远离氧化物。
二苯亚甲基甘氨酸乙酯是一种有机中间体,可通过一步反应由二苯甲酮和甘氨酸乙酯盐酸盐制备得到。
制备在氮气保护下,将1500克二苯甲酮加入反应瓶中,并添加500毫升甲苯。随后,加入250克式(I)化合物甘氨酸乙酯盐酸盐、10克对甲苯磺酸(TsOH),以及300毫升二异丙基乙基胺(DIPEA)。加热至90℃,反应18小时后,经分离得到205克式(II)化合物二苯亚甲基甘氨酸乙酯。总收率为43%。
| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| 乙基乙酰氧基[(二苯基亚甲基)氨基]乙酸酯 | ethyl 2-acetoxy-2-diphenylmethyleneaminoacetate | 97611-55-7 | C19H19NO4 | 325.364 |
| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| —— | N-(diphenylmethylene)glycinate | 136059-92-2 | C15H13NO2 | 239.274 |
| —— | ethyl N-(diphenylmethylene)-L-alaninate | —— | C18H19NO2 | 281.354 |
| —— | Ethyl 2-(benzhydrylideneamino)butanoate | 126861-99-2 | C19H21NO2 | 295.381 |
| —— | 3-(benzhydrylidene-amino)-dihydro-furan-2-one | 88539-65-5 | C17H15NO2 | 265.312 |
| —— | Benzophenon-propylimid | 51411-25-7 | C16H17N | 223.318 |
| N-(二苯基亚甲基)-2-氨基戊酸乙酯 | ethyl N-(diphenylmethylene)-2-aminopentanoate | 1048676-58-9 | C20H23NO2 | 309.408 |
| —— | ethyl N-(diphenylmethylene)-2-amino-4-pentenoate | 80741-40-8 | C20H21NO2 | 307.392 |
| —— | ethyl 2-[(diphenylmethylidene)amino]pent-4-ynoate | 171922-16-0 | C20H19NO2 | 305.376 |
| —— | Ethyl 2-(diphenylmethylene)amino-4-cyanobutyrate | 82672-81-9 | C20H20N2O2 | 320.391 |
| —— | Ethyl 2-(benzhydrylideneamino)-4-methylpentanoate | 221035-63-8 | C21H25NO2 | 323.435 |
| —— | ethyl 2-((diphenylmethylene)amino)hex-5-enoate | 912651-56-0 | C21H23NO2 | 321.419 |
| —— | N-(diphenylmethylene)-1-(ethoxycarbonyl)cyclopropanamine | —— | C19H19NO2 | 293.365 |
| —— | ethyl 2-(diphenylmethyleneamino)-5-methylhex-4-enoate | 115289-60-6 | C22H25NO2 | 335.446 |
| —— | 2-(Benzhydrylidene-amino)-pentanedioic acid diethyl ester | 82672-76-2 | C22H25NO4 | 367.445 |
| 2-[(二苯基亚甲基)氨基]-2-乙基丁酸乙酯 | ethyl 2-[(diphenylmethylene)amino]-2-ethylbutanoate | 189631-94-5 | C21H25NO2 | 323.435 |
| —— | N-Diphenylmethyleneaspartic acid diethyl ester | 125506-38-9 | C21H23NO4 | 353.418 |
| —— | ethyl 4-cyclopropylidene-2-<(diphenylmethylene)imino>butanoate | 136964-35-7 | C22H23NO2 | 333.43 |
| 2-[(二苯基亚甲基)氨基]-4-甲基-4-戊烯酸乙酯 | ethyl 2-[(diphenylmethylene)amino]-4-methylpent-4-enoate | 80741-44-2 | C21H23NO2 | 321.419 |
| —— | Ethyl 2-(benzhydrylideneamino)-5-trimethylsilylpent-4-ynoate | 271598-87-9 | C23H27NO2Si | 377.558 |
| 乙基乙酰氧基[(二苯基亚甲基)氨基]乙酸酯 | ethyl 2-acetoxy-2-diphenylmethyleneaminoacetate | 97611-55-7 | C19H19NO4 | 325.364 |
| —— | ethyl 6-(acetylthio)-2-((diphenylmethylene)amino)hexanoate | 1361953-85-6 | C23H27NO3S | 397.538 |
| —— | ethyl 4-bromo-2-(2,2-diphenyl-1-azavinyl)pent-4-enoate | 180608-82-6 | C20H20BrNO2 | 386.288 |
| —— | ethyl 5-(acetylthio)-2-((diphenylmethylene)amino)pentanoate | 1361953-84-5 | C22H25NO3S | 383.511 |
| —— | 2-(benzhydrylidene-amino)-3-cyclobutyl-propionic acid ethyl ester | 1025799-39-6 | C22H25NO2 | 335.446 |
| —— | ethyl 7-(acetylthio)-2-((diphenylmethylene)amino)heptanoate | 1361953-86-7 | C24H29NO3S | 411.565 |
| —— | 2-(Benzhydrylidene-amino)-4-phenyl-butyric acid ethyl ester |