Category: 330794-35-9

N-Benzylpiperidinol derivatives as novel USP7 inhibitors: structure-activity relationships and X-ray crystallographic studies was written by Li, Minglei;Liu, Shengjie;Chen, Hui;Zhou, Xinyu;Zhou, Jin;Zhou, Shuxi;Yuan, Haoliang;Xu, Qing-Long;Liu, Jun;Cheng, Keguang;Sun, Hongbin;Wang, Yue;Chen, Caiping;Wen, Xiaoan. And the article was included in European Journal of Medicinal Chemistry in 2020.Safety of tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate This article mentions the following:

Piperidinol derivatives I (R¹ = 4-FC₆H₄; R² = PhCH₂, 2-pyridyl, 2-thiazolyl, etc.) and II (R³ = Br, 4-H₂NCH₂C₆H₄, 4-AcNHCH₂C₆H₄CH₂, 4-BocNHCH₂C₆H₄; R⁴ = 2-Cl-4-MeO₂CC₆H₃CH₂) were designed, synthesized and biol. evaluated, and the compound II [R³ = 4-H₂NCH₂C₆H₄; R⁴ = 2-Cl-4-MeO₂CC₆H₃CH₂; (III)] was identified as a highly selective and potent USP7 inhibitor (IC₅₀ = 40.8 nM, K_D = 78.3 nM). X-Ray crystallog. studies revealed that the compound III bound to USP7 with a new pose that was very different than the previously reported inhibitors. The results of cellular assays showed that the compound III had strong antitumor activity against LNCaP (IC₅₀ = 29.6 nM) and RS4; 11 (IC₅₀ = 41.6 nM) cells, probably through inducing cell death and restricting G0/G1 and S phases. Moreover, III dose-dependently reduced the protein levels of MDM2 and DNMT1 and increased the protein levels of p53 and p21. In the experiment, the researchers used many compounds, for example, tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate (cas: 330794-35-9Safety of tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate).

tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate (cas: 330794-35-9) belongs to esters. Esters are widespread in nature and are widely used in industry. In nature, fats are in general triesters derived from glycerol and fatty acids. Esters are responsible for the aroma of many fruits, including apples, durians, pears, bananas, pineapples, and strawberries. Esterification is the general name for a chemical reaction in which two reactants (typically an alcohol and an acid) form an ester as the reaction product. Esters are common in organic chemistry and biological materials.Safety of tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Divergent Synthesis of Molecular Winch Prototypes was written by Gisbert, Yohan;Abid, Seifallah;Kammerer, Claire;Rapenne, Gwenael. And the article was included in Chemistry – A European Journal in 2021.Synthetic Route of C18H28BNO4 This article mentions the following:

We report the synthesis of conceptually new prototypes of mol. winches [(η⁵-R₄C₅-bp-XTrzR¹)(Ind₃BH)Ru] [R = 4-FcC₆H₄; bp = 1,1′-biphenyl-4,4′-diyl; X = CH₂NHCOCH₂CH₂(OCH₂CH₂)₈; Trz = 1,2,3-triazole-1,4-diyl; R¹ = 9-triptycenyl (tpc), CH₂CH₂OCOC(C₆₀)CO₂Et, 3,5-C₆H₃(CC-9-tpc)₂, 10,20-(CCtpc)₂Por-Zn] with the ultimate aim to investigate the work performed by a single ruthenium-based mol. motor anchored on a surface by probing its ability to pull a load upon elec.-driven directional rotation. According to a technomimetic design, the motor was embedded in a winch structure, with a long flexible polyethylene glycol chain terminated by an azide hook to connect a variety of mol. loads. The structure of the motor was first derivatized by means of two sequential cross-coupling reactions involving a penta(4-halogenophenyl)cyclopentadienyl hydrotris(indazolyl)borate ruthenium(II) precursor and the resulting benzylamine derivative was next exploited as key intermediate in the divergent synthesis of a family of nanowinch prototypes. A one-pot method involving sequential peptide coupling and Cu-catalyzed azide-alkyne cycloaddition was developed to yield four loaded nanowinches, with load fragments encompassing triptycene, fullerene and porphyrin moieties. In the experiment, the researchers used many compounds, for example, tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate (cas: 330794-35-9Synthetic Route of C18H28BNO4).

tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzylcarbamate (cas: 330794-35-9) belongs to esters. Esters are widespread in nature and are widely used in industry. In nature, fats are in general triesters derived from glycerol and fatty acids. Esters are responsible for the aroma of many fruits. Acyl chlorides and acid anhydrides alcoholysis is another way to produce esters. Acyl chlorides and acid anhydrides react with alcohols to produce esters. Anydrous conditions are recommended since both acyl chlorides and acid anhydrides react with water.Synthetic Route of C18H28BNO4

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics