| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-甲基-4-糠硫基-2-戊酮 | 4-((2-Furylmethyl)thio)-4-methylpentan-2-one | 64835-96-7 | C11H16O2S |
| 4-甲基-4-(5-甲基-2-呋喃基)-2-戊酮 | 4-methyl-4-(5-methylfuran-2-yl)pentan-2-one | 31704-82-2 | C11H16O2 |
| 4-甲基-4,5,6,7-四氢-1-苯并噻吩-4-甲酰氯 | 4-methyl-4,5,6,7-tetrahydrobenzo<b>thiophene-4-carboxylic acid chloride | 106051-05-2 | C10H11ClOS |
| 4-甲基-3-噻吩硼酸 | 4-methyl-3-thiopheneboronic acid | 177735-11-4 | C5H7BO2S |
| 4-甲基-2-噻吩磺酰氯 | 4-methylthiophene-2-sulfonyl chloride | 69815-97-0 | C5H5ClO2S2 |
| 4-甲基-2-噻吩硼酸 | (4-methyl-2-thienyl)boronic acid | 162607-15-0 | C5H7BO2S |
| 4-甲基-2-噻吩基异氰酸酯 | 2-isocyanato-4-methylthiophene | 850375-10-9 | C6H5NOS |
| 4-甲基-2-呋喃甲醛,肟 | 4-methyl-2-furancarboxaldehyde,oxime | 120073-38-3 | C6H7NO2 |
| 4-甲基-2-乙烯基噻吩 | 2-vinyl-4-methylthiophene | 84548-65-2 | C7H8S |
| 4-甲基-2-丙基-呋喃 | 4-methyl-2-propyl-furan | 6148-37-4 | C8H12O |
| 4-甲基-2-丙基-1,3-恶嗪-6-酮 | 4-methyl-2-propyl-1,3-oxazin-6-one | 118170-48-2 | C8H11NO2 |
| 4-甲基-2-(三氟甲基)-1,3-恶嗪-6-酮 | 4-methyl-2-(trifluoromethyl)-1,3-oxazin-6-one | 54415-40-6 | C6H4F3NO2 |
| 4-甲基-2-(3-甲基丁-2-烯基)呋喃 | 4-methyl-2-(3-methyl-2-butenyl)-furan | 66641-51-8 | C10H14O |
| 4-甲基-2,3-二亚甲基-2,3-二氢呋喃 | 4-methyl-2,3-dimethylene-2,3-dihydrofuran | 73567-99-4 | C7H8O |
| 4-环己基-2,6-二甲基吡喃鎓六氟磷酸盐 | 4-Cyclohexyl-2,6-dimethylpyrylium hexafluorophosphate | 84282-38-2 | C13H19F6OP |
| 4-环己基-2,6-二甲基吡喃鎓六氟砷酸盐(1-) | 4-Cyclohexyl-2,6-dimethylpyrylium hexafluoroarsenate | 84304-16-5 | C13H19AsF6O |
| 4-溴-1,1-双(3-甲基噻吩-2-基)-1-丁醇 | 4-Bromo-1,1-bis-(3-methyl-thiophen-2-yl)-butan-1-ol | 922184-80-3 | C14H17BrOS2 |
| 4-氰基-4-(2-噻吩基)环己酮 | 4-oxo-1-(thiophen-2-yl)cyclohexane-1-carbonitrile | 65619-58-1 | C11H11NOS |
| 4-氯-6,7-二氢苯并呋喃-5-甲醛 | 4-Chloro-6,7-dihydro-benzofuran-5-carbaldehyde | 178625-85-9 | C9H7ClO2 |
| 4-氯-2-(氯-2-噻吩基亚甲基)丁醛 | 4-Chloro-2-(chloro-2-thienylmethylene)butanal | 84100-57-2 | C9H8Cl2OS |
| 4-氨基-3-呋喃醇 | 4-Aminofuran-3-ol | 149193-97-5 | C4H5NO2 |
| 4-氧杂-9-氮杂三环[4.3.1.03,8]癸-1(9),2,5,7-四烯 | 2,6-Methanopyrano[3,2-b]pyrrole | 143622-29-1 | C8H5NO |
| 4-氧杂-8-氮杂三环[4.3.0.03,7]壬-1(9),3(7),5-三烯 | 3,6-Methano-1H-furo[3,4-B]pyrrole | 161025-83-8 | C7H5NO |
| 4-异氰酸基-7-甲氧基-4,5,6,7-四氢-1-苯并噻吩 | 4,5,6,7-tetrahydro-7-methoxybenzo[b]thien-4-ylisocyanate | 62369-88-4 | C10H11NO2S |
| 4-异丙基-1,3-二硫醇-2-酮 | 4-isopropyl-1,3-dithiol-2-one | 73872-22-7 | C6H8OS2 |
| 4-己基噻吩-2-甲腈 | 4-hexylthiophene-2-carbonitrile | 1224430-39-0 | C11H15NS |
| 4-巯基-1,1,1-三氟-4-(2-噻吩基)-3-丁烯-2-酮 | 3-Buten-2-one, 1,1,1-trifluoro-4-mercapto-4-(2-thienyl)- | 4552-64-1 | C8H5F3OS2 |
| 4-噻吩-2-基-1,3-二硫醇-2-酮 | 4-(2-thienyl)-1,3-dithiole-2-one | 76247-59-1 | C7H4OS3 |
| 4-哌啶并唑,3-乙基-4-甲基-2-苯基- | 3,5-bis(6-isocyanatohexyl)-2H-1,3,5-oxadiazine-2,4,6(3H,5H)-trione | 50639-37-7 | C17H24N4O6 |
| 4-呋喃-2-基-丁醛 | 4-(furan-2-yl)butanal | 126991-83-1 | C8H10O2 |
| 4-呋喃-2-基-5,5-二甲基-3-氧代-2,5-二氢-咪唑-1-醇 | 5-(furan-2-yl)-3-hydroxy-4,4-dimethyl-1-oxido-2H-imidazol-1-ium | 104406-64-6 | C9H12N2O3 |
| 4-呋喃-2-基-4-甲氧基-2-甲基-环丁-2-烯酮 | 4-(Furan-2-yl)-4-methoxy-2-methylcyclobut-2-en-1-one | 1027161-04-1 | C10H10O3 |
| 4-乙基-3-异丙基-1,2,3-恶二唑烷-5-酮 | 4-Ethyl-3-isopropyl-1,2,3-oxadiazolidin-5-one | 18443-37-3 | C7H12N2O2 |
| 4-(溴甲基)噻吩-3-甲腈 | 3-(bromomethyl)-4-cyanothiophene | 99708-91-5 | C6H4BrNS |
| 4-(溴甲基)噻吩-2-甲腈 | 4-bromomethyl-thiophene-2-carbonitrile | 186552-07-8 | C6H4BrNS |
| 4-(噻吩-3-基)丁酸 | 4-(thien-3-yl)butyric acid | 1505-47-1 | C8H10O2S |
| 4-(噻吩-2-基)丁-3-炔-1-醇 | 4-(thiophen-2-yl)but-3-yn-1-ol | 289652-61-5 | C8H8OS |
| 4-(呋喃-2-基)丁酰氯 | 4-Furan-2-yl-butyryl chloride | 66144-45-4 | C8H9ClO2 |
| 4-(呋喃-2-基)丁-3-烯-2-醇 | 4-(2-furanyl)-3-buten-2-ol | 4229-85-0 | C8H10O2 |
| 4-(三氟甲基)-2-[(三氟甲基)亚磺酰]噻吩 | 2-(Trifluoromethanesulfinyl)-4-(trifluoromethyl)thiophene | 223683-78-1 | C6H2F6OS2 |
| 4-(N-甲基哌嗪-1-基)吡啶-2-羧酸 | 5-Methyl-1,2,3-oxadiazole-4-carboxylic acid | 914637-48-2 | C4H4N2O3 |
| 4-(5-甲基-2-呋喃)丁烷-2-酮 | 4-(5-methyl-furan-2-yl)-butan-2-one | 13679-56-6 | C9H12O2 |
| 4-(5-氨基-1-氧杂-2-氮杂-3-铵环戊-2,4-二烯-3-基)丁酸氯化物 | 5-amino-3-(3-carboxy-propyl)-[1,2,3]oxadiazolium; chloride | 19951-51-0 | C6H10N3O3*Cl |
| 4-(3-甲基呋喃-2-基)丁-3-烯-2-酮 | (E)-4-(3-Methyl-furan-2-yl)-but-3-en-2-one | 111399-78-1 | C9H10O2 |
| 4-(2-噻吩基)丁酸 | 2-thiophenebutyric acid | 4653-11-6 | C8H10O2S |
| 4-(2-噻吩基)丁酰氯 | 4-(2-thienyl)butanoyl chloride | 58372-62-6 | C8H9ClOS |
| 4-(2-噻吩基)丁-3-烯-2-酮 | 2-thenylideneacetone | 874-83-9 | C8H8OS |
| 4-(2-呋喃基)-3-丁烯-2-酮 | (Z)-4-(furan-2-yl)but-3-en-2-one | 108811-61-6 | C8H8O2 |
| 4-(2-呋喃基)-3-丁烯-2-酮 | 4-(furan-2-yl)but-3-en-2-one | 623-15-4 | C8H8O2 |
| 4-(2-呋喃基)-3-丁炔-2-酮 | 4-(furan-2-yl)but-3-yn-2-one | 23127-72-2 | C8H6O2 |