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    中文名称 英文名称 CAS号 化学式
    5beta-孕甾烷-3,20-二酮 pregnanedione 128-23-4 C21H32O2
    5beta-孕甾-3,11,20-三酮 5β-pregnane-3,11,20-trione 1474-68-6 C21H30O3
    5beta-(甲氧基甲基)-2beta,5alpha-二甲基-1,3-二恶烷 5-(Methoxymethyl)-2,5-dimethyl-1,3-dioxane 19476-88-1 C8H16O3
    5a，6-二氢-5a，6,6-三甲基-2,8-二硝基-12H-吲哚并[2,1-b][1,3]苯并恶嗪 2,8-dinitro-5a,6,6-trimethyl-5a,6-dihydro-12H-indolo[2,1-b][1,3]benzooxazine 1023640-20-1 C18H17N3O5
    5alpha-雄甾烷-17beta-醇乙酸酯 5α-androstan-17β-acetate 1236-49-3 C21H34O2
    5alpha-雄甾-15-烯-3,17-二酮 5α-androst-5-en-3,17-dione 127380-69-2 C19H26O2
    5alpha-胆甾烷-3beta,5,6beta-三醇6-乙酸酯3-(琥珀酸氢酯) 4-[[(3S,5R,6R,8S,9S,10R,13R,14S,17R)-6-acetyloxy-5-hydroxy-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-yl]oxy]-4-oxobutanoic acid 10157-96-7 C33H54O7
    5alpha-胆甾烷-3,3-D2 3,3-dideuterio-5α-cholestane 122241-86-5 C27H48
    5alpha,14alpha-瑟瓦林-13,17-去氢-3alpha,6beta-二醇 Ziebeimine 130320-51-3 C27H43NO2
    5a-雄甾烷-3a,17b-二醇 androstanediol 1852-53-5 C19H32O2
    5a-苯基-5a,14c-二氢苯并[a]茚并[2,1-c]芴-5,10-二酮 Phenylcinnamalon 18585-55-2 C30H18O2
    5a,7,8,8a-四氢-3,4a-二羟基-7,7-二甲基-1-氧代-3H,6H-3a,8b-甲桥-1H-茚并(4,5-c)呋喃-4-甲醛 9-Hydroxymarasmic acid 109883-99-0 C15H18O5
    5`-二磷酸鸟嘌呤核苷-岩藻糖二钠盐 guanosine-5'-diphospho-β-L-fucose 15839-70-0 C16H25N5O15P2
    5S-羟基-6R-(S-(2-氧-3-硫代丙酰基))-7E,9E,11Z,14Z-二十碳四烯酸 5-Hydroxy-6-(2-keto-3-thiopropionyl)-7,9,11,14-eicosatetraenoic acid 117675-20-4 C23H34O6S
    5S)-8-(2-氟乙基)-3-(4-碘苯基)-8-氮杂双环[3.2.1]辛烷-2-羧酸甲酯(1R2S3S FE-beta-CIT 155798-01-9 C17H21FINO2
    5H-萘并[2,1-b]吡啶并[3,2-e][1,4]噻嗪-5-酮,2,6,9-三氯- 2,6,9-trichloro-5H-benzo<3,4-a>-8-azaphenothiazin-5-one 116992-21-3 C15H5Cl3N2OS
    5H-茚并[1,2-c]异喹啉-5-酮,6,11-二氢- 5,6-dihydro-5-oxo-indeno[1,2-c]isoquinoline 109722-74-9 C16H11NO
    5H-茚并[1,2-c]吡啶-5-酮 5H-indeno[1,2-c]pyridin-5-one 18631-22-6 C12H7NO
    5H-茚并[1,2-a]蒽-5,13(8H)-二酮,8a-[(1R)-1,3-二氢-4-羟基-6-甲基-3-羰基-1-异苯并呋喃基]-8a,9,10,12a-四氢-4,6,9,10-四羟基-,(8aS,9R,10S,12aS)-rel-(+)- (+)-rubellin C 121325-48-2 C30H22O9
    5H-茚-5-酮,1,2,3,3a,4,7a-六氢-7a-甲基-,反- trans-8-Methyl-Δ<sup>6</sup>-hydrinden-5-on 17429-25-3 C10H14O
    5H-苯并环庚烯-8-羧酸,1-[(2R,3R)-3,4-二氢-5,7-二羟基-3-[(3,4,5-三羟基苯甲酰)氧代]-2H-1-苯并吡喃-2-基]-3,4,6-三羟基-5-羰基-,(2R,3R)-2-(3,4-二羟基苯基)-3,4-二氢-5,7-二羟基-2H-1-苯并吡喃-3-基酯 theaflavate A 152542-70-6 C43H32O19
    5H-苯并[g]吲哚并[2,3-b]喹喔啉-5-乙胺,N,N-二甲基- 7-(2-Dimethylaminoethyl)-7H-benzo(g)indolo(2,3-b)quinoxaline 156810-64-9 C22H20N4
    5H-苯并[g]-1,3-苯并二噁唑并[6,5,4-脱]喹啉-11-酚,6,7,7a,8-四氢-4,12-二甲氧基-,(7aS)-(9CI) 5H-1,3-benzodioxolo(6,5,4-de)benzo(g)quinolin-11-ol, 6,7,7a,8-tetrahydro-4,12-dimethoxy-, (7aS)- 15583-41-2 C19H19NO5
    5H-苯并[b]咔唑,6,6a,7,8,9,10-六氢-5,6-二甲基- 6,6a,7,8,9,10-hexahydro-5,6-dimethylbenzo<b>carbazole 140380-68-3 C18H21N
    5H-苯并[a]苯并噻嗪-5-酮,6-氯-4-硝基- 6-chloro-4-nitro-5H-benzo<a>phenothiazin-5-one 107209-07-4 C16H7ClN2O3S
    5H-苯并[a]苯并噁嗪-5-酮,9-(二乙胺基)-2-羟基- 5H-Benzo[a]phenoxazin-5-one, 9-(diethylamino)-2-hydroxy- 188712-75-6 C20H18N2O3
    5H-苯并[a]苯并噁嗪-5-酮,10-甲基- 10-methyl-5H-benzo<3,2-a>phenoxazin-5-one 1924-20-5 C17H11NO2
    5H-苯并[a]苯并噁嗪-5-酮,10-(2-氨基乙基)- 10-(2-Aminoethyl)-5H-benzo[a]phenoxazin-5-one 114246-76-3 C18H14N2O2
    5H-苯并[5,6]环庚烷并[1,2-B]吡啶-3-醇,8-氯-6,11-二氢-11-(4-哌啶基IDENE) 3-Hydroxydesloratadine 119410-08-1 C19H19ClN2O
    5H-环戊烯并[2,1-c:3,4-c']二吡啶-5-酮 3,6-diaza-9-fluorenone 109528-43-0 C11H6N2O
    5H-环戊二烯并[d][1,2,4]三唑并[1,5-a]嘧啶-8-醇 5H-Cyclopenta[d][1,2,4]triazolo[1,5-a]pyrimidin-8-ol 115761-34-7 C8H6N4O
    5H-环戊二烯并[c]吡啶-5-酮,6,7-二氢-4-(2-丙烯-1-基)- 6,7-dihydro-4-(2-propenyl)-5H-cyclopenta[c]pyridin-5-one 171784-05-7 C11H11NO
    5H-环庚三烯并[b]吡啶-3-羧酸,2-[[(3,4-二甲氧苯基)甲基]氨基]-8-(2-乙氧基-2-羰基亚乙基)-6,7,8,9-四氢-9-羰基-,乙基酯 5H-Cyclohepta[b]pyridine-3-carboxylic acid,2-[[(3,4-dimethoxyphenyl)methyl]amino]-8-(2-ethoxy-2-oxoethylidene)-6,7,8,9-tetrahydro-9-oxo-, ethyl ester 138722-55-1 C26H30N2O7
    5H-环七吡嗪-2-甲腈,3-氨基-6,7,8,9-四氢-(9CI) Conus magus toxin 107407-86-3 C102H178N36O32S7
    5H-氮杂卓并[1,2-a]苯并咪唑 5h-Azepino[1,2-a]benzimidazole 16977-17-6 C12H10N2
    5H-异吲哚并[2,3-b]异喹啉-7-酮 isoindolo[2,1-b]isoquinolin-7(5H)-one 109722-72-7 C16H11NO
    5H-四唑-5-酮,1,2-二氢-1-(5-异[口噁]唑基)-(9CI) Pentanamide, 4,4-dimethyl-N-((4-nitrophenyl)thioxomethyl)-3-oxo- 178408-11-2 C14H16N2O4S
    5H-四唑-5-硫醇 1H-tetrazole-5-thiol 18686-81-2 CH2N4S
    5H-四唑 tetrazole 14094-78-1 CH2N4
    5H-噻唑并[3,2-a]嘧啶-5-酮,6,7-二氢- 6,7-Dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one 139218-70-5 C6H6N2OS
    5H-噻唑并[2,3-b]喹唑啉-2-乙酸,2,3-二氢-3-羰基-,乙基酯 2,3-dihydro-3-oxo-5H-thiazolo<2,3-b>quinazolin-2-acetic acid ethyl ester 103870-91-3 C14H14N2O3S
    5H-噻吩并[3,2-b]噻喃 5H-thieno<3,2-b>thiopyran 10558-81-3 C7H6S2
    5H-噻吩并[2,3-a]喹嗪-10-甲酰胺,N-[2-(二甲氨基)乙基]-4,7-二氢-7-羰基-8-苯基-,盐酸盐 N-<2-(dimethylamino)ethyl>-4,5-dihydro-7-oxo-8-phenyl-7H-thieno<2,3-a>quinolizine-10-carboxamide hydrochloride 104675-65-2 C22H23N3O2S*ClH
    5H-嘧啶并[5,4-b]吲哚,4-乙氧基-(9CI) 4-ethoxypyrimido<5,4-b>indole 132994-27-5 C12H11N3O
    5H-嘧啶并[4,5-b]氮杂卓 5H-Pyrimido[4,5-b]azepine 18549-67-2 C8H7N3
    5H-嘌呤-6-基氰硫基酸酯 6-thiocyanato-9H-purine 19447-73-5 C6H3N5S
    5H-咪唑并[4,5-e]-1,2,4-三嗪,5-甲基-3-(甲硫基)- 5-methyl-3-methylthioimidazo<4,5-e>-as-triazine 105782-40-9 C6H7N5S
    5H-呋喃并[3,2-g][1]苯并吡喃-5-酮,6-羟基-7-[1-(肟基)丙基]-4,9-二甲氧基- 6-Hydroxy-7-{1-[(E)-hydroxyimino]-propyl}-4,9-dimethoxy-furo[3,2-g]chromen-5-one 140473-28-5 C16H15NO7
    5H-呋喃并[3,2-g][1]苯并吡喃-5-酮,4-羟基-7-甲基-9-硝基- 4-hydroxy-7-methyl-9-nitro-furo[3,2-<i>g</i>]chromen-5-one 16639-41-1 C12H7NO6
    5H-呋喃并[3,2-g][1]苯并吡喃-5-酮,4-甲氧基-7-苯基- pinnatin 1232-43-5 C18H12O4