Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Wenkun Wang"'
Publikováno v:
High-speed Railway; Jun2024, Vol. 2 Issue 2, p71-76, 6p
Autor:
Chihong Zhang, Zhen Zhang, Deliang Wang, Wenkun Wang, Bo Jin, Tao Wen, Lihua Ye, Zhong-Ning Chen, Hu Cai
Publikováno v:
Chemical Communications. 59:5217-5220
A novel direct construction of C–N bonds for efficient synthesis of diverse quinoxalines by α-imino radicals.
Publikováno v:
Organic Chemistry Frontiers.
A metal-free intramolecular C(sp2)–H/N–H amination between pyridines and arylamines is realized, which provides efficient access to α-carbolines. This methodology exhibits excellent applicability and, thus, holds attractive application potential
Autor:
Zhangqiang Yan, Zhen Zhang, Tao Wen, Lihua Ye, Bo Jin, Chihong Zhang, Wenkun Wang, Zhong-Ning Chen, Hu Cai
Publikováno v:
Organic Chemistry Frontiers.
Direct α-C(sp3)–H alkylation of hydroaminoalkylation (HAA) catalyzed by tBuOK/DMSO/O2 from α-aryl benzylamines with styrenes is reported.
Long-tube trailer is a typical mobile pressure-bearing special equipment, with the advantages of high efficiency, convenience and wide coverage, but the long-tube trailer transport medium is mostly flammable, explosive, corrosive and toxic, so it has
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::18f0f0ec59dc87217d827ca850d8fd01
https://doi.org/10.21203/rs.3.rs-2353315/v1
https://doi.org/10.21203/rs.3.rs-2353315/v1
Publikováno v:
International Journal of Safety and Security Engineering. 10:707-712
Fire is one of the most common production safety accident. The trend of fire can be mastered by analyzing the historical data. This paper explores the features of recent fires in China, predicts fire by two methods, namely, grey theory, and grey Mark