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中文名称 英文名称 CAS号 化学式
5-孕烷-3β-醇-20-酮-16Alpha-腈 PCN 1434-54-4 C22H31NO2
5-孕烯-3alpha-醇-20-酮 pregnenolone 19037-28-6 C21H32O2
5-孕烯-3-beta, 20-alpha-二醇二乙酸酯 [17-(1-acetyloxyethyl)-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate 1913-46-8 C25H38O4
5-孕烯-16,17-环氧-6-甲基-3-beta-醇-20-酮 16α,17-epoxy-3β-hydroxy-6-methyl-pregn-5-en-20-one 103303-35-1 C22H32O3
5-壬烷醇,5-(1-丙烯基)- 4-butyl-oct-2-ene-4-ol 139140-01-5 C12H24O
5-壬烷酮缩氨基脲 nonan-5-one semicarbazone 1669-37-0 C10H21N3O
5-壬烷酮,1-(1-吖丙啶基)-6,7-二(4-羟基苯基)-,(6R,7S)-rel- (6R*,7S*)-1-N-aziridinyl-6,7-bis(4-hydroxyphenyl)-5-nonanone 107036-07-7 C23H29NO3
5-壬烯酸,(E)- (E)-Non-5-enoic acid 16424-54-7 C9H16O2
5-壬炔-2-酮 Non-5-yn-2-one 132716-17-7 C9H14O
5-壬基苯基砜 5-nonyl phenyl sulfone 105494-88-0 C15H24O2S
5-壬基氧基色胺草酸盐 5-(Nonyloxy)tryptamine 157798-12-4 C19H30N2O
5-壬基巴比妥酸 Barbituric acid, 5-nonyl- 14077-86-2 C13H22N2O3
5-壬基-1,3,4-噻二唑-2-胺 5-nonyl-[1,3,4]thiadiazol-2-ylamine 113836-51-4 C11H21N3S
5-四甲基罗丹明-5-四嗪 5-((4-(1,2,4,5-Tetrazin-3-yl)benzyl)carbamoyl)-2-(3,6-bis(dimethylamino)xanthylium-9-yl)benzoate 1393381-53-7 C34H29N7O4
5-四氢吡喃氧基丙基-5-(3,4-二氯苯基)哌啶酮 5-tetrahydropyranyloxypropyl-5-(3,4-dichlorophenyl)piperidone 146395-98-4 C19H25Cl2NO3
5-四唑甲胺盐酸盐 (1H-tetrazol-5-yl)methanamine hydrochloride 118764-13-9 C2H5N5*ClH
5-噻唑羧酸,5-溴-4,5-二氢-4-羰基-2-(苯基氨基)-,乙基酯 5-bromo-5-carbethoxy-2-phenylimino-thiazolidin-4-one 175856-51-6 C12H11BrN2O3S
5-噻唑羧酸,4-甲基-2-丙基- 4-methyl-2-propylthiazole-5-carboxylic acid 113391-64-3 C8H11NO2S
5-噻唑羧酸,4-[(3-硝基苯基)甲基]-2-苯基- 4-<(3-nitrophenyl)methyl>-2-phenyl-5-thiazolecarboxylic acid 119512-04-8 C17H12N2O4S
5-噻唑羧酸,4,5-二氢-2-[(2-甲氧苯基)氨基]-4-羰基-,乙基酯 2-[(E)-2-Methoxy-phenylimino]-4-oxo-thiazolidine-5-carboxylic acid ethyl ester 175856-39-0 C13H14N2O4S
5-噻唑羧酸,2-溴-4-氯- 2-bromo-4-chloro-1,3-thiazole-5-carboxylic acid 139670-04-5 C4HBrClNO2S
5-噻唑羧酸,2-氯-4-甲基-,戊基酯 Pentyl 2-chloro-4-methyl-5-thiazolecarboxylate 106203-21-8 C10H14ClNO2S
5-噻唑羧酸,2-氨基-,酰肼(9CI) 2-amino-thiazole-5-carboxylic acid hydrazide 176179-11-6 C4H6N4OS
5-噻唑羧酸,2-(苯基氨基)-,甲基酯 methyl 2-phenylaminothiazole-5-carboxylate 133972-64-2 C11H10N2O2S
5-噻唑甲醛,2-[[4-[二(2-羟基乙基)氨基]苯基]偶氮]-4-氯- 2-<4-<bis(2-hydroxyethyl)amino>phenylazo>-4-chlorothiazole-5-carbaldehyde 177159-58-9 C14H15ClN4O3S
5-噻唑甲醛 thiazole-5-carboxaldehyde 1003-32-3 C4H3NOS
5-噻唑甲酸甲酯 methyl thiazole-5-carboxylate 14527-44-7 C5H5NO2S
5-噻唑甲胺,-α-,2,4-三甲基- 1-(2,4-dimethylthiazol-5-yl)ethan-1-amine 120276-03-1 C7H12N2S
5-噻唑乙酸,4-[4-(4-氯苯氧基)苯基]-2-甲基- 2-<4-<4-(4-chlorophenoxy)phenyl>-2-methyl-5-thiazolyl>acetic acid 105769-33-3 C18H14ClNO3S
5-噻唑乙酸,2-甲基-4-(4-苯氧基苯基)- 2-<2-methyl-4-(4-phenoxyphenyl)-5-thiazolyl>acetic acid 105769-31-1 C18H15NO3S
5-噻唑乙酸,2-[(4-甲氧基-4-羰基丁基)硫代]- [2-(3-methoxycarbonylpropylthio)-1,3-thiazol-5-yl]acetic acid 105523-57-7 C10H13NO4S2
5-噻吩并-3-YL-1H-吲唑 Tagppl 103834-43-1 C29H40N4O6S
5-噻吩乙二醛水合物 2-thienylglyoxal monohydrate 138380-43-5 C6H6O3S
5-噻吩-2-基吡啶-3-甲酰胺 5-(thiophen-2-yl)-3-pyridinecarboxamide 1265919-10-5 C10H8N2OS
5-噻吩-2-基-1H-吡啶-2-酮 5-(thiophen-2-yl)pyridin-2(1H)-one 1111116-04-1 C9H7NOS
5-噻吩-2-基-1,3,4-噁二唑-2(3h)-酮 5-[2]thienyl-3H-[1,3,4]oxadiazol-2-one 128772-83-8 C6H4N2O2S
5-噁唑羧酸,4-乙基-2-甲基-,甲基酯 methyl 4-ethyl-2-methyloxazole-5-carboxylate 137267-32-4 C8H11NO3
5-噁唑羧酸,4-[(3-硝基苯基)甲基]-2-苯基-,乙基酯 ethyl 4-<(3-nitrophenyl)methyl>-2-phenyl-5-oxazolecarboxylate 119512-17-3 C19H16N2O5
5-噁唑甲醇,2-氨基-4-甲基-a-苯基- 2-amino-4-methyl-5-(α-hydroxybenzyl)oxazole 113304-36-2 C11H12N2O2
5-噁唑甲醇,2-氨基-4-甲基-a-(三氯甲基)- 2-amino-4-methyl-5-(α-hydroxy-2',2',2'-trichloroethyl)oxazole 117257-77-9 C6H7Cl3N2O2
5-噁唑烷酮,3-苯甲酰-2-(1,1-二甲基乙基)-4-亚甲基-,(S)- N-benzoyl-2(S)-tert-butyl-4-methylene-1,3-oxazolidin-5-one 113304-18-0 C15H17NO3
5-噁唑丙酸,α-氨基-2,5-二氢-(9CI) 3-(2,5-Dihydro-1,3-oxazol-5-yl)alanine 186972-66-7 C6H10N2O3
5-噁-2-氮杂螺[3.5]壬烷 5-oxa-2-azaspiro[3.5]nonane 138387-19-6 C7H13NO
5-噁-2-氮杂螺[3.4]辛烷草酸盐 5-oxa-2-azaspiro[3,4]octane hemioxalate 145309-24-6 0C2H2O4*C6H11NO
5-嘧啶胺,4-氯-2-苯基- 5-Amino-4-chlor-2-phenyl-pyrimidin 13317-70-9 C10H8ClN3
5-嘧啶胺,4-乙基-(9CI) 4-ethylpyrimidin-5-ylamine 156817-94-6 C6H9N3
5-嘧啶羧酸苯酯 5-pyrimidinecarboxylic acid phenyl ester 1380573-06-7 C11H8N2O2
5-嘧啶羧酸,4-甲氧基-2-(甲基氨基)- Disodium 4-[(1-carboxy-3-carboxylatopropyl)carboximidato]-3,5-bis(ethoxycarbonyl)-2,6-dimethyl-1,4-dihydropyridine 125387-12-4 C19H24N2Na2O9
5-嘧啶羧酸,4-环己基-1,2,3,4-四氢-6-甲基-2-硫代-,乙基酯 ethyl 4-cyclohexyl-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate 112080-25-8 C14H22N2O2S
5-嘧啶羧酸,4-乙基-2-(甲硫基)- 4-ethyl-2-(methylthio)pyrimidine-5-carboxylic acid 188937-14-6 C8H10N2O2S