Inverse electron-demand aza-Diels–Alder reaction of α, β-unsaturated thioesters with in situ-generated 1, 2-diaza-1, 3-dienes for the synthesis of 1, 3, 4-thiadiazines

LW Shen, YP Zhang, Y You, JQ Zhao… - The Journal of …, 2022 - ACS Publications
A highly regioselective inverse electron-demand aza-Diels–Alder reaction of α, β-
unsaturated thioesters with 1, 2-diaza-1, 3-dienes generated in situ from α-halogeno …

One-Pot, Multi-Component Synthesis of Substituted 2-(6-Phenyl-7H-[1,2,4]Triazolo[3,4-b][1,3,4]Thiadiazin-3-yl)-2,3-Dihydrophthalazine-1,4-Diones

PC Jilloju, M Srikanth, SV Kumar… - Polycyclic Aromatic …, 2021 - Taylor & Francis
Abstract A series of 2-(6-phenyl-7H-[1, 2, 4] triazolo [3, 4-b][1, 3, 4] thiadiazin-3-yl)-2, 3-
dihydrophthalazine-1, 4-diones (4a–4o) have been synthesized via a one-pot multi …

Metal‐and Additive‐Free One‐Pot Synthesis of 2, 3, 5‐Trisubstituted 1, 3, 4‐Thiadiazines Using β‐Ketodithioesters and 2‐Bromohydrazones through a Cross …

M Singh, S Singh, G Shukla… - European Journal of …, 2024 - Wiley Online Library
Abstract Privileged 2, 3, 5‐trisubstituted 1, 3, 4‐thiadiazines were synthesized from readily
accessible β‐ketodithioesters as a two‐atom (CS) synthon and 2‐bromohydrazones as a …

Unusual product from the acid-catalyzed one-pot, multicomponent reaction of thiocarbohydrazide, aldehydes, and phenacyl bromides

M Shkoor, A Al-Abade, I Aleteiwib… - Synthetic …, 2017 - Taylor & Francis
ABSTRACT A one-pot, three-component protocol for the synthesis of novel five-membered
thiazole ring bonded to two hydrazone motifs is described. The acid-catalyzed reaction of …

Facile synthesis of multi‐functional 1, 3, 4‐thiadiazine derivatives bearing phthalazine, pyridazine, and pyrido‐pyridazine moieties

S Gudala, SR Ambati, A Sharma… - Journal of the …, 2019 - Wiley Online Library
A series of novel, multifunctional 1, 3, 4‐thiadiazine derivatives bearing phthalazines,
pyridazines and pyrido‐pyridazines (9–13) have been synthesized via the multicomponent …

[引用][C] 1, 3, 4-Oxadiazines and 1, 3, 4-Thiadiazines

NN Karade - 2022 - Elsevier