An efficient and practical synthesis of alpha-(1 -> 3)-linked mannohexaose and mannooctaose
文献类型:期刊论文
作者 | Chen, LQ; Kong, FZ |
刊名 | JOURNAL OF CARBOHYDRATE CHEMISTRY
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出版日期 | 2002 |
卷号 | 21期号:5页码:341-353 |
关键词 | Mannan Trichloroacetimidate Synthesis |
DOI | 10.1081/CAR-120014899 |
英文摘要 | alpha-(1 --> 3)-Linked mannohexaose and mannooctaose as their methyl glycosides were synthesized from condensation of the corresponding alpha-(1 --> 3)linked di-(9) and tetrasaccharide donor (21) with the tetrasaccharide acceptor (23), respectively, followed by deacylation. The donor 21 and acceptor 23 were prepared readily from activation of C-1 of the tetrasaccharide 20 and deallylation of the tetrasaccharide 22, respectively. The tetrasaccharide 20 was prepared from oxidative cleavage of 1-O-p-methoxyphenyl of 19, which was obtained from coupling of 9 with 11. The tetrasaccharide 22 was obtained from condensation of the donor 13 with the acceptor 18. These disaccharides 9, 11, 13, and 18 were produced easily by simple chemical transformation using p-methoxyphenyl 3-O-allyl-alpha-D-mannopyranoside (1) and 2,3,4,6-tetra-O-benzoyl-alpha-D-mannopyranosyl trichloroacetimidate (6), and methyl 3-O-allyl-alpha-D-mannopyranoside (14) as the synthons. |
WOS研究方向 | Biochemistry & Molecular Biology ; Chemistry |
WOS记录号 | WOS:000178734000001 |
源URL | [http://ir.rcees.ac.cn/handle/311016/23963] ![]() |
专题 | 生态环境研究中心_中国科学院环境生物技术重点实验室 |
推荐引用方式 GB/T 7714 | Chen, LQ,Kong, FZ. An efficient and practical synthesis of alpha-(1 -> 3)-linked mannohexaose and mannooctaose[J]. JOURNAL OF CARBOHYDRATE CHEMISTRY,2002,21(5):341-353. |
APA | Chen, LQ,&Kong, FZ.(2002).An efficient and practical synthesis of alpha-(1 -> 3)-linked mannohexaose and mannooctaose.JOURNAL OF CARBOHYDRATE CHEMISTRY,21(5),341-353. |
MLA | Chen, LQ,et al."An efficient and practical synthesis of alpha-(1 -> 3)-linked mannohexaose and mannooctaose".JOURNAL OF CARBOHYDRATE CHEMISTRY 21.5(2002):341-353. |
入库方式: OAI收割
来源:生态环境研究中心
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