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DL-α-氨基苯乙酸

DL-α-氨基苯乙酸

CAS号:2835-06-5
英文名:α-phenylglycine
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基本信息
编号系统
物化性质
安全信息
生产方法及用途
生产方法
苯甲醛经环合、水解、中和而得该品。将碳酸氢氨及氰化钠溶液投入反应锅,在搅拌下滴入苯甲醛,75-80℃保温反应3h,得苯乙内酰脲。抽入高压釜内,加氢氧化钠溶液,升温,将反应生成的氨气放空1h,然后在130-160℃水解3h。放料,加HCl中和至pH=6-7,离心甩干,得DL-2-苯基甘氨酸。还有乙醛酸路线,可降低生产成本,解决传统工艺原料毒性高的难题。
用途
用于制造左旋苯甘氨酸
上游原料
2-amino-2-phenylpropanedioic acid 2-(4-chloro-phenyl)-2-((2E)-3,7-dimethyl-octa-2,6-dienyl)-4-phenyl-2H-oxazol-5-one 2-(4-chlorophenyl)-4-phenyl-2-(3,5,5-trimethylcyclohex-2-en-1-yl)oxazol-5(2H)-one 2-((E)-2,6-dimethylhepta-1,5-dien-1-yl)-2-((E)-3,7-dimethylocta-2,6-dien-1-yl)-4-phenyloxazol-5(2H)-one 苯甲酰甲酸乙酯 L-苯甘氨酸 benzoylamino-phenyl-acetic acid amide phenyl-(3t-phenyl-acryloylamino)-acetic acid 3-methyl-but-2-enyl ester N-Benzyl-α-phenylglycine (-)-Z-[(6-oxo-5R-phenyl)morpholin-3-yliden]acetic acid methyl ester 1,1-dioxo-3-phenyl-2,3-dihydro-1,2,5-thiadiazol-4-amine (Z)-ethyl 2-hydroxyimino-2-phenylacetate 2-(4-chlorophenyl)-2-(3,3-dimethylallyl)-4-phenyl-5(2H)-oxazolone 苯甲醛 D-(-)-alpha-苯甘氨酸 3,5,5-trimethylcyclohex-2-en-1-yl 2-(4-chlorobenzamido)-2-phenylacetate 2,4-二苯基-5(4H)-噁唑酮 扁桃腈 N-亚苄基-N-(二苯甲基)胺 methyl α-phenyl isocyanoacetate 2-氨基-2-苯基乙腈 (4-chloro-benzoylamino)-phenyl-acetic acid (E)-3,7-dimethyl-octa-2,6-dienyl ester 2-imino-2-phenylacetic acid 2-(benzylamino)-2-phenylacetamide 氰化钾 2-(N-benzylamino)-2-phenyl acetonitrile 联苯甲酰 (E)-3,7-dimethylocta-2,6-dien-1-yl 2-((E)-3,7-dimethylocta-2,6-dienamido)-2-phenylacetate 2-(3-methylbut-2-en-1-yl)-2-(2-methylprop-1-en-1-yl)-4-phenyloxazol-5(2H)-one 氨气 4-phenyl-2-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl)-2-((1E,5E)-2,6,10-trimethylundeca-1,5,9-trien-1-yl)oxazol-5(2H)-one (2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl 2-phenyl-2-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trienamido)acetate tert-butyl 2-phenyl-2-(2,2,2-trifluoroacetamido)acetate 苯甲酰甲酸 2-(3-methyl-but-2-enyl)-4-phenyl-2-trans-styryl-2H-oxazol-5-one α-溴苯乙酸乙酯 ethyl α-[(diphenylmethylene)amino]-(+/-)-benzeneacetate 2-(3-methylbut-2-en-1-yl)-2-(2-methylbut-3-en-2-yl)-4-phenyloxazol-5(2H)-one 苯乙二醛 一水合物 苯丙二酸 3-methylbut-2-en-1-yl 2-(2,2-dimethylbut-3-enamido)-2-phenylacetate 4-(5-oxo-2,4-diphenyl-1,3-oxazol-4-yl)-2,4-diphenyl-1,3-oxazol-5-one 3-deoxy-D-arabino-hexono-1,4-lactone (4-chloro-benzoylamino)-phenyl-acetic acid 3-methyl-but-2-enyl ester Phenyl(2-triazyn-2-ium-1-yl)acetate tert-butyl α-bromo-α-phenylacetate (1E,3Z)-1,4-diphenyl-3-trimethylsilyloxy-2-aza-1,3-butadiene 2-phenyl-2-(tosylamino)ethanoic acid ethyl ester 3-methylbut-2-en-1-yl 2-(3-methylbut-2-enamido)-2-phenylacetate