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    中文名称 英文名称 CAS号 化学式
    2H-吲唑-2-基乙酸 (indazol-2-yl)acetic acid 58037-05-1 C9H8N2O2
    2H-吡喃-2-酮 pyran-2-one 504-31-4 C5H4O2
    2H-吡喃-2,6(3H)-二酮 2H-pyran-2,6(3H)-dione 5926-95-4 C5H4O3
    2H-吡咯-5-胺,2-亚氨基-3,4-二甲基- 3β-methoxyolean-18-ene 5945-45-9 C31H52O
    2H-吡咯-5-胺,2,2-二氟-3,4-二氢- (Dihydro-3,3-diphenyl-(3H)-furan-2-ylidene)dimethylammonium iodide 50294-58-1 C18H24I2N2O
    2H-全氟-5,8,11,14,17-五甲基-3,6,9,12,15,18-六氧杂廿一烷 3,6,9,12,15,18-Hexaoxaheneicosane, 1,1,1,2,4,4,5,7,7,8,10,10,11,13,13,14,16,16,17,19,19,20,20,21,21,21-hexacosafluoro-5,8,11,14,17-pentakis(trifluoromethyl)- 55154-18-2 C20HF41O6
    2H-1-苯并吡喃-3-羧醛, 7-(二乙基氨基)-2-氧代- 7-diethylaminocoumarine-3-aldehyde 57597-64-5 C14H15NO3
    2H-1,4-苯并噁嗪-3(4H)-酮 (2H)-1,4-benzoxazin-3(4H)-one 5466-88-6 C8H7NO2
    2H-1,2-恶嗪,6-乙烯基-3,6-二氢-2-苯基 6-Pentofuranosyl-2-phenyl[1,3]oxazolo[5,4-d]pyrimidin-7(6h)-one 53641-68-2 C16H15N3O6
    2H,4H-2-氨基[3,5-二甲基吡唑-1-基]羰基甲基-3-氧代-1,4-苯并噻嗪 2H,4H-2-amino[3,5-dimethylpyrazol-1-yl]carbonylmethyl-3-oxo-1,4-benzothiazine 562071-64-1 C15H15N3O2S
    2H,2H-全氟辛酸 3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctanoic acid 53826-12-3 C8H3F13O2
    2ALPHA,19ALPHA,23-三羟基齐墩果酸 2α,3β,19α,23-tetrahydroxyolean-12-en-28-oic acid 58880-25-4 C30H48O6
    29-(异辛基苯氧基)-3,6,9,12,15,18,21,24,27-九氧杂二十九烷醇 29-(Isooctylphenoxy)-3,6,9,12,15,18,21,24,27-nonaoxanonacosanol 58253-61-5 C34H62O11
    28-去甲羽扇-17(22)-烯 28-norlup-17(22)-ene 53767-52-5 C29H48
    26,27-二去甲麦角甾-5-烯-3beta-醇苯甲酸酯 26,27-Dinorergost-5-EN-3-OL (3-beta) 58003-48-8 C33H48O2
    25,28-二-表-杯苋甾酮 Isocyasterone 54082-42-7 C29H44O8
    24-羟基维他命D3 24-Hydroxyvitamin D3 56720-87-7 C27H44O2
    24-羟基维他命D2 24-Hydroxyvitamin D2 58050-56-9 C28H44O2
    24-羟基-22beta-[[(Z)-2-甲基-1-氧代-2-丁烯基]氧基]-3-氧代-齐墩果-12-烯-28-酸 (4R,4aS,6aR,6aS,6bR,9S,12aR,14bR)-9-(hydroxymethyl)-2,2,6a,6b,9,12a-hexamethyl-4-[(E)-2-methylbut-2-enoyl]oxy-10-oxo-3,4,5,6,6a,7,8,8a,11,12,13,14b-dodecahydro-1H-picene-4a-carboxylic acid 561-47-7 C35H52O6
    24-去甲-5beta-胆烷-23-酸 24-nor-5β-cholanoic acid 511-18-2 C23H38O2
    24-二羟基-135-均苯三甲醛 2,4-dihydroxybenzene-1,3,5-tricarbaldehyde 58343-11-6 C9H6O5
    24,25-二羟基维他命D2 (24R)-24,25-dihydroxyvitamin D<sub>2</sub> 58050-55-8 C28H44O3
    23-表-26-去羟基阿科特素 23-epi-26-Deoxyactein 501938-01-8 C37H56O10
    22-羟基二十二烷酸 22-hydroxydocosanoic acid 506-45-6 C22H44O3
    22-四十三烷酮 22-tritetracontanone 591-71-9 C43H86O
    22,23-麦角甾醇 (24S)-ergosta-5,7-diene-3β-ol 516-79-0 C28H46O
    21H,22H-紫菜嗪 tetraazaporphyrin 500-77-6 C16H10N8
    21-重氮基孕甾-4-烯-3,20-二酮 21-Diazoprogesterone 53892-00-5 C21H28N2O2
    21-脱氢-6α-甲基泼尼松龙 11β,17α-dihydroxy-3,20-dioxo-6α-methyl-1,4-pregnadien-21-al 58636-50-3 C22H28O5
    21-脱乙酰基安西奈德 amcinonide 55646-99-6 C26H33FO6
    21-羟基无羁萜烷-3-酮 21α-hydroxyfriedelan-3-one 59995-80-1 C30H50O2
    21-羟基孕烷醇酮 tetrahydrodeoxycorticosterone 567-03-3 C21H34O3
    21-甲基二十二碳(烷)酸 21-methyldocosanoic acid 59708-74-6 C23H46O2
    21-乙酰氧基孕烯醇酮 21-acetoxypregnenolone 566-78-9 C23H34O4
    21-乙酰氧基-9Α-溴-11Β,17Α-二羟基孕甾-4-烯-3,20-二酮 9α-Brom-11β,17α-dihydroxy-21-acetoxy-3,20-dioxo-pregnen-(4) 50733-54-5 C23H31BrO6
    21-乙酰氧基-9-溴-6-氟可龙 21-(Acetyloxy)-9-bromo-6-fluocortolone 54604-73-8 C24H30BrFO5
    21-乙酰氧基-11beta-羟基-16alpha,17alpha-丙基甲基烯二氧代孕甾烷-1,4-二烯-3,20-二酮 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-2,4,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl acetate 51333-05-2 C27H36O7
    21-[3-(苯甲酰基氨基)-2-甲基-1-氧代丙氧基]-16,17-[[[4-(二甲基氨基)苯基]亚甲基]二(氧基)]-9-氟-11-羟基孕甾-1,4-二烯-3,20-二酮 16-alpha,17-alpha-(p-Dimethylaminobenzyliden)triamcinolone 21-(beta-benzoylamino)isobutyrate 51241-99-7 C41H47FN2O8
    21-(3-羧基-1-氧代丙氧基)-孕甾烷-3,20-二酮钠盐 —— 53-10-1 C25H36NaO6
    20α-乙酰氧基-4-孕烯-3-酮 20α<sub>F</sub>-acetoxy-pregn-4-en-3-one 5035-09-6 C23H34O3
    20Alpha-羟基胆固醇 20(S)-hydroxycholesterol 516-72-3 C27H46O2
    20-羟基前列腺素E2 20-hydroxy-prostaglandin E<sub>2</sub> 57930-95-7 C20H32O6
    20-羟基前列腺素E1 20-Hydroxy-Prostaglandin E1 57930-99-1 C20H34O6
    20-甲基-5alpha(h)-黄体酮 20-Methyl-5α-pregnan 5737-19-9 C22H38
    20-甲基-13,14-(二去羟基前列腺素)F2alpha 13,14-Dehydro-20ω-homo-PGF(2α) 59476-66-3 C21H34O5
    20-去氢胆固醇3-乙酸酯 (3alpha,20Z)-Cholesta-5,20(22)-dien-3-yl acetate 54548-85-5 C29H46O2
    20-二氢黄体酮乙酸酯 20-Dihydroprogesterone Acetate 5062-62-4 C23H34O3
    20-二氢泼尼松龙酸甲酯 methyl (20S)-11β,17,20-trihydroxy-3-oxo-1,4-pregnadien-21-oate 57073-10-6 C22H30O6
    20,22-二羟基胆固醇 20R,22R-dihydroxycholesterol 596-94-1 C27H46O3
    20,22-二氢地高辛 (4R)-4-[(3S,5R,8R,9S,10S,12R,13S,14S,17R)-3-[(2R,4S,5S,6R)-5-[(2S,4S,5S,6R)-5-[(2S,4S,5S,6R)-4,5-dihydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-12,14-dihydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl]oxolan-2-one 5297-10-9 C41H66O14