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    中文名称 英文名称 CAS号 化学式
    1,2-苯二胺,4-[(4-甲基苯基)甲基]- 4-[2-(Difluoro-methanesulfonyl)-phenyl]-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester 84761-75-1 C20H23F2NO6S
    1,2-苯二羰基二氟化,4,5-二氟- 4,5-difluorophthaloylfluoride 83684-75-7 C8H2F4O2
    1,2-苯二羧酸1-(3-乙基庚基)2-(4-甲基辛基)酯 3-Ethylheptyl 4-methyloctyl phthalate 85851-79-2 C26H42O4
    1,2-苯二甲酸1-(1,2,2-三甲基丙基)酯 (+/-)-phthalic acid mono-(1,2,2-trimethyl-propyl ester) 84489-36-1 C14H18O4
    1,2-苯二乙酸1-(5-羧基-2-乙基-4-羟基戊基)酯(非对映体的混合物) Heptanoic acid, 5-((2-carboxybenzoyl)oxymethyl)-3-hydroxy- 88162-10-1 C16H20O7
    1,2-肼二甲酰胺,N1-[3-(三氟甲基)苯基]- Bicyclo[2.2.1]heptane-2,6-dithiol 89892-76-2 C7H12S2
    1,2-甲桥-5c-氮杂苯并[Cd]环丙并[Gh]并环戊二烯 5-Azapentacyclo[6.3.1.03,10.04,6.05,9]dodeca-1(12),3,6,8,10-pentaene 85651-24-7 C11H5N
    1,2-环氧-9-癸烯 2-(oct-7-en-1-yl)oxirane 85721-25-1 C10H18O
    1,2-环氧-1,1,3-三苯基-丙烷 1,2-epoxy-1,1,3-triphenyl-propane 857787-74-7 C21H18O
    1,2-环戊烷二基二(二甲基磷化氢e) [(1R,2R)-Cyclopentane-1,2-diyl]bis(dimethylphosphane) 88293-06-5 C9H20P2
    1,2-环戊二醇,4-氨基-3-(羟甲基)-5-甲氧基-,(1R,2R,3R,4S,5R)-rel- 1-benzyloxy-3-benzyloxy-2acetyloxymethoxypropane 84245-11-4 C20H24O5
    1,2-环己烷二酮二(4-二乙基烯氧基缩氨基硫脲) Chdets 88641-27-4 C16H26N6O2S2
    1,2-环己烷二甲酸双(2-乙基己基)酯 di(2-ethylhexyl) hexahydrophthalate 84-71-9 C24H44O4
    1,2-环己二醇,3-亚甲基-6-(1-甲基乙基)-,(1R,2R,6R)-rel- 2,4-Diethyl-9H-thioxanthen-9-one 10,10-dioxide 82799-45-9 C17H16O3S
    1,2-环丙烷二羰基二氯化物 Cyclopropane-1,2-dicarbonyl dichloride 89180-99-4 C5H4Cl2O2
    1,2-恶唑-3,5-二甲酸 3,5-isoxazoledicarboxylic acid 89379-30-6 C5H3NO5
    1,2-恶唑-3,5-二甲酰氯 3,5-isoxazoledicarbonyl chloride 80887-20-3 C5HCl2NO3
    1,2-异亚丙基苦马豆素 (3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol 85624-09-5 C11H19NO3
    1,2-噻唑-5-甲酰肼 Isothiazol-5-carboxylhydrazid 89033-31-8 C4H5N3OS
    1,2-噻唑-4-磺酰胺 1,2-Thiazole-4-sulfonamide 88947-24-4 C3H4N2O2S2
    1,2-噻唑-3,4,5-三甲腈 1,3-Thiazole-2,4,5-tricarbonitrile 857958-14-6 C6N4S
    1,2-吡咯烷二羧酸,4-[[(1,1-二甲基乙氧基)羰基]氨基]-,1-(9H-芴-9-基甲基)酯,(2S,4S)- 7-((5-Chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-(4-((hexahydro-2,4,6-trioxo-5-pyrimidinyl)azo)-3-sulphophenyl)-2H-naphtho(1,2-d)triazole-5,9-disulphonic acid, sodium salt 83399-89-7 C24H13ClF2N10NaO12S3+
    1,2-双十四烷基苯 1,2-ditetradecylbenzene 85578-64-9 C34H62
    1,2-双十五烷基苯 1,2-Dipentadecylbenzene 85578-65-0 C36H66
    1,2-双[2-氯-1-(氯甲基)乙基]邻苯二甲酸酯 phthalic acid bis-(β,β'-dichloro-isopropyl ester) 858442-42-9 C14H14Cl4O4
    1,2-双[(4-甲氧基苯基)甲基]肼 <i>N</i>,<i>N</i>'-Bis-(4-methoxy-benzyl)-hydrazin 81104-53-2 C16H20N2O2
    1,2-双-(1-乙基-亚丙基)-环丁烷 1,2-bis-(1-ethyl-propylidene)-cyclobutane 871898-28-1 C14H24
    1,2-双(庚酰基硫代)甘油胆碱磷酸 1,2-bis(Heptanoylthio)glycerophosphocholine 89019-63-6 C22H44NO6PS2
    1,2-双(二氯膦酰)苯 1,2-bis(dichlorophosphanyl)benzene 82495-67-8 C6H4Cl4P2
    1,2-双(二-异丙基膦基)乙烷 1,2-bis(diisopropylphosphino)ethane 87532-69-2 C14H32P2
    1,2-双(5-溴吡啶-2-基)二硫 1,2-bis(5-bromopyridin-2-yl)disulfane 872273-36-4 C10H6Br2N2S2
    1,2-双(4-甲氧基苯基)咪唑 1,2-bis(4-methoxyphenyl)-1H-imidazole 852525-37-2 C17H16N2O2
    1,2-双(4-甲氧基苯基)丙烷-1,3-二醇 1,2-bis(4-methoxyphenyl) propane-1,3-diol 85272-48-6 C17H20O4
    1,2-双(4-甲基哌嗪-1-基)乙酮(尼达尼布杂质) 1,2-Bis(4-methylpiperazin-1-yl)ethanone (Nintedanib Impurity) 856843-88-4 C12H24N4O
    1,2-双(4-氯苯基)-3,5-二苯基吡咯 1,2-Bis-(4-chloro-phenyl)-3,5-diphenyl-1H-pyrrole 801278-19-3 C28H19Cl2N
    1,2-双(4-氨基苯基)胍 <i>N</i>,<i>N</i>'-bis-(4-amino-phenyl)-guanidine 88297-88-5 C13H15N5
    1,2-双(2-苯并[b]噻吩基)乙烷 1,2-bis(2-benzo<b>thienyl)ethane 84258-65-1 C18H14S2
    1,2-双(2-氨基苯氧基)-乙烷-N,N,N`,N`-四乙酸 1,2-bis(2-aminophenoxy)ethane N,N,N',N'-tetraacetic acid 85233-19-8 C22H24N2O10
    1,2-双(2-(氮,氮-二甲胺基)乙氧基二甲基硅基)乙烷 N,N'-(4,4,7,7-Tetramethyl-3,8-dioxo-4,7-disiladecamethylen)bis(dimethylamin) 83454-24-4 C14H36N2O2Si2
    1,2-双(2-(4-正丁基苯基)-1-苯并呋喃-3-基)全氟环戊烯 1,2-bis(2-(4-n-butylphenyl)-1-benzofuran-3-yl)perfluorocyclopentene 872400-08-3 C29H26F6O2
    1,2-双(2,3-二苯基-2-环丙烯-1-基)乙烷 1,2-bis(2,3-diphenyl-2-cyclopropen-1-yl)ethane 83756-11-0 C32H26
    1,2-去氢-N-乙酰基多巴胺 N-[(E)-2-(3,4-dihydroxyphenyl)vinyl]acetamide 83104-76-1 C10H11NO3
    1,2-去氢-6-溴-6-脱氧-D-甘露醇 1,2-Anhydro-6-bromomannitol 83349-36-4 C6H11BrO4
    1,2-十六烷二醇-1-(二氢磷酸酯) 2-hydroxyhexadecyl phosphoric acid 84753-03-7 C16H35O5P
    1,2-十八烷二醇1,1'-(氢磷酸酯) Bis(2-hydroxyoctadecyl) hydrogen phosphate 85099-12-3 C36H75O6P
    1,2-二苯基环己烷 1,2-Diphenyl-cyclohexan 84-14-0 C18H20
    1,2-二苯基吡咯 1,2-diphenylpyrrole 837-56-9 C16H13N
    1,2-二苯基乙烷-1,2-二醇乙酸酯 Acetic acid--1,2-diphenylethane-1,2-diol (1/1) 86761-18-4 C16H18O4
    1,2-二苯基-2-己醇 1,2-diphenyl-2-hexanol 84735-50-2 C18H22O
    1,2-二苯基-2-(甲氧基甲氧基)丙醇 1,2-diphenyl-2-(methoxymethoxy)propanol 89726-93-2 C17H20O3