An isolable and bench-stable epoxidizing reagent based on triazine: triazox

K Yamada, Y Igarashi, T Betsuyaku, M Kitamura… - Organic …, 2018 - ACS Publications
A new triazine-based oxidizing reagent, 2-hydroperoxy-4, 6-diphenyl-1, 3, 5-triazine
(Triazox), has been developed. The reagent can be synthesized from inexpensive starting …

Discriminating non-ylidic carbon-sulfur bond cleavages of sulfonium ylides for alkylation and arylation reactions

J Fang, T Li, X Ma, J Sun, L Cai, Q Chen, Z Liao… - Chinese Chemical …, 2022 - Elsevier
A sulfonium ylide participated alkylation and arylation under transition-metal free conditions
is described. The disparate reaction pattern allowed the separate activation of non-ylidic S …

Carbocationoids, a concept for controlling highly reactive cationic species

H Fujita, D Shimada, J Kudo, K Kosha… - Communications …, 2024 - nature.com
Carbocations, which are positively charged highly electrophilic intermediates, are
efficacious for the direct alkylation of low-reactive nucleophiles. The utilization of …

Alkoxy Exchange Strategy for the Synthesis of N,N′-Dimethylated (Alkoxy)triazinediones as Solid Reagents for Acid-Catalyzed O-Alkylation

H Fujita, T Yagitani, M Kunishima - The Journal of Organic …, 2024 - ACS Publications
N, N′-Dimethylated (alkoxy) triazinediones (DMATs-R) with eight different O-alkyl groups
(R), such as benzyl, allyl, and tert-butyl groups, were synthesized in 61–94% yield through …

Development of triazinone-based condensing reagents for amide formation

K Yamada, M Kota, K Takahashi, H Fujita… - The Journal of …, 2019 - ACS Publications
Novel triazinone-based condensing reagents have been developed. The palladium-
catalyzed O–N allylic rearrangement of 2-(allyloxy)-4, 6-dichloro-1, 3, 5-triazine and …

Triazine-Based Cationic Leaving Group: Synergistic Driving Forces for Rapid Formation of Carbocation Species

H Fujita, S Kakuyama, S Fukuyoshi… - The Journal of …, 2018 - ACS Publications
A new triazine-based cationic leaving group has been developed for the acid-catalyzed
alkylation of O-and C-nucleophiles. There are two synergistic driving forces, namely, stable …

Development of a Storable Triazinone-Based Reagent for O-p-Methoxybenzylation under Mild Heating Conditions

H Fujita, H Terasaki, S Kakuyama, K Hioki… - Organic …, 2019 - ACS Publications
A new triazinone-based reagent for Op-methoxybenzylation has been developed. In spite of
its stability in solid form, this reagent converts a free alcohol into the corresponding p …

Development of triazine-based benzylating reagents possessing t-butyl group on the triazine core: thermally controllable reagents for the initiation of reaction

Y Karuo, K Yamada, M Kunishima - Chemical and Pharmaceutical …, 2018 - jstage.jst.go.jp
Abstract Benzylating reagents, 4-(4, 6-di-t-butyl-1, 3, 5-triazin-2-yl)-4-benzylmorpholinium
triflate, and related derivatives have been developed. The reagents release benzyl triflate as …

A versatile iodo (iii) etherification of terminal ethynylsilanes using BF 3–O i Pr 2 and alkyl benzyl ethers

T Matsumoto, H Hagiyama, K Kuribayashi… - Organic & …, 2021 - pubs.rsc.org
A series of (E)-α-silyl-β-alkoxyvinyl-λ3-iodanes was synthesized from iodosylbenzene, BF3–
ether complexes, and terminal ethynylsilanes. The combined use of BF3–OiPr2 and benzyl …

A Noncoordinating Acid–Base Catalyst for the Mild and Nonreversible tert-Butylation of Alcohols and Phenols

KR Fandrick, ND Patel, S Radomkit… - The Journal of …, 2021 - ACS Publications
A mild and nonreversible tert-butylation of alcohols and phenols can be achieved in high
yields using the noncoordinating acid–base catalyst [bis (trifluoromethane) sulfonimide and …