Citation: Jian Wei ZHANG, Ji Yu GUO, Xiao Tian LIANG. RING ENLARGEMENT OF N-HETEROCYCLES[J]. Chinese Chemical Letters, ;1995, 6(8): 651-652.
-
Treatment of N-cyanomethyl quaternary ammonium salts with NaH in tetrahydrofuran gave the desired ring enlargement products via the ylide.One of the products was subjected to reduction by sodium borohydride for the removal of the CN group.
-
-
[1]
Uttam Pandurang Patil . Porous carbon catalysis in sustainable synthesis of functional heterocycles: An overview. Chinese Chemical Letters, 2024, 35(8): 109472-. doi: 10.1016/j.cclet.2023.109472
-
[2]
Wenling Yuan , Fengli Li , Zhe Chen , Qiaoxin Xu , Zhenhua Guan , Nanyu Yao , Zhengxi Hu , Junjun Liu , Yuan Zhou , Ying Ye , Yonghui Zhang . AbnI: An α-ketoglutarate-dependent dioxygenase involved in brassicicene CH functionalization and ring system rearrangement. Chinese Chemical Letters, 2024, 35(5): 108788-. doi: 10.1016/j.cclet.2023.108788
-
[3]
Jing-Qi Tao , Shuai Liu , Tian-Yu Zhang , Hong Xin , Xu Yang , Xin-Hua Duan , Li-Na Guo . Photoinduced copper-catalyzed alkoxyl radical-triggered ring-expansion/aminocarbonylation cascade. Chinese Chemical Letters, 2024, 35(6): 109263-. doi: 10.1016/j.cclet.2023.109263
-
[4]
Yue Sun , Liming Yang , Yaohang Cheng , Guanghui An , Guangming Li . Pd(I)-catalyzed ring-opening arylation of cyclopropyl-α-aminoamides: Access to α-ketoamide peptidomimetics. Chinese Chemical Letters, 2024, 35(6): 109250-. doi: 10.1016/j.cclet.2023.109250
-
[5]
Qiuyun Li , Yannan Zhu , Yining Wang , Gang Qi , Wen-Juan Hao , Kelu Yan , Bo Jiang . Catalytic CH activation-initiated transdiannulation: An oxygen transfer route to ring-fluorinated tricyclic γ-lactones. Chinese Chemical Letters, 2024, 35(9): 109494-. doi: 10.1016/j.cclet.2024.109494
-
[6]
Wenyu Gao , Liming Zhang , Chuang Zhao , Lixiang Liu , Xingran Yang , Jinbo Zhao . Controlled semi-Pinacol rearrangement on a strained ring: Efficient access to multi-substituted cyclopropanes by group migration strategy. Chinese Chemical Letters, 2024, 35(9): 109447-. doi: 10.1016/j.cclet.2023.109447
-
[7]
Le Ye , Wei-Xiong Zhang . Structural phase transition in a new organic-inorganic hybrid post-perovskite: (N,N-dimethylpyrrolidinium)[Mn(N(CN)2)3]. Chinese Journal of Structural Chemistry, 2024, 43(6): 100257-100257. doi: 10.1016/j.cjsc.2024.100257
-
[8]
Xingfen Huang , Jiefeng Zhu , Chuan He . Catalytic enantioselective N-silylation of sulfoximine. Chinese Chemical Letters, 2024, 35(4): 108783-. doi: 10.1016/j.cclet.2023.108783
-
[9]
Peiyan Zhu , Yanyan Yang , Hui Li , Jinhua Wang , Shiqing Li . Rh(Ⅲ)‐Catalyzed sequential ring‐retentive/‐opening [4 + 2] annulations of 2H‐imidazoles towards full‐color emissive imidazo[5,1‐a]isoquinolinium salts and AIE‐active non‐symmetric 1,1′‐biisoquinolines. Chinese Chemical Letters, 2024, 35(10): 109533-. doi: 10.1016/j.cclet.2024.109533
-
[10]
Shengkai Li , Yuqin Zou , Chen Chen , Shuangyin Wang , Zhao-Qing Liu . Defect engineered electrocatalysts for C–N coupling reactions toward urea synthesis. Chinese Chemical Letters, 2024, 35(8): 109147-. doi: 10.1016/j.cclet.2023.109147
-
[11]
Lijun Mao , Shuo Li , Xin Zhang , Zhan-Ting Li , Da Ma . Cucurbit[n]uril-based nanostructure construction and modification. Chinese Chemical Letters, 2024, 35(8): 109363-. doi: 10.1016/j.cclet.2023.109363
-
[12]
Jianhui Yin , Wenjing Huang , Changyong Guo , Chao Liu , Fei Gao , Honggang Hu . Tryptophan-specific peptide modification through metal-free photoinduced N-H alkylation employing N-aryl glycines. Chinese Chemical Letters, 2024, 35(6): 109244-. doi: 10.1016/j.cclet.2023.109244
-
[13]
Yun-Xin Huang , Lin-Qian Yu , Ke-Yu Chen , Hao Wang , Shou-Yan Zhao , Bao-Cheng Huang , Ren-Cun Jin . Biochar with self-doped N to activate peroxymonosulfate for bisphenol-A degradation via electron transfer mechanism: The active edge graphitic N site. Chinese Chemical Letters, 2024, 35(9): 109437-. doi: 10.1016/j.cclet.2023.109437
-
[14]
Weichen Zhu , Wei Zuo , Pu Wang , Wei Zhan , Jun Zhang , Lipin Li , Yu Tian , Hong Qi , Rui Huang . Fe-N-C heterogeneous Fenton-like catalyst for the degradation of tetracycline: Fe-N coordination and mechanism studies. Chinese Chemical Letters, 2024, 35(9): 109341-. doi: 10.1016/j.cclet.2023.109341
-
[15]
Jiayu Huang , Kuan Chang , Qi Liu , Yameng Xie , Zhijia Song , Zhiping Zheng , Qin Kuang . Fe-N-C nanostick derived from 1D Fe-ZIFs for Electrocatalytic oxygen reduction. Chinese Journal of Structural Chemistry, 2023, 42(10): 100097-100097. doi: 10.1016/j.cjsc.2023.100097
-
[16]
Dake Liu , Shuyan Liu , Fanlei Hu , Zhongtang Li , Zhongjun Li . N-Glycosylated type Ⅱ collagen peptides as therapeutic saccharide vaccines for rheumatoid arthritis. Chinese Chemical Letters, 2024, 35(5): 108762-. doi: 10.1016/j.cclet.2023.108762
-
[17]
Jun Xiong , Ke-Ke Chen , Neng-Bin Xie , Wei Chen , Wen-Xuan Shao , Tong-Tong Ji , Si-Yu Yu , Yu-Qi Feng , Bi-Feng Yuan . Demethylase-assisted site-specific detection of N1-methyladenosine in RNA. Chinese Chemical Letters, 2024, 35(5): 108953-. doi: 10.1016/j.cclet.2023.108953
-
[18]
Kai Han , Guohui Dong , Ishaaq Saeed , Tingting Dong , Chenyang Xiao . Morphology and photocatalytic tetracycline degradation of g-C3N4 optimized by the coal gangue. Chinese Journal of Structural Chemistry, 2024, 43(2): 100208-100208. doi: 10.1016/j.cjsc.2023.100208
-
[19]
Xiaoning Li , Quanyu Shi , Meng Li , Ningxin Song , Yumeng Xiao , Huining Xiao , Tony D. James , Lei Feng . Functionalization of cellulose carbon dots with different elements (N, B and S) for mercury ion detection and anti-counterfeit applications. Chinese Chemical Letters, 2024, 35(7): 109021-. doi: 10.1016/j.cclet.2023.109021
-
[20]
Tong Li , Leping Pan , Yan Zhang , Jihu Su , Kai Li , Kuiliang Li , Hu Chen , Qi Sun , Zhiyong Wang . Electrochemical construction of 2,5-diaryloxazoles via N–H and C(sp3)-H functionalization. Chinese Chemical Letters, 2024, 35(4): 108897-. doi: 10.1016/j.cclet.2023.108897
-
[1]
Metrics
- PDF Downloads(1)
- Abstract views(542)
- HTML views(0)