4开头化工名词
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4H-1-Benzopyran-4-one,3-[[6-O-(6-deoxy-a-L-mannopyranosyl)-b-D-glucopyranosyl]oxy]-5,7-dihydroxy-2-(4
水仙苷
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4,6(1H,5H)-Pyrimidinedione,dihydro-5-(3-phenyl-2-propen-1-ylidene)-2-thioxo-
1,2-二氢-2-(硫代)-5-(3-苯基-2-丙烯-1-亚基)嘧啶-4,6(3H,5H)-二酮
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4H-1-Benzopyran-4-one,2,3-dihydro-5,7-dihydroxy-8-[(2-hydroxyphenyl)methyl]-2-phenyl-, (2S)-
矮紫玉盘素
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4a,8a-Ethenonaphthalene,1,2,3,4-tetrahydro-
1,2,3,4-四氢-4a,8alpha-乙烯桥萘
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4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-2,3-dihydro-5-hydroxy-7-methoxy-, (2S)-
7-O-METHYLERIODICTYOL
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4(3H)-Pyrimidinone,2-(fluoromethyl)-5-methyl-
次氮基<三价氮基>三乙烷-1,2-二基三硬脂酸盐
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4(3H)-Pyrimidinone,2-(fluoromethyl)-6-methyl-
8-氯-6-甲氧基喹啉
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4(3H)-Pyrimidinone,6-(methoxymethyl)-
6-(甲氧基甲基)-4(1H)-嘧啶酮
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4-Pyrimidinamine,2-(methoxymethyl)-
2-(甲氧基甲基)-4-氨基嘧啶
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4-Isoxazolecarboxylicacid, 3-ethyl-5-(1-oxo-2-propen-1-yl)-, methyl ester
甲基5-丙烯酰-3-乙基-1,2-恶唑-4-羧酸酯
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4-Isoxazolecarboxylicacid, 4,5-dihydro-3-methyl-5-phenyl-, methyl ester, (4R,5R)-
丙氨酸,N-(3,3-二氯-2-氟-1-羰基-2-丙烯-1-基)-2-甲基-
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4H-Pyrazol-4-one,3-ethyl-5-phenyl-, 1,2-dioxide
3-乙基-5-苯基-4H-吡唑-4-酮 1,2-二氧化
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4-Piperidinone,1-acetyl-3-ethyl-
1-乙酰基-3-乙基-4-哌啶酮
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4-Pentenoic acid,5-[1,3a,4,5,6,6a-hexahydro-5-hydroxy-6-(3-hydroxy-1-octenyl)-2-pentalenyl]-,[3aS-[2(
4,5-二去氢异卡巴环素
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4(3H)-Quinazolinone,2-(hydroxymethyl)-
2-(羟基甲基)喹唑啉-4(3H-)-酮
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4H-Cyclopenta-1,3-dioxole-3a,5,6a-triol,dihydro-2,2-dimethyl-, (3aR,6aS)-rel-
4H-环戊-1,3-二噁唑-3a,5,6a-三醇,二氢-2,2-二甲基-,(3aR,6aS)-rel-
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4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3,3-dimethyl-7-oxo-6-[[(2R)-2-phenyl-2-sulfoacety
磺苄西林
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4,7-Iminocyclohepta[b]pyrrole(9CI)
4,7-亚氨基环庚三烯并[b]吡咯(9CI)
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4H-Pyrrolo[3,2-d]pyrimidin-4-one,7-[(2S,3S,4R,5S)-5-(fluoromethyl)-3,4-dihydroxy-2-pyrrolidinyl]-3,5-
4H-吡咯并[3,2-d]嘧啶-4-酮,7-[(2S,3S,4R,5S)-5-(氟甲基)-3,4-二羟基-2-吡咯烷基]-3,5-二氢-
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4H-Pyrrolo[3,2-d]pyrimidin-4-one,7-[(2S,3S,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)-2-pyrrolidinyl]-3,5
4H-吡咯并[3,2-d]嘧啶-4-酮,7-[(2S,3S,4R,5R)-3,4-二羟基-5-(羟甲基)-2-吡咯烷基]-3,5-二氢-2-(甲硫基)-
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4-Oxazolidinepropanoicacid, 2,5-dioxo-, phenylmethyl ester, (4S)-
5-苄酯谷氨酸,NCA
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4-Piperidinone,1-(3-chloro-4-methoxyphenyl)-
1-(3-氯-4-甲氧基苯基)-4-哌啶酮
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4-Piperidinone,1-(5-chloro-2,4-dimethoxyphenyl)-
1-(5-氯-2,4-二甲氧基苯基)-4-哌啶酮
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4-Pyridinecarboxamide,3-methyl-
3-甲基吡啶-4-甲酰胺
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4H-1,3-Benzodioxin-6-propanoicacid, a-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-2,2-dimethyl-,(aS)-
(S)-2-(FMOC--氨基)-3-(2,2-二甲基-4H-苯并[1,3]二氧杂环己烯-6-基)丙酸
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4-Oxazolidinecarboxylicacid,3-[(2S)-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-1-oxopropyl]-2,2-dime
(4S)-3-[(2S)-2-[[(9H-芴-9-甲氧基)羰基]氨基]-1-氧代丙基]-2,2-二甲基-4-恶唑烷羧酸
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4-Oxazolidinecarboxylicacid,3-[(2S)-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-1-oxopropyl]-2,2,5-tr
(4S,5R)-3-(N-芴甲氧羰基丙氨酰)-2,2,5-三甲基恶唑烷-4-羧酸
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4-Penten-2-amine,N-methyl-5-[5-(1-methylethoxy)-3-pyridinyl]-, (2S,4E)-
(2S,4E)-5-(5-异丙基吡啶-3-)-N-甲基戊-4-烯-2-胺
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4-Penten-2-amine,5-(5-ethoxy-3-pyridinyl)-N-methyl-, (4E)-
(4E)-5-(5-乙氧基-3-吡啶基)-N-甲基-4-戊烯-2-胺
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4-Pyridinecarboxylicacid, 3-(3-aminophenyl)-, ethyl ester
3-(3-氨基苯基)-4-吡啶甲酸乙酯
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4H-Imidazo[4,5,1-ij]quinoline,5,6-dihydro-2,4,8-trimethyl-
2,4,8-三甲基-5,6-二氢-4H-咪唑并[4,5,1-Ij]喹啉
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4H-Imidazo[4,5,1-ij]quinoline,5,6-dihydro-2,9-dimethyl-
2,9-二甲基-5,6-二氢-4H-咪唑并[4,5,1-Ij]喹啉
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4H-Imidazo[4,5,1-ij]quinoline-2-carboxaldehyde,5,6-dihydro-
5,6-二氢-4H-咪唑并[4,5,1-Ij]喹啉-2-甲醛
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4H-Imidazo[4,5,1-ij]quinoline-2-carboxaldehyde,5,6-dihydro-9-methyl-
9-甲基-5,6-二氢-4H-咪唑并[4,5,1-Ij]喹啉-2-甲醛
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4-Piperidinecarbonitrile,4-[(2-chlorophenyl)amino]-1-(phenylmethyl)-
1-苄基-4-[(2-氯苯基)氨基]哌啶-4-甲腈
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4-chloroimidazo[1,5-f][1,2,4]triazine
4-氯咪唑[1,5-F][1,2,4]三啶
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4H-1,3-Thiazine,5,6-dihydro-2-[(1E)-2-(2-methylphenyl)ethenyl]-
6-氧杂二环[3.1.0]己烷-2-醇,碳酸酯 (7CI)
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4,7-Methano-1H-cycloprop[1,2]indeno[5,6-d]triazole,5,5-dichloro-3a,4,4a,4b,5,5a,6,6a,7,7a-decahydro-1
[(2R,3S,4R,5R)-5-(3-乙酰基吡啶-1-正离子-1-基)-3,4-二羟基-四氢呋喃-2-基]甲基 [[(2R,3R,4R,5R)-5-(6-氨基嘌呤-9-基)-3-羟基-4-磷羧基氧代-四氢呋喃-2-基]甲氧基-羟基-磷基]磷酸酯
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4-Pyrimidinamine,6-chloro-2-methoxy-
4-氨基-6-氯-2-甲氧基嘧啶
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4-Pyrimidinecarbonylchloride, 1,2,3,6-tetrahydro-2,6-dioxo-
2,6-二氧代-1,2,3,6-四氢-4-嘧啶羰基氯化物
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4(3H)-Pyrimidinone,2-amino-6-(hydroxymethyl)-
2-氨基-6-(羟甲基)-4(1H)-嘧啶酮
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4-Isoxazolecarboxylicacid, 5-chloro-3-methyl-
5-氯-3-甲基-4-异唑羧酸
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4-Oxazolecarboxylicacid, 5-amino-2-methyl-, ethyl ester
5-氨基-2-甲基恶唑-4-甲酸乙酯
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4H-Pyran-2-butanamide,6-hydroxy-b,4-dioxo-
[(3-苯甲酰-1-苯并呋喃-5-基)氧代]乙酸
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4H-1,2,4-Triazol-3-amine,4-ethyl-5-methyl-
4-乙基-5-甲基-1,2,4-三唑-3-胺
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4H-Thieno[3,2-c][1]benzothiopyran-2-carboxylicacid, 3-amino-8-chloro-, methyl ester
3-氨基-8-氯-4H-苯并[b]噻吩并[2,3-d]噻嗪-2-羧酸甲酯
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4-Oxazolecarboxylicacid, 5-(2,4-dichlorophenyl)-
5-(2,4-二氯苯基)噁唑-4-羧酸
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4-Oxazolecarboxylicacid, 5-(3-chlorophenyl)-
5-(3-氯苯基)噁唑-4-羧酸
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4-Thiazoleacetic acid,2-(2-pyrazinyl)-
2-(2-吡嗪-2-基-1,3-噻唑-4-基)乙酸
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4-Pyrimidinamine,5-(4-chlorophenyl)-
5-(4-氯苯基)嘧啶-4-胺