Citation: Shan Qian, Li Hai, Lei Tang, Jin Cheng Yang, Yong Wu. Synthesis of an optically active intermediate for A-ring of 19-nor-1α,25-dihydroxyvitamin D₃[J]. Chinese Chemical Letters, ;2007, 18(3): 261-262. doi: 10.1016/j.cclet.2007.01.025 shu

Synthesis of an optically active intermediate for A-ring of 19-nor-1α,25-dihydroxyvitamin D₃

Key Laboratory of Drug Targeting and Novel Drug Delivery Systems, West China School of Pharmacy, Sichuan University, Chengdu 610041, China

Received Date: 10 October 2006

Fund Project: Financial support from the National Natural Science Foundation of China (No. 29972013) is gratefully acknowledged.

An optically active intermediate 5 for A-ring of 19-nor-1α,25-dihydroxyvitamin D₃ 2 has been synthesized in five steps, starting from readily available, inexpensive D(+)-xylose 6 with good yield.
- A-ring of 19-nor-1α,25-dihydroxyvitamin D₃,
- Intermediate,
- Synthesis
1. [1]
  Yulong Shi , Fenbei Chen , Mengyuan Wu , Xin Zhang , Runze Meng , Kun Wang , Yan Wang , Yuheng Mei , Qionglu Duan , Yinghong Li , Rongmei Gao , Yuhuan Li , Hongbin Deng , Jiandong Jiang , Yanxiang Wang , Danqing Song . Chemical construction and anti-HCoV-OC43 evaluation of novel 10,12-disubstituted aloperine derivatives as dual cofactor inhibitors of TMPRSS2 and SR-B1. Chinese Chemical Letters, 2024, 35(5): 108792-. doi: 10.1016/j.cclet.2023.108792
2. [2]
  Yuexiang Liu , Xiangqiao Yang , Tong Lin , Guantian Yang , Xiaoyong Xu , Bubing Zeng , Zhong Li , Weiping Zhu , Xuhong Qian . Efficient continuous synthesis of 2-[3-(trifluoromethyl)phenyl]malonic acid, a key intermediate of Triflumezopyrim, coupling with esterification-condensation-hydrolysis. Chinese Chemical Letters, 2025, 36(1): 109747-. doi: 10.1016/j.cclet.2024.109747
3. [3]
  Jiaming Xu , Yu Xiang , Weisheng Lin , Zhiwei Miao . Research Progress in the Synthesis of Cyclic Organic Compounds Using Bimetallic Relay Catalytic Strategies. University Chemistry, 2024, 39(3): 239-257. doi: 10.3866/PKU.DXHX202309093
4. [4]
  Liyong Ding , Zhenhua Pan , Qian Wang . 2D photocatalysts for hydrogen peroxide synthesis. Chinese Chemical Letters, 2024, 35(12): 110125-. doi: 10.1016/j.cclet.2024.110125
5. [5]
  Xiao Li , Wanqiang Yu , Yujie Wang , Ruiying Liu , Qingquan Yu , Riming Hu , Xuchuan Jiang , Qingsheng Gao , Hong Liu , Jiayuan Yu , Weijia Zhou . Metal-encapsulated nitrogen-doped carbon nanotube arrays electrode for enhancing sulfion oxidation reaction and hydrogen evolution reaction by regulating of intermediate adsorption. Chinese Chemical Letters, 2024, 35(8): 109166-. doi: 10.1016/j.cclet.2023.109166
6. [6]
  Bairu Meng , Zongji Zhuo , Han Yu , Sining Tao , Zixuan Chen , Erik De Clercq , Christophe Pannecouque , Dongwei Kang , Peng Zhan , Xinyong Liu . Design, synthesis, and biological evaluation of benzo[4,5]thieno[2,3-d]pyrimidine derivatives as novel HIV-1 NNRTIs. Chinese Chemical Letters, 2024, 35(6): 108827-. doi: 10.1016/j.cclet.2023.108827
7. [7]
  Rong-Nan Yi , Wei-Min He . Photocatalytic Minisci-type multicomponent reaction for the synthesis of 1-(halo)alkyl-3-heteroaryl bicyclo[1.1.1]pentanes. Chinese Chemical Letters, 2024, 35(10): 110115-. doi: 10.1016/j.cclet.2024.110115
8. [8]
  Wujun Jian , Mong-Feng Chiou , Yajun Li , Hongli Bao , Song Yang . Cu-catalyzed regioselective diborylation of 1,3-enynes for the efficient synthesis of 1,4-diborylated allenes. Chinese Chemical Letters, 2024, 35(5): 108980-. doi: 10.1016/j.cclet.2023.108980
9. [9]
  Chao LIU , Jiang WU , Zhaolei JIN . Synthesis, crystal structures, and antibacterial activities of two zinc(Ⅱ) complexes bearing 5-phenyl-1H-pyrazole group. Chinese Journal of Inorganic Chemistry, 2024, 40(10): 1986-1994. doi: 10.11862/CJIC.20240153
10. [10]
  Yueying Yang , Huiru Xie , Xinbo Yu , Yang Liu , Hui Wang , Hua Li , Lixia Chen . Design, synthesis and evaluation of the first DYRK1A degrader for promoting the proliferation of pancreatic β-cells. Chinese Chemical Letters, 2024, 35(11): 109570-. doi: 10.1016/j.cclet.2024.109570
11. [11]
  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
12. [12]
  Zhiwei Chen , Heyun Sheng , Xue Li , Menghan Chen , Xin Li , Qiuling Song . Efficient capture of difluorocarbene by pyridinium 1,4-zwitterionic thiolates: A concise synthesis of difluoromethylene-containing 1,4-thiazine derivatives. Chinese Chemical Letters, 2024, 35(4): 108937-. doi: 10.1016/j.cclet.2023.108937
13. [13]
  Huimin Luan , Qinming Wu , Jianping Wu , Xiangju Meng , Feng-Shou Xiao . Templates for the synthesis of zeolites. Chinese Journal of Structural Chemistry, 2024, 43(4): 100252-100252. doi: 10.1016/j.cjsc.2024.100252
14. [14]
  Gangsheng Li , Xiang Yuan , Fu Liu , Zhihua Liu , Xujie Wang , Yuanyuan Liu , Yanmin Chen , Tingting Wang , Yanan Yang , Peicheng Zhang . Three-step synthesis of flavanostilbenes with a 2-cyclohepten-1-one core by Cu-mediated [5 + 2] cycloaddition/decarboxylation cascade. Chinese Chemical Letters, 2025, 36(2): 109880-. doi: 10.1016/j.cclet.2024.109880
15. [15]
  Ruofan Yin , Zhaoxin Guo , Rui Liu , Xian-Sen Tao . Ultrafast synthesis of Na₃V₂(PO₄)₃ cathode for high performance sodium-ion batteries. Chinese Chemical Letters, 2025, 36(2): 109643-. doi: 10.1016/j.cclet.2024.109643
16. [16]
  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
17. [17]
  Zhaojun Liu , Zerui Mu , Chuanbo Gao . Alloy nanocrystals: Synthesis paradigms and implications. Chinese Journal of Structural Chemistry, 2023, 42(11): 100156-100156. doi: 10.1016/j.cjsc.2023.100156
18. [18]
  Zhenhao Wang , Yuliang Tang , Ruyu Li , Shuai Tian , Yu Tang , Dehai Li . Bioinspired synthesis of cochlearol B and ganocin A. Chinese Chemical Letters, 2024, 35(7): 109247-. doi: 10.1016/j.cclet.2023.109247
19. [19]
  Hui Jin , Qin Cai , Peiwen Liu , Yan Chen , Derong Wang , Weiping Zhu , Yufang Xu , Xuhong Qian . Multistep continuous flow synthesis of Erlotinib. Chinese Chemical Letters, 2024, 35(4): 108721-. doi: 10.1016/j.cclet.2023.108721
20. [20]
  Ya-Nan Yang , Zi-Sheng Li , Sourav Mondal , Lei Qiao , Cui-Cui Wang , Wen-Juan Tian , Zhong-Ming Sun , John E. McGrady . Metal-metal bonds in Zintl clusters: Synthesis, structure and bonding in [Fe₂Sn₄Bi₈]^3– and [Cr₂Sb₁₂]^3–. Chinese Chemical Letters, 2024, 35(8): 109048-. doi: 10.1016/j.cclet.2023.109048