| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 3,4-二氨基-N,N-二乙基苯磺酰胺 | 3,4-diamino-N,N-diethyl-benzenesulfonamide | 49804-28-6 | C10H17N3O2S |
| 3,4-二氨基-5-甲基苯甲腈 | 3,4-diamino-5-methyl-benzonitrile | 468741-03-9 | C8H9N3 |
| 3,4-二氨基-4-氧代丁酸 | isoasparagine | 498-25-9 | C4H8N2O3 |
| 3,4-二氢吡喃甲酰胺 | 3,4-dihydro-2H-pyran-2-carboxamide | 49831-28-9 | C6H9NO2 |
| 3,4-二氢吡喃甲胺 | (3,4-dihydro-2H-pyran-2-yl)methanamine | 4781-76-4 | C6H11NO |
| 3,4-二氢-6,7-二羟基异喹啉 | 3,4-dihydroisoquinoline-6,7-diol | 4602-83-9 | C9H9NO2 |
| 3,4-二氢-4-苯基-2(1H)-喹啉 | 4-phenyl-3,4-dihydro-1H-quinolin-2-one | 4888-33-9 | C15H13NO |
| 3,4-二氢-4-羟基-3-(苯基甲基)- 2H-1-苯并吡喃-2-酮 | (+/-)-(3R,4RS)-3-benzyl-4-hydroxy-3,4-dihydrochromen-2-one | 475570-89-9 | C16H14O3 |
| 3,4-二氢-4-亚甲基-(9ci)-2H-吡喃并[3,2-b]吡啶 | 4-methylene-3,4-dihydro-2H-pyrano[3,2-b]pyridine | 405174-46-1 | C9H9NO |
| 3,4-二氢-2H-苯并[C]氮杂卓-1,5-二酮 | 3,4-dihydro-1H-2-benzazepine-1,5(2H)-dione | 41764-17-4 | C10H9NO2 |
| 3,4-二氢-2H-1,5-苯并二噁英-6-甲醇 | 3,4-dihydro-2H-1,5-benzodioxepin-6-ylmethanol | 499770-81-9 | C10H12O3 |
| 3,4-二氢-2-苯基-2H-1-苯并吡喃 | flavan | 494-12-2 | C15H14O |
| 3,4-二氢-2-甲基-吡喃 | 2-methoxy-3,4-dihydro-2H-pyran | 4454-05-1 | C6H10O2 |
| 3,4-二氢-2,4-二氧代-1(2H)-嘧啶戊酸 | 1-(δ-carboxy-n-butyl)uracil | 4114-00-5 | C9H12N2O4 |
| 3,4-二氢-2,2-二甲基-2H-萘并[1,2-B]吡喃-5,6-二酮 | 2,2-dimethyl-3,4-dihydro-2H-benzo[h]chromene-5,6-dione | 4707-32-8 | C15H14O3 |
| 3,4-二氢-2,2,5-三甲基-2H-吡咯 1-氧化物 | 2,5,5-trimethylpyrroline N-oxide | 4567-18-4 | C7H13NO |
| 3,4-二氢-1H-苯并吡喃 | chromane | 493-08-3 | C9H10O |
| 3,4-二氢-1H-异苯并吡喃-3-醇 | 3-isochromanol | 42900-89-0 | C9H10O2 |
| 3,4-二氢-1H-2-苯并噻喃 | isothiochroman | 4426-75-9 | C9H10S |
| 3,4-二氢-1,8-萘啶-2(1H)-酮 | 3,4-dihydro-1H-[1,8]naphthyridin-2-one | 40000-79-1 | C8H8N2O |
| 3,4-二氟苯甲酸 | 3,4-Difluorobenzoic acid | 455-86-7 | C7H4F2O2 |
| 3,4-二氟苯异氰酸酯 | 3,4-difluorophenyl isocyanate | 42601-04-7 | C7H3F2NO |
| 3,4-二氟苯基异氰酸酯 | 3,4-difluorophenyl isocyanide | 472958-69-3 | C7H3F2N |
| 3,4-二氟苯乙烯 | 3,4-difluorostyrene | 405-03-8 | C8H6F2 |
| 3,4-二去氢维甲酸 | 3,4-didehydroretinoic acid | 4159-20-0 | C20H26O2 |
| 3,4-二乙炔基苯甲醛 | 3,4-diethynylbenzaldehyde | 412041-54-4 | C11H6O |
| 3,4-二乙氧基苯胺盐酸盐 | 3,4-Diethoxyaniline hydrochloride | 4956-84-7 | C10H16ClNO2 |
| 3,4-二乙氧基硝基苯 | 1,2-diethoxy-4-nitrobenzene | 4992-63-6 | C10H13NO4 |
| 3,4-二丁氧基苯胺 | 3,4-di(butyloxy)aniline | 4956-63-2 | C14H23NO2 |
| 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-O-异亚丙基-L-阿拉伯糖 | 3,4-O-isopropylidene-D-arabinose | 40031-36-5 | C8H14O5 |
| 3,4-(亚甲二氧基)苯甲基硫代异氰酸酯 | 1,3-benzodioxol-5-ylmethyl isothiocyanate | 4430-47-1 | C9H7NO2S |
| 3,4,9,10-苝四甲酸二酰肼 | 2,9-diaminoanthra[2,1,9-def;6,5,10-d′e′f ′]diisoquinolin-1,3,8,10-tetraone | 49546-23-8 | C24H12N4O4 |
| 3,4,6-三甲基-2-硝基-苯胺 | 3,4,6-trimethyl-2-nitro-aniline | 41571-53-3 | C9H12N2O2 |
| 3,4,6-三甲基-1,2-苯二胺 | 3,4,6-trimethyl-<i>o</i>-phenylenediamine | 4846-22-4 | C9H14N2 |
| 3,4,6-三氯-5-甲基哒嗪 | 3,4,6-Trichloro-5-methylpyridazine | 499235-55-1 | C5H3Cl3N2 |
| 3,4,6-三-o-乙酰基-2-乙酰氨基-2-脱氧-a-d-硫代吡喃葡萄糖苷乙酯 | (5-Acetamido-3,4-diacetyloxy-6-ethylsulfanyloxan-2-yl)methyl acetate | 49810-41-5 | C16H25NO8S |
| 3,4,5-三苯基-4H-1,2,4-三唑 | 3,4,5-triphenyl-1,2,4-triazole | 4073-72-7 | C20H15N3 |
| 3,4,5-三甲氧基苯脒 | 3,4,5-trimethoxy-benzamidine | 4156-70-1 | C10H14N2O3 |
| 3,4,5-三甲氧基苯甲酸萘-2-基酯 | 3,4,5-trimethoxybenzoic acid naphthalene-2-yl ester | 457923-26-1 | C20H18O5 |
| 3,4,5-三甲氧基苯甲酰氯 | 3,4,5-Trimethoxybenzoyl chloride | 4521-61-3 | C10H11ClO4 |
| 3,4,5-三甲氧基苯甲脒盐酸盐(1:1) | 3,4,5-trimethoxybenzamidine hydroklorid | 4156-59-6 | C10H14N2O3*ClH |
| 3,4,5-三甲氧基苯基 beta-D-吡喃葡萄糖苷 | 3,4,5-trimethoxyphenyl-O-β-D-glucopyranoside | 41514-64-1 | C15H22O9 |
| 3,4,5-三甲氧基苄胺盐酸盐 | 3,4,5-trimethoxybenzaldehyde hydrochloride | 42365-69-5 | C10H15NO3*ClH |
| 3,4,5-三甲氧基-苯磺酸 | 3,4,5-Trimethoxy-benzolsulfonsaeure | 42771-33-5 | C9H12O6S |
| 3,4,5-三甲氧基-alpha-(吗啉基亚甲基)苯基乙腈 | 3,4,5-Trimethoxy-I+/--(4-morpholinylmethylene)benzeneacetonitrile | 49679-37-0 | C16H20N2O4 |
| 3,4,5-三甲氧基-N-(2-甲氧基乙基)-N-(4-苯基-2-噻唑基)苯甲酰胺 | N-(2-methoxyethyl)-N-(4-phenyl-2-thiazolyl)-3,4,5-trimethoxybenzeneacetamide | 461000-66-8 | C22H24N2O5S |
| 3,4,5-三甲基-苯甲酰胺 | 3,4,5-trimethylbenzamide | 4476-06-6 | C10H13NO |
| 3,4,5-三氨基苯硫醇 | 3,4,5-triamino-thiophenol | 408340-26-1 | C6H9N3S |