi.org/10.1039/b009092l

Geier, G. R., Littler, B. J., & Lindsey, J. S. (2001). Investigation of porphyrin-forming reactions. Part 3. The origin of scrambling in dipyrromethane plus aldehyde condensations yielding trans-A(2)B(2)-tetraarylporphyrins. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, (5), 701–711. https://doi.org/10.1039/b009098k

Geier, G. R., Littler, B. J., & Lindsey, J. S. (2001). Investigation of porphyrin-forming reactions. Part 4. Examination of the reaction course in syntheses of porphyrins via dipyrromethanecarbinols. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, (5), 712–718. https://doi.org/10.1039/b009101o

Geier, G. R., Ciringh, Y., Li, F. R., Haynes, D. M., & Lindsey, J. S. (2000). A survey of acid catalysts for use in two-step, one-flask syntheses of meso-substituted porphyrinic macrocycles. ORGANIC LETTERS, 2(12), 1745–1748. https://doi.org/10.1021/ol005917h

Rao, P. D., Littler, B. J., Geier, G. R., & Lindsey, J. S. (2000). Efficient synthesis of monoacyl dipyrromethanes and their use in the preparation of sterically unhindered trans-porphyrins. JOURNAL OF ORGANIC CHEMISTRY, 65(4), 1084–1092. https://doi.org/10.1021/jo9915473

Geier, G. R., Haynes, D. M., & Lindsey, J. S. (1999). An efficient one-flask synthesis of N-confused tetraphenylporphyrin. ORGANIC LETTERS, 1(9), 1455–1458. https://doi.org/10.1021/ol9910114

Geier, G. R., & Lindsey, J. S. (1999). N-confused tetraphenylporphyrin and tetraphenylsapphyrin formation in one-flask syntheses of tetraphenylporphyrin. JOURNAL OF ORGANIC CHEMISTRY, 64(5), 1596–1603. https://doi.org/10.1021/jo982068r