| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 3,4-二氟氯苯 | 2-chloromaleic anhydride | 96-02-6 | C4HClO3 |
| 3,4-二氟吡啶 | 3,4-difluoropyridine | 82878-63-5 | C5H3F2N |
| 3,4-二氟吉非替尼杂质 | 4-[(3,4-difluorophenyl)amino]-6-[3-(morpholin-4-yl)propyloxy]-7-methoxyquinazoline | 184475-50-1 | C22H24F2N4O3 |
| 3,4-二氟-6-甲基-2H-吡喃-2-酮 | 3,4-Difluoro-6-methyl-2H-pyran-2-one | 75599-88-1 | C6H4F2O2 |
| 3,4-二氟-5,5-二甲基-2(5H)-呋喃酮 | 2,3-difluoro-4,4-dimethyl-2-buten-4-olide | 64955-33-5 | C6H6F2O2 |
| 3,4-二氟-2,5-噻吩二酮 | difluoro-2,5-dihydrothiophene-2,5-dione | 142453-19-8 | C4F2O2S |
| 3,4-二氟-1H-吡咯-2-羧酸 | 3,4-difluoro-1H-pyrrole-2-carboxylic acid | 160561-81-9 | C5H3F2NO2 |
| 3,4-二棕榈酸吡哆醇酯 | Pyridoxin-3,4-dipalmitat | 992-42-7 | C40H71NO5 |
| 3,4-二己基噻吩 | 3,4-dihexylthiophene | 122107-04-4 | C16H28S |
| 3,4-二己基-2,5-二噻吩-2-基噻吩 | 3',4'-Dihexyl-2,2':5',2''-terthiophene | 151324-66-2 | C24H32S3 |
| 3,4-二噻吩-2-基噻吩 | 2,3':4',2''-terthiophene | 101306-11-0 | C12H8S3 |
| 3,4-二叔-丁基二硫环丁烯 | 3,4-di-t-butyl-1,2-dithiete | 84449-09-2 | C10H18S2 |
| 3,4-二亚甲基噻吩 | 3,4-dimethylenethiophene | 105064-76-4 | C6H6S |
| 3,4-二亚甲二氧苯基硼酸频哪醇酯 | 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-benzodioxole | 94838-82-1 | C13H17BO4 |
| 3,4-二乙酰基-2-甲基-1,5-二苯基-吡咯 | 3,4-diacetyl-2-methyl-1,5-diphenyl-pyrrole | 102479-02-7 | C21H19NO2 |
| 3,4-二乙烯基噻吩 | 3,4-divinylthiophene | 138354-62-8 | C8H8S |
| 3,4-二乙炔基噻吩 | 3,4-diethynylthiophene | 138354-60-6 | C8H4S |
| 3,4-二乙炔基-1-甲基-1H-吡唑 | 3,4-diethynyl-1-methyl-1<i>H</i>-pyrazole | 34091-64-0 | C8H6N2 |
| 3,4-二乙基噻吩 | 3,4-diethylthiophene | 35686-14-7 | C8H12S |
| 3,4-二乙基吡咯 | 3,4-diethyl-1H-pyrrole | 16200-52-5 | C8H13N |
| 3,4-二乙基-5-甲基-2-吡咯羧酸乙酯 | ethyl 3,4-diethyl-5-methylpyrrole-2-carboxylate | 16200-50-3 | C12H19NO2 |
| 3,4-二乙基-5-甲基-2,3-二氢-噻唑 | 3,4-diethyl-5-methyl-2,3-dihydro-thiazole | 101251-61-0 | C8H15NS |
| 3,4-二乙基-2-甲基-1H-吡咯 | 3,4-diethyl-2-methyl-1H-pyrrole | 34874-30-1 | C9H15N |
| 3,4-二乙基-2,5-呋喃二酮 | 2,3-diethylmaleic anhydride | 28843-39-2 | C8H10O3 |
| 3,4-二乙基-1H-吡咯-2-羧酸乙酯 | ethyl 3,4-diethyl-1H-pyrrole-2-carboxylate | 97336-41-9 | C11H17NO2 |
| 3,4-二乙基-1H-吡咯-2-羧酸 | 3,4-diethyl-1H-pyrrole-2-carboxylic acid | 157873-93-3 | C9H13NO2 |
| 3,4-二乙基-1,2-恶唑-5-胺 | 3,4-Diethylisoxazol-5-amine | 71378-51-3 | C7H12N2O |
| 3,4-二乙基-1,2-二氢吡咯-5-酮 | 3,4-diethyl-3-pyrrolin-2-one | 60651-43-6 | C8H13NO |
| 3,4-二乙吡啶 | 3,4-Diethyl-pyridin | 612-11-3 | C9H13N |
| 3,4-二丁基噻吩 | 3,4-dibutylthiophene | 85932-61-2 | C12H20S |
| 3,4-二丁基-5-(羟甲基)噻吩 | 3,4-dibutyl-5-(hydroxymethyl)thiophene | 1022089-65-1 | C13H22OS |
| 3,4-二丁基-5-(2,4-二甲基苯基)苯并呋喃-2(3H)-酮 | Xylyl dibutylbenzofuranone | 181314-48-7 | C24H30O2 |
| 3,4-二丁基-2-乙炔基噻吩 | 3,4-dibutyl-2-ethynylthiophene | 565186-13-2 | C14H20S |
| 3,4-二丁基-2,5-二噻吩-2-基噻吩 | 3',4'-dibutyl-2,2':5',2''-terthiophene | 152389-25-8 | C20H24S3 |
| 3,4-二[(三甲基硅烷基)氧基]二氢-2(3H)-呋喃酮 | L-threonic acid-4-lactone | 21730-93-8 | C4H6O4 |
| 3,4-二2H-1-苯并吡喃-6-胺 | chroman-6-amine | 50386-54-4 | C9H11NO |
| 3,4-二-溴-7-氮杂吲哚 | 3,4-dibromo-1H-pyrrolo[2,3-b]pyridine | 1000340-33-9 | C7H4Br2N2 |
| 3,4-二(羟基甲基)-6-甲氧基-6-甲基-1,6-二氢-2,5-吡啶二酮 | 3,4-bis(hydroxymethyl)-6-methoxy-6-methyl-1H-pyridine-2,5-dione | 475571-47-2 | C9H13NO5 |
| 3,4-二(羟基甲基)-2,5-呋喃二酮 | bis(hydroxymethyl)maleic anhydride | 479035-71-7 | C6H6O5 |
| 3,4-二(溴甲基)呋喃 | 3,4-bis(bromomethyl)furan | 146604-80-0 | C6H6Br2O |
| 3,4-二(吲哚-3-基)琥珀酸酐 | 3,4-Di(indol-3-yl)succinic anhydride | 115684-56-5 | C20H14N2O3 |
| 3,4-二(吲哚-1-基)吡咯-2,5-二酮 | 3,4-bis(1H-indol-1-yl)-1H-pyrrole-2,5-dione | 570431-92-4 | C20H13N3O2 |
| 3,4-二(乙酰氧基甲基)-5-羟基-6-甲基吡啶鎓氯化物 | 4,5-bis-acetoxymethyl-2-methyl-pyridin-3-ol; hydrochloride | 1696-70-4 | C12H15NO5*ClH |
| 3,4-二(三氟甲基)呋喃 | 3,4-bis(trifluoromethyl)furan | 878-82-0 | C6H2F6O |
| 3,4-二(三氟甲基)二硫环丁烯 | 3,4-bis-trifluoromethyl-[1,2]dithiete | 360-91-8 | C4F6S2 |
| 3,4-二(三氟甲基)-1,2,5-噻二唑 | 3,4-bis(trifluoromethyl)-1,2,5-thiadiazole | 71148-78-2 | C4F6N2S |
| 3,4-二(4-甲氧基苯基)异喹啉 | 3,4-bis(4-methoxyphenyl)isoquinoline | 320371-82-2 | C23H19NO2 |
| 3,4-二(2-呋喃)-1-(2-吡啶)-6,7-二氢-5H-环戊基[c]吡啶 | 3,4-difuran-2-yl-1-pyridin-2-yl-6,7-dihydro-5H-[2]pyrindine | 692729-84-3 | C21H16N2O2 |
| 3,4-二(2-呋喃)-1-(2-吡啶)-6,7,8,9-四氢-5H-环戊基[c]吡啶 | 3,4-difuran-2-yl-1-pyridin-2-yl-6,7,8,9-tetrahydro-5H-cyclohepta[c]pyridine | 871798-84-4 | C23H20N2O2 |
| 3,4-二(2-呋喃)-1-(2-吡啶)-5,6,7,8-四氢异喹啉 | 3,4-difuran-2-yl-1-pyridin-2-yl-5,6,7,8-tetrahydro-isoquinoline | 692729-85-4 | C22H18N2O2 |