1
|
Uriel C, Grenier D, Herranz F, Casado N, Bañuelos J, Rebollar E, Garcia-Moreno I, Gomez AM, López JC. De Novo Access to BODIPY C-Glycosides as Linker-Free Nonsymmetrical BODIPY-Carbohydrate Conjugates. J Org Chem 2024; 89:4042-4055. [PMID: 38438277 PMCID: PMC10949249 DOI: 10.1021/acs.joc.3c02907] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2023] [Revised: 02/19/2024] [Accepted: 02/26/2024] [Indexed: 03/06/2024]
Abstract
Recent years have witnessed an increasing interest in the synthesis and study of BODIPY-glycoconjugates. Most of the described synthetic methods toward these derivatives involve postfunctional modifications of the BODIPY core followed by the covalent attachment of the fluorophore and the carbohydrate through a "connector". Conversely, few de novo synthetic approaches to linker-free carbohydrate-BODIPY hybrids have been described. We have developed a reliable modular, de novo, synthetic strategy to linker-free BODIPY-sugar derivatives using the condensation of pyrrole C-glycosides with a pyrrole-carbaldehyde derivative mediated by POCl3. This methodology allows labeling of carbohydrate biomolecules with fluorescent-enough BODIPYs within the biological window, stable in aqueous media, and able to display singlet oxygen generation.
Collapse
Affiliation(s)
- Clara Uriel
- Instituto
de Química Orgánica General, IQOG-CSIC, Juan de la Cierva 3, Madrid 28006, Spain
| | - Dylan Grenier
- Instituto
de Química Orgánica General, IQOG-CSIC, Juan de la Cierva 3, Madrid 28006, Spain
| | - Florian Herranz
- Instituto
de Química Orgánica General, IQOG-CSIC, Juan de la Cierva 3, Madrid 28006, Spain
| | - Natalia Casado
- Departamento
de Química Física, Universidad
del Pais Vasco, UPV-EHU, Apartado 644, Bilbao 48080, Spain
| | - Jorge Bañuelos
- Departamento
de Química Física, Universidad
del Pais Vasco, UPV-EHU, Apartado 644, Bilbao 48080, Spain
| | - Esther Rebollar
- Instituto
de Química y Física Blas Cabrera, CSIC, Serrano 119, Madrid 28006, Spain
| | | | - Ana M. Gomez
- Instituto
de Química Orgánica General, IQOG-CSIC, Juan de la Cierva 3, Madrid 28006, Spain
| | - J. Cristobal López
- Instituto
de Química Orgánica General, IQOG-CSIC, Juan de la Cierva 3, Madrid 28006, Spain
| |
Collapse
|
2
|
Wang D, Wang L, Guo X, Zhang X, Ma J, Kang Z, Li ZY, Jiao L, Hao E. Visible-Light-Induced Direct Photoamination of BODIPY Dyes with Aqueous Ammonia. Org Lett 2023; 25:7650-7655. [PMID: 37830791 DOI: 10.1021/acs.orglett.3c02962] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2023]
Abstract
By taking advantage of their strong absorption ability, visible-light-induced direct photoamination of BODIPY dyes with aqueous ammonia was developed to give structurally diverse α-amino BODIPYs. The excited state of BODIPYs possessed higher electron affinity than the ground state and thus showed largely enhanced reactivity toward weak nucleophile of ammonia. Those α-amino BODIPYs are valuable synthetic intermediates and have been successfully demonstrated in several post-transformation reactions. The work indicates that photoreaction is an excellent alternative to conventional functionalization of this popular fluorophore.
Collapse
Affiliation(s)
- Dandan Wang
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
- School of Science, Anhui Agriculture University, Hefei 230036, China
| | - Long Wang
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Xing Guo
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Xiankang Zhang
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Juan Ma
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Zhengxin Kang
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Zhong-Yuan Li
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Lijuan Jiao
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| | - Erhong Hao
- The Key Laboratory of Functional Molecular Solids, Ministry of Education; Anhui Laboratory of Molecule-Based Materials; School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, China
| |
Collapse
|
3
|
Gomez AM, Ventura J, Uriel C, Lopez JC. Synthesis of carbohydrate–BODIPY hybrids. PURE APPL CHEM 2023. [DOI: 10.1515/pac-2023-0113] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/17/2023]
Abstract
Abstract
Owing to the relevance of fluorescently labeled carbohydrates in the study of biological processes, we have investigated several routes for the preparation of saccharides covalently linked to borondipyrromethene (BODIPY) fluorophores. We have shown that BODIPY dyes can be used as aglycons through synthetic saccharide protocols. In particular, a per-alkylated 8-(2-hydroxy-methylphenyl)-4,4′-dicyano-BODIPY derivative, which withstands glycosylation and protection/deprotection reaction conditions without decomposition, has been used in the stepwise synthesis of two fluorescently labeled trisaccharides. These saccharides displayed high water solubility and a low tendency to (H-)aggregation, a phenomenon that causes loss of photophysical efficiency in BODIPYs. Two additional synthetic strategies toward glyco-BODIPYs have also been described. The first method relies on a Ferrier-type C-glycosylation of the BODIPY core, leading to linker-free carbohydrate–BODIPY hybrids. Secondly, the application of the Nicholas propargylation reaction to 1,3,5,7-tetramethyl BODIPYs provides access to 2,6-dipropargylated BODIPYs that readily undergo CuAAC reactions with azido-containing sugars. From a photophysical standpoint, the BODIPY-labeled saccharides could be used as stable and fluorescent water-soluble chromophores, thereby addressing one of the current challenges in molecular imaging.
Collapse
Affiliation(s)
- Ana M. Gomez
- Bioorganic Chemistry , IQOG-CSIC, Instituto Quimica Organica General , Juan de la Cierva 3, 28006 , Madrid , Spain
| | - Juan Ventura
- Bioorganic Chemistry , IQOG-CSIC, Instituto Quimica Organica General , Juan de la Cierva 3, 28006 , Madrid , Spain
| | - Clara Uriel
- Bioorganic Chemistry , IQOG-CSIC, Instituto Quimica Organica General , Juan de la Cierva 3, 28006 , Madrid , Spain
| | - Jose Cristobal Lopez
- Bioorganic Chemistry , IQOG-CSIC, Instituto Quimica Organica General , Juan de la Cierva 3, 28006 , Madrid , Spain
| |
Collapse
|
4
|
Wang Z, Guo X, Kang Z, Wu Q, Li H, Cheng C, Yu C, Jiao L, Hao E. Aryl-Boron-Substituted BODIPYs: Direct Access via Aluminum-Chloride-Mediated Arylation from Arylstannanes and Tuning the Optoelectronic Properties. Org Lett 2023; 25:744-749. [PMID: 36700834 DOI: 10.1021/acs.orglett.2c04184] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Abstract
An efficient procedure is presented for functionalization of BODIPYs at boron with arylstannanes as weak nucleophiles in the presence of aluminum chloride, providing new aryl-boron-substituted BODIPY and aza-BODIPY derivatives of singular importance. Most of these aryl-boron-substituted BODIPYs showed bright emission in the aqueous solution with significant aggregation-induced emission enhancement and high solid-state emission as a result of the restricted rotation of the meso-phenyl group and boron-substituted aryl groups as well as the formation of J-type aggregates.
Collapse
Affiliation(s)
- Zhaoyun Wang
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Xing Guo
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Zhengxin Kang
- School of Chemical and Environmental Engineering, Anhui Polytechnic University, Wuhu, Anhui 241000, People's Republic of China
| | - Qinghua Wu
- School of Pharmacy, Anhui University of Chinese Medicine, Hefei, Anhui 230012, People's Republic of China
| | - Heng Li
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Cheng Cheng
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Changjiang Yu
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Lijuan Jiao
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| | - Erhong Hao
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu, Anhui 241002, People's Republic of China
| |
Collapse
|
5
|
Investigation of the Fuzzy Complex between RSV Nucleoprotein and Phosphoprotein to Optimize an Inhibition Assay by Fluorescence Polarization. Int J Mol Sci 2022; 24:ijms24010569. [PMID: 36614009 PMCID: PMC9820559 DOI: 10.3390/ijms24010569] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/30/2022] [Revised: 12/21/2022] [Accepted: 12/23/2022] [Indexed: 12/30/2022] Open
Abstract
The interaction between Respiratory Syncytial Virus phosphoprotein P and nucleoprotein N is essential for the formation of the holo RSV polymerase that carries out replication. In vitro screening of antivirals targeting the N-P protein interaction requires a molecular interaction model, ideally consisting of a complex between N protein and a short peptide corresponding to the C-terminal tail of the P protein. However, the flexibility of C-terminal P peptides as well as their phosphorylation status play a role in binding and may bias the outcome of an inhibition assay. We therefore investigated binding affinities and dynamics of this interaction by testing two N protein constructs and P peptides of different lengths and composition, using nuclear magnetic resonance and fluorescence polarization (FP). We show that, although the last C-terminal Phe241 residue is the main determinant for anchoring P to N, only longer peptides afford sub-micromolar affinity, despite increasing mobility towards the N-terminus. We investigated competitive binding by peptides and small compounds, including molecules used as fluorescent labels in FP. Based on these results, we draw optimized parameters for a robust RSV N-P inhibition assay and validated this assay with the M76 molecule, which displays antiviral properties, for further screening of chemical libraries.
Collapse
|
6
|
Blázquez-Moraleja A, Maierhofer L, Mann E, Prieto-Montero R, Oliden-Sánchez A, Celada L, Martínez-Martínez V, Chiara MD, Chiara JL. Acetoxymethyl-BODIPY dyes: a universal platform for the fluorescent labeling of nucleophiles. Org Chem Front 2022. [DOI: 10.1039/d2qo01099b] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A general and robust methodology has been developed for the direct incorporation of a wide variety of C-, N-, P-, O-, S-, and halo-nucleophiles into functional BODIPY conjugates in a single reaction step.
Collapse
Affiliation(s)
| | - Larissa Maierhofer
- Instituto de Química Orgánica General (IQOG-CSIC), Juan de la Cierva 3, 28006 Madrid, Spain
| | - Enrique Mann
- Instituto de Química Orgánica General (IQOG-CSIC), Juan de la Cierva 3, 28006 Madrid, Spain
| | - Ruth Prieto-Montero
- Departamento de Química Física, Universidad del País Vasco-EHU, Facultad de Ciencia y Tecnología, Apartado 644, 48080 Bilbao, Spain
| | - Ainhoa Oliden-Sánchez
- Departamento de Química Física, Universidad del País Vasco-EHU, Facultad de Ciencia y Tecnología, Apartado 644, 48080 Bilbao, Spain
| | - Lucía Celada
- Instituto de Investigación Sanitaria del Principado de Asturias, Instituto Universitario de Oncología del Principado de Asturias (IUOPA), CIBERONC, Universidad de Oviedo, Hospital Universitario Central de Asturias, 33011 Oviedo, Spain
| | - Virginia Martínez-Martínez
- Departamento de Química Física, Universidad del País Vasco-EHU, Facultad de Ciencia y Tecnología, Apartado 644, 48080 Bilbao, Spain
| | - María-Dolores Chiara
- Instituto de Investigación Sanitaria del Principado de Asturias, Instituto Universitario de Oncología del Principado de Asturias (IUOPA), CIBERONC, Universidad de Oviedo, Hospital Universitario Central de Asturias, 33011 Oviedo, Spain
| | - Jose Luis Chiara
- Instituto de Química Orgánica General (IQOG-CSIC), Juan de la Cierva 3, 28006 Madrid, Spain
| |
Collapse
|
7
|
Kang Z, Lv F, Wu Q, Li H, Li Z, Wu FX, Wang Z, Jiao L, Hao E. Palladium(II)-Catalyzed Dehydrogenative Strategy for Direct and Regioselective Oligomerization of BODIPY Dyes. Org Lett 2021; 23:7986-7991. [PMID: 34606282 DOI: 10.1021/acs.orglett.1c02996] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A family of directly β,γ-linked BODIPY oligomers up to pentamers were regioselectively prepared via Pd(II)-catalyzed oxidative C-H cross-coupling. The structural integrity of β,γ-linked dimers was unambiguously confirmed by X-ray crystallography. These structurally unprecedented oligomers showed red-shifted absorptions and near-infrared emissions along with efficient intersystem crossing, giving ΦΔ in the range of 12-43%, for potential use as heavy-atom-free photosensitizers.
Collapse
Affiliation(s)
- Zhengxin Kang
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Fan Lv
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Qinghua Wu
- School of Pharmacy, Anhui University of Chinese Medicine, Hefei 230012, China
| | - Heng Li
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Zhongxin Li
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Feng-Xi Wu
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Zhaoyun Wang
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Lijuan Jiao
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Erhong Hao
- Anhui Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| |
Collapse
|
8
|
Gong Q, Wu Q, Guo X, Li H, Li W, Yu C, Hao E, Jiao L. Thiophene-Fused BODIPY Dimers and Tetramers from Oxidative Aromatic Couplings as Near-Infrared Dyes. Org Lett 2021; 23:7661-7665. [PMID: 34546062 DOI: 10.1021/acs.orglett.1c02926] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
We describe a straightforward, postmodification synthesis for a family of thiophene-fused BODIPY dimers and tetramers through transforming flexible sulfur bridges into coplanar thiophene fusions. FeCl3 was used as a bifunctional oxidant for both intramolecular and intermolecular oxidative aromatic coupling reactions. Oxidative fusion and dimerization gave strong red-shift absorptions from 509 nm for a BODIPY monomer to 830 nm for a tetramer.
Collapse
Affiliation(s)
- Qingbao Gong
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Qinghua Wu
- School of Pharmaceutical Sciences, Anhui University of Chinese Medicine, Hefei 230012, China
| | - Xing Guo
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Heng Li
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Wanwan Li
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Changjiang Yu
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Erhong Hao
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| | - Lijuan Jiao
- The Key Laboratory of Functional Molecular Solids, Ministry of Education, School of Chemistry and Materials Science, Anhui Normal University, Wuhu 241002, China
| |
Collapse
|