An exceptionally short synthesis of novel indolizidine-, quinolizidine-, and piperidine-based iminosugars from unprotected 2-deoxy-d-ribose by intramolecular 1,3-dipolar cycloaddition of sugar-derived N-(3-alkenyl)nitrones has been accomplished. The use of the 2-deoxy carbohydrate also enabled us to confirm the previously proposed mechanism for the alteration of the stereochemical course of the intramolecular 1,3-dipolar cycloaddition observed for an unprotected sugar-derived nitrone. Biological assays of the six new iminosugars revealed a slight inhibition activity of the indolizidine derivative 7a, whereas, interestingly, the two quinolizidine iminosugars 5a and 5b appeared to be weak glycosidase activators.
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Xuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Shi, Feng
Zeng, Xiao-Ning
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Nanjing Med Univ, Clin Res Ctr, Affiliated Hosp 1, Nanjing 210029, Jiangsu, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Zeng, Xiao-Ning
Cao, Xu-Dong
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Xuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Cao, Xu-Dong
Zhang, Shu
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Nanjing Med Univ, Clin Res Ctr, Affiliated Hosp 1, Nanjing 210029, Jiangsu, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Zhang, Shu
Jiang, Bo
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Xuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Jiang, Bo
Zheng, Wei-Fa
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Xuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
Zheng, Wei-Fa
Tu, Shu-Jiang
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Xuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R ChinaXuzhou Normal Univ, Sch Chem & Chem Engn, Xuzhou 221116, Peoples R China
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CSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, SpainCSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, Spain
Miranda, Silvia
Gomez, Ana M.
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CSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, SpainCSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, Spain
Gomez, Ana M.
Cristobal Lopez, J.
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CSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, SpainCSIC, Inst Quim Organ Gen, Bioorgan Chem Dept, Juan de la Cierva 3, Madrid 28006, Spain
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Smt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India
Sontakke, Sandeep
Ubale, Prashant
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Late Babasaheb Deshmukh Gorthekar Coll, Dept Chem, Umri 431807, MS, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India
Ubale, Prashant
Kadam, Digambar
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CIDCO, Indira Gandhi Sr Coll, Dept Chem, Nanded 431603, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India
Kadam, Digambar
Halikar, Nilesh
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Dr S D D Arts & Commerce & Sci Coll Wada, Dept Chem, Wada, MS, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India
Halikar, Nilesh
Khansole, Gopinath
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D A B N Coll, Dept Chem, Sangli 415408, MS, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India
Khansole, Gopinath
Vartale, Sambhaji
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Yeshwant Mahavidyalaya, PG Res Ctr, Dept Chem, Nanded 431602, MS, IndiaSmt S G Gupta Commerce & Smt Shardaben Amrutlal Mi, Dept Chem, Lonavala Educ Trusts Dr BN Purandare Arts, Lonavala 410403, MS, India