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- Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48.54%. 在堿性條件下;用氨基乙酸與二硫化碳、氯甲酸乙酯反應合成了異硫氰基乙酸乙酯;總收率為48.;54%25。
- Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48. 在堿性條件下,用氨基乙酸與二硫化碳、氯甲酸乙酯反應合成了異硫氰基乙酸乙酯,總收率為48。
- The new method of synthesis aminoacetic acid from urea and chloroacetic acid under normal pressure was studied.The total yield of aminoacetic acid was about 73% under optimal reaction condition. 研究了以脲和氯乙酸為原料,在常壓下反應合成氨基乙酸的實(shí)驗新方法,在合適的反應條件下,氨基乙酸的收率達73%25,純度達96%25。
- Study of Ferrous Aminoacetic Acid Chelate 氨基乙酸螯合鐵的研究
- aminoacetic acid sterile solution 氨基乙酸滅菌溶液
- Study Progress of Synthesis and Separation Method of Aminoacetic Acid 氨基乙酸合成與分離的研究進(jìn)展
- Keywords methyl aminoacetate;synthesis;crystal structure; 甘氨酸甲酯;合成;晶體結構;
- He gave me a taste of his acid wit. 他讓我嘗到了他敏銳尖刻之機智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把銀器的表面腐蝕了。
- I am doing an experiment of neutralizing acid. 我在做一個(gè)中和酸的實(shí)驗。
- Can Jones beat Smith? That's the acid test. 瓊斯能擊敗史密斯嗎？那是個(gè)嚴峻的考驗。
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一種異構體。
- A salt or an ester of boric acid. 硼酸鹽一種硼酸鹽或硼酸酯
- She dropped acid in high school. 她高中時(shí)代服迷幻藥。
- The metal is fretted with the acid. 金屬被酸腐蝕。
- The chemical can behave as an acid. 這種化學(xué)制品能起酸的作用。
- The acid has eaten through the metal cover. 酸已把金屬蓋子蝕穿了。
- The worker's overalls were badly burned by acid. 這位工人的工作裝被酸腐蝕得很厲害。
- An acid can react with a base to form a salt. 酸可以和堿起反應而生成鹽。
