化学性质
固体结晶。熔点为124℃,沸点为188℃(2.0kPa),相对密度为1.074,折光率为1.5464。
用途
用作有机合成中间体,并且是合成维拉帕米、贝凡洛尔等心血管药物的中间体。3,4-二甲氧基苯乙胺是多巴胺(D533780)的甲基化代谢物,是一种用于帕金森病研究的脑线粒体呼吸强效抑制剂。此外,它还用作异喹啉合成的前体。
生产方法
由3,4-二甲氧基苯乙腈([93-17-4])经催化氢化而得。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
3,4-二甲氧基苯乙基异氰酸酯 | 3,4-dimethoxyphenethyl isocyanate | 35167-81-8 | C11H13NO3 | 207.229 |
1,2-二甲氧基-4-(2-硝基乙基)苯 | 1,2-dimethoxy-4-(2-nitroethyl)benzene | 70360-83-7 | C10H13NO4 | 211.218 |
(3,4-二甲氧基苯基)乙醛 | 3,4-dimethoxyphenylacetaldehyde | 5703-21-9 | C10H12O3 | 180.203 |
3,4-二甲氧基苯乙基溴 | 3,4-dimethoxyphenethyl bromide | 40173-90-8 | C10H13BrO2 | 245.116 |
3,4-二甲氧基苯乙腈 | 3,4-dimethoxyphenylacetate | 93-17-4 | C10H11NO2 | 177.203 |
3,4-二甲氧基苯乙醇 | 2-(3,4-dimethoxyphenyl)ethyl alcohol | 7417-21-2 | C10H14O3 | 182.219 |
3,4-二甲氧基苯乙醛肟 | (3,4-dimethoxyphenyl)acetaldoxime | 77733-60-9 | C10H13NO3 | 195.218 |
—— | (3,4-dimethoxyphenyl)acetaldehyde oxime | 131371-75-0 | C10H13NO3 | 195.218 |
N-[2-(3,4-二甲氧基苯基)乙基]-2,2,2-三氟乙酰胺 | N-[2-(3,4-dimethoxyphenyl)ethyl]-2,2,2-trifluoroacetamide | 13230-71-2 | C12H14F3NO3 | 277.243 |
—— | N,N'-(3,4-dimethoxy-β-phenylethyl)succindiamide | 102897-57-4 | C24H32N2O6 | 444.528 |
3-(3,4-二甲氧基苯基)丙酰胺 | 3-(3,4-dimethoxyphenyl)propionic acid amide | 14773-41-2 | C11H15NO3 | 209.245 |
—— | 3-(3,4-dimethoxy-phenyl)-propionyl chloride | 51842-87-6 | C11H13ClO3 | 228.675 |
3,4-二甲氧基苯丙酸 | 3,4-methoxycinnamic acid | 2107-70-2 | C11H14O4 | 210.23 |
—— | N-(2-hydroxybenzyl)-3,4-dimethoxyphenylethylamine | 171516-51-1 | C17H21NO3 | 287.359 |
—— | [2-(3,4-Dimethoxy-phenyl)-ethyl]-carbamic acid 2,2,2-trichloro-ethyl ester | —— | C13H16Cl3NO4 | 356.633 |
N-[2-(3,4-二甲氧基苯基)乙基]苯甲酰胺 | N-[2-(3,4-dimethoxyphenyl)ethyl]benzamide | 67616-16-4 | C17H19NO3 | 285.343 |
1-(3,4-二甲氧基苯基)-2-硝基乙醇 | 1-(3,4-dimethoxyphenyl)-2-nitroethanol | 39220-86-5 | C10H13NO5 | 227.217 |
藜芦醛氰醇 | 2-(3,4-dimethoxyphenyl)-2-hydroxyacetonitrile | 6309-18-8 | C10H11NO3 | 193.202 |
3,4-二甲氧基苯甲醛 | 3,4-dimethoxy-benzaldehyde | 120-14-9 | C9H10O3 | 166.177 |
3,4-二甲氧基苄氯 | 4-chloromethyl-1,2-dimethoxy-benzene | 7306-46-9 | C9H11ClO2 | 186.638 |
—— | (3,4-dimethoxy-phenyl)-glyoxal-2-oxime | —— | C10H11NO4 | 209.202 |
香草醛 | vanillin | 121-33-5 | C8H8O3 | 152.15 |
1,2-二甲氧基-4-(1-甲氧基-2-硝基乙基)苯 | (dimethoxy-3,4 phenyl)-2 methoxy-2 nitro-1 ethane | 57542-90-2 | C11H15NO5 | 241.244 |
—— | trans-N-(2-(3,4-Dimethoxyphenyl)-ethyl)-2-(2-hydroxyethyl)-cyclohexancarbonsaeureamid | —— | C19H29NO4 | 335.444 |
1-(2,4-二氯苯氧基)-3-[[2-(3,4-二甲氧基苯基)乙基]氨基]-2-丙醇 | DL-1-(2,4-Dichlor-phenoxy)-3-<2-(3,4-dimethoxyphenyl)-ethylamino>propan-2-ol | 104970-08-3 | C19H23Cl2NO4 | 400.302 |
—— | 3,4-dimethoxynitrostyrene | 22568-47-4 | C10H11NO4 | 209.202 |
—— | 1,2-dimethoxy-4-(2-nitro-vinyl)-benzene | 4230-93-7 | C10H11NO4 | 209.202 |
—— | 3,4-Dimethoxy-w-nitrostyren | 1207842-90-7 | C10H11NO4 | 209.202 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
N-甲基-2-(3,4-二甲氧基苯基)乙胺 | N-methylhomoveratrylamine | 3490-06-0 | C11H17NO2 | 195.261 |
4-(2-氨基乙基)-2-甲氧基苯酚 | 3-Methoxytyramine | 554-52-9 | C9H13NO2 | 167.208 |
—— | [2-(3,4-Dimethoxy-phenyl)-ethyl]-methylene-amine | 121580-37-8 | C11H15NO2 | 193.246 |
—— | N-ethylhomoveratrylamine | 39792-99-9 | C12H19NO2 | 209.288 |
—— | N,N-dimethyl-3,4-dimethoxy-β-phenethylamine | 3490-05-9 | C12H19NO2 | 209.288 |
—— | N-(2-phenylethyl)-2-(3,4-dimethoxyphenyl)ethylamine | 63925-47-3 | C18H23NO2 | 285.386 |
N-(3,4-二甲氧基苯乙基)甲酰胺 | N-[2-(3,4-dimethoxyphenyl)ethyl]formamide | 14301-36-1 | C11H15NO3 | 209.245 |
N-[2-(3,4-二甲氧基苯基)乙基]-2-(3,4-二甲氧基苯基)乙胺 | N-<2-(3,4-dimethoxyphenyl)ethyl>-2-(3,4-dimethoxyphenyl)ethylamine | 24997-88-4 | C20H27NO4 | 345.439 |
—— | 4-(2-azidoethyl)-1,2-dimethoxybenzene | 864528-55-2 | C10H13N3O2 | 207.232 |
—— | N-[2-(3,4-dimethoxyphenyl)ethyl]ethanimine | 1215113-31-7 | C12H17NO2 | 207.272 |
3,4-二甲氧基苯乙基异氰酸酯 | 3,4-dimethoxyphenethyl isocyanate | 35167-81-8 | C11H13NO3 | 207.229 |
5-(2-氨基乙基)-2-甲氧基苯酚 | 5-(2-amino-ethyl)-2-methoxy-phenol | 3213-30-7 | C9H13NO2 | 167.208 |
1,2-二甲氧基-4-乙基苯 | 4-ethylveratrole | 5888-51-7 | C10H14O2 | 166.22 |
—— | N-allyl-2-((3,4-dimethoxy)phenyl)ethanamine | 125846-81-3 | C13H19NO2 | 221.299 |
2-(3,4-二甲氧基苯基)乙基异硫代氰酸酯 | 4-(2-isothiocyanatoethyl)-1,2-dimethoxybenzene | 21714-25-0 | C11H13NO2S | 223.296 |
—— | N-<2-(3,4-dimethoxyphenyl)ethyl>propanamide | 83722-62-7 | C13H21NO2 | 223.315 |
—— | N-(3,4-dimethoxy-phenethyl)-glycine nitrile | 108515-17-9 | C12H16N2O2 | 220.271 |
4-(3-氮杂-4-甲基戊-3-烯基)-1,2-二甲氧基苯 | 4-(3-aza-4-methylpent-3-enyl)-1,2-dimethoxybenzene | 10433-32-6 | C13H19NO2 | 221.299 |
—— | N-<2-(3,4-dimethoxyphenyl)ethyl>butanamide | 1019567-27-1 | C14H23NO2 | 237.342 |
—— | N,N-diethyl-3,4-dimethoxyphenethylamine | 65273-68-9 | C14H23NO2 | 237.342 |
N-(3,4-二甲氧基苯乙基)乙酰胺 | N-[2-(3,4-dimethoxyphenyl)ethyl]acetamide | 6275-29-2 | C12H17NO3 | 223.272 |
—— | N-formyl-N-methyl-2-(3,4-dimethoxyphenyl)ethylamine | 119171-82-3 | C12H17NO3 | 223.272 |
—— | N,N-dimethyl-N'-homoveratrylformamidine | 61945-49-1 | C13H20N2O2 | 236.314 |
—— | N-thioacetyl-β-(3,4-dimethoxyphenyl)-ethylamine | 91564-56-6 | C12H17NO2S | 239.338 |
—— | N-(3,4-dimethoxyphenethyl)but-2-yn-1-amine | 1262680-27-2 | C14H19NO2 | 233.31 |
—— | N-(3,4-dimethoxyphenethyl)but-3-en-1-amine | 1379241-74-3 | C14H21NO2 | 235.326 |
3-[(3,4-二甲氧基苯乙基)氨基]丙腈 | N-(3,4-dimethoxy-phenethyl)-β-alanine nitrile | 55982-97-3 | C13H18N2O2 | 234.298 |
—— | N-(2H3)methyl-3,4-dimethoxyphenethylamine | 152561-88-1 | C11H17NO2 | 198.238 |
(3,4-二甲氧基苯乙基)脲 | 1-(3,4-dimethoxyphenethyl)urea | 25017-47-4 | C11H16N2O3 | 224.26 |
—— | N-[2-(3,4-dimethoxyphenyl)ethyl]butan-1-imine | 1215113-33-9 | C14H21NO2 | 235.326 |
[2-(3,4-二甲氧基-苯基)-乙基]-硫代脲 | 1-(3,4-dimethoxyphenethyl)thiourea | 21714-26-1 | C11H16N2O2S | 240.326 |
—— | N-(3,4-dimethoxyphenethyl)-guanidine | 46719-17-9 | C11H17N3O2 | 223.275 |
—— | [2-(3,4-dimethoxyphenyl)ethyl](isobutylidene)amine | 459831-95-9 | C14H21NO2 | 235.326 |
—— | N-(2,2,2-trifluoroethyl)-2-(3,4-dimethoxyphenyl)ethylamine | 74074-77-4 | C12H16F3NO2 | 263.26 |
—— | 3,4-Dimethoxyphenaethylamin(TMS) | 35424-92-1 | C13H23NO2Si | 253.417 |
—— | 4-(3,4-dimethoxyphenethylamino)butanenitrile | 1021131-24-7 | C14H20N2O2 | 248.325 |
—— | 3-[2-(3,4-Dimethoxyphenyl)ethylamino]-1,1-propanediol | —— | C13H21NO4 | 255.314 |
—— | N-(2-(3,4-dimethoxyphenyl)ethyl)-N'-(2-phenylethyl)-1,6-hexanediamine | 86480-27-5 | C24H36N2O2 | 384.562 |
—— | N-(3,4-dimethoxy-phenethyl)-glycine | 63697-89-2 | C12H17NO4 | 239.271 |
—— | N,N'-bis-(3,4-dimethoxy-phenethyl)-hexanediyldiamine | 118425-68-6 | C26H40N2O4 | 444.615 |
—— | N-<2-(3,4-dimethoxyphenyl)ethyl>-2-mercaptoacetamide | 75484-01-4 | C12H17NO3S | 255.338 |
—— | N,N-bis(2-hydroxyethyl)-2-<(3,4-dimethoxy)phenyl>ethylamine | 4247-65-8 | C14H23NO4 | 269.341 |
—— | N,N'-bis-(3,4-dimethoxy-phenethyl)-nonanediyldiamine | —— | C29H46N2O4 | 486.695 |
—— | N,N'-bis-(3,4-dimethoxy-phenethyl)-octanediyldiamine | —— | C28H44N2O4 | 472.668 |
—— | N,N'-bis-(3,4-dimethoxy-phenethyl)-decanediyldiamine | —— | C30H48N2O4 | 500.722 |
—— | N-[2-(3,4-dimethoxyphenyl)ethyl]propionamide | 67191-53-1 | C13H19NO3 | 237.299 |
—— | cyclopropylmethyl-[2-(3,4-dimethoxy-phenyl)-ethyl]-amine | 56100-68-6 | C14H21NO2 | 235.326 |
—— | N(1)-[2-(3,4-dimethoxyphenyl)ethyl]-N(2)-methylthiourea | 355812-01-0 | C12H18N2O2S | 254.353 |
N-(溴乙酰基)高藜芦基胺 | Bromacetylhomoveratrylamin | 56997-75-2 | C12H16BrNO3 | 302.168 |
(3,4-二甲氧基苯基)乙醛 | 3,4-dimethoxyphenylacetaldehyde | 5703-21-9 | C10H12O3 | 180.203 |
—— | 2-amino-N-(3,4-dimethoxyphenethyl)acetamide hydrochloride | 189753-05-7 | C12H18N2O3 | 238.287 |
—— | 3-[2-(3,4-dimethoxyphenyl)ethyl]amino-α-methylpropanenitrile | 1099651-80-5 | C14H20N2O2 | 248.325 |
2-氯-N-(2-(3,4-二甲氧基苯基)乙基)乙酰胺 | 2-chloro-N-(2-(3,4-dimethoxyphenyl)ethyl)acetamide | 14301-31-6 | C12H16ClNO3 | 257.717 |
—— | 6-(2-(3,4-dimethoxyphenyl)ethylamino)-1-hexanol | —— | C16H27NO3 | 281.395 |
—— | N-[2-(3,4-Dimethoxyphenyl)ethyl]glycolamide | 100371-12-8 | C12H17NO4 | 239.271 |
—— | EL-1176 | 56361-01-4 | C13H17NO3 | 235.283 |
3,4-二甲氧基苯乙腈 | 3,4-dimethoxyphenylacetate | 93-17-4 | C10H11NO2 | 177.203 |
3,4-二甲氧基苯乙醇 | 2-(3,4-dimethoxyphenyl)ethyl alcohol | 7417-21-2 | C10H14O3 | 182.219 |
—— | 1-(3,4-dimethoxyphenethyl)-3-ethylurea | —— | C13H20N2O3 | 252.313 |
—— | 1,3-bis(3,4-dimethoxyphenethyl)urea | 5467-91-4 | C21H28N2O5 | 388.464 |
—— | N,N'-bis[2-(3,4-dimethoxyphenyl)ethyl]thiourea | 96058-68-3 | C21H28N2O4S | 404.53 |
N-[2-(3,4-二甲氧基苯基)乙基]-2-碘乙酰胺 | N-(3,4-dimethoxyphenethyl)-2-iodoacetamide | 184844-79-9 | C12H16INO3 | 349.168 |
4-(2-氯乙基)-1,2-二甲氧基苯 | 2-(3,4-dimethoxyphenyl)-ethylchloride | 27160-08-3 | C10H13ClO2 | 200.665 |
—— | methyl N-[2-(3,4-dimethoxyphenyl)ethyl]carbamate | 35690-71-2 | C12H17NO4 | 239.271 |
—— | (2E,4E)-5-(2-(3,4-dimethoxyphenyl)ethylamino)penta-2,4-dienal | 1200125-56-9 | C15H19NO3 | 261.321 |
—— | (3,4-dimethoxyphenethyl)carbamoyl cyanide | 1195163-29-1 | C12H14N2O3 | 234.255 |
—— | (S)-3-<<2-(3,4-dimethoxyphenyl)ethyl>amino>-1,2-propanediol | 85648-10-8 | C13H21NO4 | 255.314 |
—— | 3-[2-(3,4-dimethoxyphenyl)ethylamino]-1,2-propanediol | 66781-19-9 | C13H21NO4 | 255.314 |
—— | N-benzyl-2-(3,4-dimethoxyphenyl)ethylamine | 51973-93-4 | C17H21NO2 | 271.359 |
—— | Benzyliden-3',4'-dimethoxyphenethylamin | 10133-74-1 | C17H19NO2 | 269.343 |
—— | N-(3,4-dimethoxyphenethyl)-N-methylacetamide | 52590-25-7 | C13H19NO3 | 237.299 |
—— | 1-Amino-3-[2-(3,4-dimethoxyphenyl)ethyl]urea | 208396-73-0 | C11H17N3O3 | 239.274 |
—— | 3-[2-(3,4-dimethoxyphenyl)ethyl]amino-β-methylpropanenitrile | —— | C14H20N2O2 | 248.325 |
—— | N-(3,4-dimethoxyphenethyl)sulfamide | 205487-15-6 | C10H16N2O4S | 260.314 |
N-甲基l-N-(3-氯丙基)-3,4-二甲氧基苯乙胺 | N-(3-chloropropyl)-3,4-dimethoxy-N-methylphenethylamine | 36770-74-8 | C14H22ClNO2 | 271.787 |
—— | 3-(3,4-dimethoxyphenethyl)-1,1-dimethylurea | 67616-06-2 | C13H20N2O3 | 252.313 |
—— | [2-(3,4-dimethoxyphenyl)ethyl](1,1-dimethylprop-2-ynyl)amine | 192312-78-0 | C15H21NO2 | 247.337 |
—— | N-<2-(3,4-dimethoxyphenyl)ethyl>-N-methyl-1,4-butanediamine | 127404-85-7 | C15H26N2O2 | 266.384 |
3,4-二甲氧基苯乙胺-D2 | 3,4-dimethoxyphen(1,1-2H2)ethylamine | 37699-47-1 | C10H15NO2 | 183.219 |
—— | N-[2-(3,4-dimethoxyphenyl)ethyl]-2-(methylamino)acetamide | 336878-26-3 | C13H20N2O3 | 252.313 |
—— | 4-[(E)-{[2-(3,4-dimethoxyphenyl)ethyl]imino}methyl]phenol | 198139-88-7 | C17H19NO3 | 285.343 |
—— | N-[2-(3,4-dimethoxyphenyl)ethyl]-2-methylpropanamide | 97806-75-2 | C14H21NO3 | 251.326 |
—— | (E)-N-[2-(3,4-dimethoxyphenyl)ethyl]-2-butenamide | 56361-02-5 | C14H19NO3 | 249.31 |
—— | N,N-bis(methoxymethyl)-3,4-dimethoxy-β-phenylethylamine | 132242-32-1 | C14H23NO4 | 269.341 |
三氯(2-甲基丁基)硅烷 | N-(3,4-Dimethoxyphenethyl)butyramide | 81165-56-2 | C14H21NO3 | 251.326 |
—— | N-(4-methoxybenzyl)-3,4-dimethoxyphenylethylamine | 93949-35-0 | C18H23NO3 | 301.386 |
—— | 2-(3,4-dimethoxyphenyl)-N-[(E)-(4-methoxyphenyl)methylidene]ethanamine | 66040-50-4 | C18H21NO3 | 299.37 |
—— | 3-chloro-N-[2-(3,4-dimethoxyphenyl)ethyl]propionamide | 34164-31-3 | C13H18ClNO3 | 271.744 |
—— | β-bromopropionyl-homoveratrylamine | 24839-50-7 | C13H18BrNO3 | 316.195 |
—— | N-(3,4-dimethoxyphenethyl)methoxyacetamide | 100619-46-3 | C13H19NO4 | 253.298 |
—— | N-(3,4-dimethoxyphenethyl)methanesulfonamide | 14165-68-5 | C11H17NO4S | 259.326 |
—— | 3-[2-cyanoethyl-[2-(3,4-dimethoxyphenyl)ethyl]amino]propanenitrile | —— | C16H21N3O2 | 287.362 |
—— | N-(4-Methylbenzyliden)-3,4-dimethoxyphenethylamin | 66040-49-1 | C18H21NO2 | 283.37 |
N-(2-(3,4-二甲氧基苯基)乙基)-2-次氮基乙酰胺 | 2-cyano-N-[2-(3,4-dimethoxyphenyl)ethyl]acetamide | 98841-65-7 | C13H16N2O3 | 248.282 |
—— | dichloro-acetic acid-(3,4-dimethoxy-phenethylamide) | 14301-30-5 | C12H15Cl2NO3 | 292.162 |
—— | N-<2-(3,4-dimethoxyphenyl)ethyl>-N-methyl-1,5-pentanediamine | 101725-28-4 | C16H28N2O2 | 280.411 |
2-(3,4-二甲氧基苯基)-N-(4-甲基苄基)乙胺 | [2-(3,4-Dimethoxy-phenyl)-ethyl]-(4-methyl-benzyl)-amine | 418789-66-9 | C18H23NO2 | 285.386 |
3-(3,4-二甲氧基苯基)丙腈 | 3-(3,4-dimethoxyphenyl)propanenitrile | 49621-56-9 | C11H13NO2 | 191.23 |
N-[2-(3,4-二甲氧基苯基)乙基]-2-苯基乙酰胺 | N-(3,4-dimethoxyphenethyl)-phenyl acetamide | 4876-02-2 | C18H21NO3 | 299.37 |
[2-(3,4-二甲氧基苯基)乙基]苯胺 | N-(3,4-dimethoxyphenethyl)aniline | 65341-60-8 | C16H19NO2 | 257.332 |
(E)-2-Chloro-3-(2-cyanovinyl)-9,10-dimethoxy-4-oxo-6,7-dihydro-4H-pyrido[2,1-a] isoquinoline- 1-carbonitrile (5) was obtained by treatment of the 2-chloro-3-formylpyrido[2,1-a]isoquinoline derivative 3 with 2-(triphenylphosphoranylidene)acetonitrile (4). Treatment of 5 with sodium azide afforded the corresponding azido compound 6 which could be reduced by sodium dithionite to compound 7. A novel isoquinolino[2,1-g][1,6]naphthyridine derivative 11 was obtained by the reaction of phenyl isothiocyanate with the phosphorane compound 8, which was prepared by the reaction of compound 6 with triphenylphosphine. Treatment of 5 with amines 12a-c and thiophenols 14a-c in refluxing ethanol afforded the corresponding substitution products 13a-c and 15a-c, respectively. Also, the reaction of 1 with a-oxo hydroxamoyl chlorides 16 was reinvestigated, and the synthesized pyrazoloisoquinolines 19a-f and pyridazinopyrazoloisoquinolines 20a, e were screened for their in vitro antitumor activities.