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本文通過(guò)研究5-甲基-2-氨基-1,3,4-噻二唑、5-乙基-2-氨基-1,3,4-噻二唑、2-氨基-5-(3-吡啶基)-1,3,4-噻二唑、2-氨基-5-(4-吡啶基)-1,3,4-噻二唑的理化性質(zhì)和合成路線(xiàn)來(lái)研究含氮雜環(huán)化合物的合成方法,找出優(yōu)化這四種化合物的合成路線(xiàn)以及提高產(chǎn)率的方法,為開(kāi)發(fā)含氮雜環(huán)化合物在農(nóng)業(yè)等領(lǐng)域的應(yīng)用提供理論依據(jù)。 [ Last edited by mahui0905 on 2013-6-25 at 10:57 ] |

鐵桿木蟲(chóng) (著名寫(xiě)手)
Stephen Curry控
| This paper studies the 5 - methyl - 1,3,4 - thiadiazole and 5 - ethyl-2 - amino-1, 3,4 - thiadiazole, 2 - amino -5 - (3 - pyridyl) -1,3,4 - thiadiazole, 2 - amino -5 - (4 - pyridyl) -1,3,4 - thiadiazole physicochemical properties and synthesis route of the nitrogen-containing heterocyclic compound synthesis method to identify these four compounds optimized synthesis route and increase yield method for the development of nitrogen-containing heterocyclic compounds in agriculture and other fields provide a theoretical basis. |

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