Data Documentation for the supplemetary material of the article "Photochemical carboborylation and three-component difunctionalization of a,b-unsaturated ketones with boronic acids via tosylhydrazones". Chemical Science, doi: 10.1039/d4sc06537a General Information Supplementary information for the article "Photochemical carboborylation and three- component difunctionalization of a,b-unsaturated ketones with boronic acids via tosylhydrazones" Chemical Science: DOI: 10.1039/d4sc06537a. The data are contained in a word .docx file with the chemdraw and NMR data embebed. NMR data in mestrenova format can be retrieved from the file. A zip file containing all the NMR data is also provided. Name of dataset: SupportingCS-2024-19626 Name of data files in data set: SupportingCS-2024-19626 NMR-CS-2024-19626.zip Dataset language: English Date the data set was last modified: 25-10-2024 Funder: Financial support of this work by Ministerio de Ciencia e Innovaci´on of Spain (Agencia Estatal de Investigaci´on: grant MCINN-23-PID2022-140635NB-I00 ?nanced by MCIN/AEI/ 10.13039/501100011033/FEDER, UE). A FPI predoctoral contract to ´A.V.-M. (MCINN-24-PREP2022-000214) and a “Ram´on y Cajal” postdoctoral grant to M. P. (MCINN-24-RYC2022-035485-I) by Ministerio de Ciencia e Innovaci´on of Spain (Agencia Estatal de Investigaci´on) are gratefully acknowledged. How to cite data: Valdés-Maqueda, Á.; Plaza, M.; Valdés, C. Photochemical Carboborylation and Three-Component Difunctionalization of a,ß-Unsaturated Ketones with Boronic Acids via Tosylhydrazones. Chem. Sci. 2024, 15 (46), 19626–19633. https://doi.org/10.1039/D4SC06537A.] Methodology for data collection: Data collector(s): Alvaro Valdés-Maqueda, Manuel Plaza Date of data collection: 2023 Person to contact with questions: Carlos Valdés Data entry: 12-05-2025 Software (including version #) used to prepare data set: MSword, Chemdraw22.2, MestreNova 14 Data processing that was performed: NMR FIDs were processed with MestreNova, copied and pasted in the Word document Variables File Overview SupportingCS-2024-19626: a .docx file containing all the experimental and NMR data,: NMR mestrenova files can be retrieved oorm the document. NMR-CS-2024-19626.zip: a zip file containing the NMR data. There is one folder for each compound named with the numbers of the publication. Each folder contains independent folders for the 1H NMR data (1) and the 13C NMR data (2).