Citation:
Zhen Li Min, Yi Hua Zhang, Yi Sheng Lai, Si Xun Peng. Asymmetric synthesis of 3-butylphthalide using isomannide and isosorbide as chiral auxiliaries[J]. Chinese Chemical Letters,
;2007, 18(11): 1361-1363.
doi:
10.1016/j.cclet.2007.09.038
-
A new approach for asymmetric syntheses of (S) and (R)-3-n-butylphthalide (NBP) is presented. The diastereoselective addition of dibutylzinic to aromatic aldehyde 10 or 11 generated from isomannide-or isosorbide-derived chiral auxiliary afforded S-NBP or R-NBP in high optical yields.
-
Keywords:
- Asymmetric synthesis,
- 3-n-Butylphthalide,
- Isomannide,
- Isosorbide
-
-
-
-
[1]
Wen-Rui Li , Ru-Bing Wang , Huiqiang Wang , Jin-Yao Yong , Yu-Huan Li , Shi-Shan Yu , Shuang-Gang Ma . Ring-reorganization strategy for asymmetric synthesis of sesquiterpenoid illihenin A and its antiviral activity evaluation. Chinese Chemical Letters, 2025, 36(11): 110945-. doi: 10.1016/j.cclet.2025.110945
-
[2]
Pan Hu , Xiaofan Wu , Yi An , Xianjing Zheng , Liang Gao , Yuan Tao , Yajiao Zhang , Zedu Huang , Fener Chen . Batch and continuous-flow asymmetric synthesis of D-pantothenic acid precursor enabled by immobilized ketoreductase mutant. Chinese Chemical Letters, 2026, 37(2): 111945-. doi: 10.1016/j.cclet.2025.111945
-
[3]
Saima Perveen , Xicheng Wang , Tao Li , Linghua Wang , Shuai Zhang , Yizhao Ouyang , Xue Zhao , Liang Xu , Pengfei Li . Enantioconvergent reductive amidation of benzyl ammonium salts for synthesis of α-chiral amides. Chinese Chemical Letters, 2026, 37(1): 111779-. doi: 10.1016/j.cclet.2025.111779
-
[4]
Min Liu , Di Wang , Zenghui Ye , Donghao Jiang , Bencan Tang , Yanqi Wu , Fengzhi Zhang . Highly stereo- and enantio-selective synthesis of spiro cyclopropyl oxindoles via organic catalyst-mediated cyclopropanation. Chinese Chemical Letters, 2025, 36(10): 110923-. doi: 10.1016/j.cclet.2025.110923
-
[5]
Tao Yu , Vadim A. Soloshonok , Zhekai Xiao , Hong Liu , Jiang Wang . Probing the dynamic thermodynamic resolution and biological activity of Cu(Ⅱ) and Pd(Ⅱ) complexes with Schiff base ligand derived from proline. Chinese Chemical Letters, 2024, 35(4): 108901-. doi: 10.1016/j.cclet.2023.108901
-
[6]
Qian Wang , Yeping Bian , Gagan Dhawan , Wei Zhang , Alexander E. Sorochinsky , Ata Makarem , Vadim A. Soloshonok , Jianlin Han . FDA approved fluorine-containing drugs in 2023. Chinese Chemical Letters, 2024, 35(11): 109780-. doi: 10.1016/j.cclet.2024.109780
-
[7]
Tengfei Xuan , Yuan Pan , Zhenyu Shi , Yang Wang . Organocatalytic asymmetric synthesis of oxazolines from N-acylimines. Chinese Chemical Letters, 2025, 36(6): 110352-. doi: 10.1016/j.cclet.2024.110352
-
[8]
Renxiao Liang , Zhe Zhong , Zhangling Jin , Lijuan Shi , Yixia Jia . A Palladium/Chiral Phosphoric Acid Relay Catalysis for the One-Pot Three-Step Synthesis of Chiral Tetrahydroquinoline. University Chemistry, 2024, 39(5): 209-217. doi: 10.3866/PKU.DXHX202311024
-
[9]
Long Jin , Jian Han , Dongmei Fang , Min Wang , Jian Liao . Pd-catalyzed asymmetric carbonyl alkynylation: Synthesis of axial chiral ynones. Chinese Chemical Letters, 2024, 35(6): 109212-. doi: 10.1016/j.cclet.2023.109212
-
[10]
Xiang Huang , Dongzhen Xu , Yang Liu , Xia Huang , Yangfan Wu , Dongmei Fang , Bing Xia , Wei Jiao , Jian Liao , Min Wang . Asymmetric synthesis of difluorinated α-quaternary amino acids (DFAAs) via Cu-catalyzed difluorobenzylation of aldimine esters. Chinese Chemical Letters, 2024, 35(12): 109665-. doi: 10.1016/j.cclet.2024.109665
-
[11]
Xiuhua Wang , Jianrong Steve Zhou . A dicationic nickel complex-catalyzed asymmetric synthesis of chiral benzylic amines: Evolution from reductive amination to borrowing hydrogen reaction. Chinese Chemical Letters, 2026, 37(2): 111148-. doi: 10.1016/j.cclet.2025.111148
-
[12]
Zhen Liu , Zhi-Yuan Ren , Chen Yang , Xiangyi Shao , Li Chen , Xin Li . Asymmetric alkenylation reaction of benzoxazinones with diarylethylenes catalyzed by B(C6F5)3/chiral phosphoric acid. Chinese Chemical Letters, 2024, 35(5): 108939-. doi: 10.1016/j.cclet.2023.108939
-
[13]
Hong-Tao Ji , Yu-Han Lu , Yan-Ting Liu , Yu-Lin Huang , Jiang-Feng Tian , Feng Liu , Yan-Yan Zeng , Hai-Yan Yang , Yong-Hong Zhang , Wei-Min He . Nd@C3N4-photoredox/chlorine dual catalyzed synthesis and evaluation of antitumor activities of 4-alkylated sulfonyl ketimines. Chinese Chemical Letters, 2025, 36(2): 110568-. doi: 10.1016/j.cclet.2024.110568
-
[14]
Wei-Cheng Zhao , Yan He , Chen-Hui Jiang , Peng Liu , Qian Gao , Duo-Duo Hu , Xi-Sheng Wang . Asymmetric construction of non-activated C-SCF3 stereocenter via copper-catalyzed hydroallylation of SCF3-alkenes. Chinese Chemical Letters, 2026, 37(2): 111487-. doi: 10.1016/j.cclet.2025.111487
-
[15]
Caili Yang , Tao Long , Ruotong Li , Chunyang Wu , Yuan-Li Ding . Pseudocapacitance dominated Li3VO4 encapsulated in N-doped graphene via 2D nanospace confined synthesis for superior lithium ion capacitors. Chinese Chemical Letters, 2025, 36(2): 109675-. doi: 10.1016/j.cclet.2024.109675
-
[16]
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
-
[17]
Yongli Zhao , Dingsheng Cao , Jie-Ping Wan , Yunyun Liu . Synthesis of 3-phosphinyl chromones via in situ iodination mediated C-H phosphination and the tunable synthesis of 2-phosphoryl chromanones. Chinese Chemical Letters, 2026, 37(1): 111740-. doi: 10.1016/j.cclet.2025.111740
-
[18]
Hangwen Zheng , Ziqian Wang , HuiJie Zhang , Jing Lei , Rihui Li , Jian Yang , Haiyan Wang . Synthesis and applications of B, N co-doped carbons for zinc-based energy storage devices. Chinese Chemical Letters, 2025, 36(3): 110245-. doi: 10.1016/j.cclet.2024.110245
-
[19]
Xinyu Hou , Xuelian Yu , Meng Liu , Hengxing Peng , Lijuan Wu , Libing Liao , Guocheng Lv . Ultrafast synthesis of Mo2N with highly dispersed Ru for efficient alkaline hydrogen evolution. Chinese Chemical Letters, 2025, 36(4): 109845-. doi: 10.1016/j.cclet.2024.109845
-
[20]
Cong-Bin Ji , Ding-Xiong Xie , Mei Chen , Ye-Ying Lan , Bao-Hua Zhang , Ji-Ying Yang , Zheng-Hui Kang , Shu-Jie Chen , Yu-Wei Zhang , Yun-Lin Liu . Green synthesis of 2-trifluoromethylquinoline skeletons via organocatalytic N-[(α-trifluoromethyl)vinyl]isatins CN bond activation. Chinese Chemical Letters, 2025, 36(7): 110598-. doi: 10.1016/j.cclet.2024.110598
-
[1]
Metrics
- PDF Downloads(0)
- Abstract views(1291)
- HTML views(46)
Login In
DownLoad: