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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-Dinitro-5-thiocyanato-phenylamine 53488-27-0 C7H4N4O4S
    2,4-Dinitro-5-thiocyanato-phenylamine
    —— 2α-(2,7-dimethyl-2,7-octadienyl)-3β-(3-oxo-1-trans-octenyl)cyclopentanone 92458-98-5 C23H36O2
    2α-(2,7-dimethyl-2,7-octadienyl)-3β-(3-oxo-1-trans-octenyl)cyclopentanone
    —— 2-trityloxymethyl-cycloprop-2-ene-1,1-dicarboxylic acid 905845-14-9 C25H20O5
    2-trityloxymethyl-cycloprop-2-ene-1,1-dicarboxylic acid
    —— 2-carbamoyl-13-methylchromeno[4,3,2-gh]phenanthridine-13-ium trifluoromethanesulfonate 1416856-77-3 CF3O3S*C21H15N2O2
    2-carbamoyl-13-methylchromeno[4,3,2-gh]phenanthridine-13-ium trifluoromethanesulfonate
    —— 2-Oxatricyclo[5.4.0.0,1,5]undecan-8-amine 2230800-08-3 C10H17NO
    2-Oxatricyclo[5.4.0.0,1,5]undecan-8-amine
    —— 2-(2,2-dimethyl-5-propyl-1,3-dioxan-5-ylmethyloxy)-1,3,2-dioxaphosphinane 888227-00-7 C13H25O5P
    2-(2,2-dimethyl-5-propyl-1,3-dioxan-5-ylmethyloxy)-1,3,2-dioxaphosphinane
    —— (22E)-5α-hydroxy-3β-tosyloxystigmast-22-en-6-one 215031-75-7 C36H54O5S
    (22E)-5α-hydroxy-3β-tosyloxystigmast-22-en-6-one
    —— 2,2,3,3,3-Pentafluoro-1-(5-methylfuran-2-yl)propan-1-amine 681509-58-0 C8H8F5NO
    2,2,3,3,3-Pentafluoro-1-(5-methylfuran-2-yl)propan-1-amine
    —— {2-Oxaspiro[3.5]nonan-7-yl}methanamine hydrochloride 2225146-74-5 C9H18ClNO
    {2-Oxaspiro[3.5]nonan-7-yl}methanamine hydrochloride
    —— 2-Bromo-4-fluoro-3-iodobenzotrifluoride 2227272-51-5 C7H2BrF4I
    2-Bromo-4-fluoro-3-iodobenzotrifluoride
    —— 2-Bromo-4-(1,3-dioxolan-2-yl)-1,3-thiazole-5-carboxylic acid 2193059-42-4 C7H6BrNO4S
    2-Bromo-4-(1,3-dioxolan-2-yl)-1,3-thiazole-5-carboxylic acid
    —— 2-(1H-pyrazol-4-yl)morpholinedihydrochloride 2287299-71-0 C7H13Cl2N3O
    2-(1H-pyrazol-4-yl)morpholinedihydrochloride
    —— 2,6-Dioxaspiro[4.5]decan-10-one 2248372-33-8 C8H12O3
    2,6-Dioxaspiro[4.5]decan-10-one
    —— 2,N-Dimethyl-3-phenyl-thiopropionamide 80598-04-5 C11H15NS
    2,N-Dimethyl-3-phenyl-thiopropionamide
    —— 2-pentan-3-ylpyrido[1,2-a]pyrimidin-4-imine 81053-91-0 C13H17N3
    2-pentan-3-ylpyrido[1,2-a]pyrimidin-4-imine
    —— 2,2,9,9-tetramethyl-4,7-dioxadecanedioic acid 78134-39-1 C12H22O6
    2,2,9,9-tetramethyl-4,7-dioxadecanedioic acid
    —— 2-((4-bromo-2,3-dihydro-1H-inden-1-yl)oxy)tetrahydro-2H-pyran 60899-30-1 C14H17BrO2
    2-((4-bromo-2,3-dihydro-1H-inden-1-yl)oxy)tetrahydro-2H-pyran
    —— [2-(4-Chloro-phenyl)-benzooxazol-6-yl]-hydroxy-acetic acid 56350-34-6 C15H10ClNO4
    [2-(4-Chloro-phenyl)-benzooxazol-6-yl]-hydroxy-acetic acid
    —— 2-(3-Bromo-phenyl)-2-methyl-indan-1,3-dione 80393-24-4 C16H11BrO2
    2-(3-Bromo-phenyl)-2-methyl-indan-1,3-dione
    —— 2-(2-Bromo-1,1,2,2-tetrafluoro-ethyl)-cyclohexanone 80404-83-7 C8H9BrF4O
    2-(2-Bromo-1,1,2,2-tetrafluoro-ethyl)-cyclohexanone
    —— 2-[4-(4,5-Dimethyl-[1,3]dithiol-2-ylidene)-but-2-ynylidene]-[1,3]dithiole-4,5-dicarboxylic acid dimethyl ester 132973-76-3 C16H14O4S4
    2-[4-(4,5-Dimethyl-[1,3]dithiol-2-ylidene)-but-2-ynylidene]-[1,3]dithiole-4,5-dicarboxylic acid dimethyl ester
    —— 2-(benzenesulfonyl)-2-cyano-N-naphthalen-2-ylethanethioamide 132275-26-4 C19H14N2O2S2
    2-(benzenesulfonyl)-2-cyano-N-naphthalen-2-ylethanethioamide
    —— 2-(2-amino-1,3-thiazol-4-yl)-1-(3-methoxyphenyl)ethanone;hydrobromide 134259-66-8 BrH*C12H12N2O2S
    2-(2-amino-1,3-thiazol-4-yl)-1-(3-methoxyphenyl)ethanone;hydrobromide
    —— 2-Methyl-3,3,4-triphenyl-3,4-dihydroisocarbostyril 20141-86-0 C28H23NO
    2-Methyl-3,3,4-triphenyl-3,4-dihydroisocarbostyril
    —— 2'-(Phenyl)diphenylamin-2-carboxaldehydazin 59304-28-8 C38H30N4
    2'-(Phenyl)diphenylamin-2-carboxaldehydazin
    —— 2-iodo-N-cyclopropanoyl-5-methoxytryptamine 155443-52-0 C15H17IN2O2
    2-iodo-N-cyclopropanoyl-5-methoxytryptamine
    —— 2-(2'-Furyl)-6,7-dimethylchinoxalin 38039-05-3 C14H12N2O
    2-(2'-Furyl)-6,7-dimethylchinoxalin
    —— 27-nor-cholesta-5,7-dien-1α,3α,26-triol 184360-04-1 C26H42O3
    27-nor-cholesta-5,7-dien-1α,3α,26-triol
    —— 2-methyl-3,4-dihydro-2H-thiopyran-6-yl trifluoromethanesulfonate 1009637-15-3 C7H9F3O3S2
    2-methyl-3,4-dihydro-2H-thiopyran-6-yl trifluoromethanesulfonate
    —— 2-Cyano-3-(4-methoxy-benzyl)-3-methyl-pent-4-enoic Acid Ethyl Ester 403482-32-6 C17H21NO3
    2-Cyano-3-(4-methoxy-benzyl)-3-methyl-pent-4-enoic Acid Ethyl Ester
    —— (2α,4aβ,8aβ)-Octahydro-4a-methyl-8a-(trimethylstannyl)spiro<naphthalene-2(1H),2'-oxirane> 132015-27-1 C15H28OSn
    (2α,4aβ,8aβ)-Octahydro-4a-methyl-8a-(trimethylstannyl)spiro<naphthalene-2(1H),2'-oxirane>
    —— 2-Amino-pyrimidin-sulfonsaeure-(5)-butylamid 90111-86-7 C8H14N4O2S
    2-Amino-pyrimidin-sulfonsaeure-(5)-butylamid
    —— 2-phenylpropan-2-yl 4-(2-methoxy-2-oxoethyl)benzoate 1206723-91-2 C19H20O4
    2-phenylpropan-2-yl 4-(2-methoxy-2-oxoethyl)benzoate
    —— (2R,3S)-2-(3-Iodo-prop-2-ynyl)-3-pentyl-oxirane 375391-74-5 C10H15IO
    (2R,3S)-2-(3-Iodo-prop-2-ynyl)-3-pentyl-oxirane
    —— 2-chloro-5-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)-6a-methyl-6a,7,9,10-tetrahydro[1,4]oxazino[3,4-h]pteridin-6(5H)-one 1268475-06-4 C15H19ClN4O4S
    2-chloro-5-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)-6a-methyl-6a,7,9,10-tetrahydro[1,4]oxazino[3,4-h]pteridin-6(5H)-one
    —— 2-[5-Bromo-2-(4-chloro-phenoxy)-phenoxy]-propionic acid 70007-11-3 C15H12BrClO4
    2-[5-Bromo-2-(4-chloro-phenoxy)-phenoxy]-propionic acid
    —— 2-Benzyl-5-indanol 65844-53-3 C16H16O
    2-Benzyl-5-indanol
    —— ((2S,4S)-6-Iodo-2,4-dimethyl-hexyloxymethyl)-benzene 306275-15-0 C15H23IO
    ((2S,4S)-6-Iodo-2,4-dimethyl-hexyloxymethyl)-benzene
    —— 2,6-diiodo-3-methoxy-4(1H)-pyridinone 437709-87-0 C6H5I2NO2
    2,6-diiodo-3-methoxy-4(1H)-pyridinone
    —— (2S,3S)-2-((E)-Hex-1-enyl)-3-methyl-tetrahydro-pyran 147509-32-8 C12H22O
    (2S,3S)-2-((E)-Hex-1-enyl)-3-methyl-tetrahydro-pyran
    —— 21-Benzoyloxy-3-methoxy-19-nor-1,3,5(10)-pregnatrien-20-on 105141-50-2 C28H32O4
    21-Benzoyloxy-3-methoxy-19-nor-1,3,5(10)-pregnatrien-20-on
    —— 2,2,5,5-Bis(pentamethylen)-3,4-dicarbethoxy-1,3,4-thiadiazolin 28037-23-2 C18H30N2O4S
    2,2,5,5-Bis(pentamethylen)-3,4-dicarbethoxy-1,3,4-thiadiazolin
    —— 2,2-Dimethyl-propionic acid (R)-1-isopropenyl-pentyl ester 132317-35-2 C13H24O2
    2,2-Dimethyl-propionic acid (R)-1-isopropenyl-pentyl ester
    —— 2-chloro-4-([(3S)-1-(cyclopentylcarbonyl)-3-pyrrolidinyl][(2,3-difluorophenyl)methyl]amino)benzonitrile 1034840-28-2 C24H24ClF2N3O
    2-chloro-4-([(3S)-1-(cyclopentylcarbonyl)-3-pyrrolidinyl][(2,3-difluorophenyl)methyl]amino)benzonitrile
    —— 2,4,5,8,9-Pentaethyltricyclo<4.3.0.03,7>nonaphosphan 128706-23-0 C10H25P9
    2,4,5,8,9-Pentaethyltricyclo<4.3.0.03,7>nonaphosphan
    —— 2-(2-(6-(tert-butyl)-1H-pyrazolo[1,5-b][1,2,4]triazol-2-yl)propyl)isoindoline-1,3-dione 134115-94-9 C19H21N5O2
    2-(2-(6-(tert-butyl)-1H-pyrazolo[1,5-b][1,2,4]triazol-2-yl)propyl)isoindoline-1,3-dione
    —— (2S,4aS,7R,8aR)-2-benzyl-3-isobutyl-4,4,7-trimethyloctahydro-2H-1,3,2-benzoxazaphosphinine 2-oxide 947623-01-0 C21H34NO2P
    (2S,4aS,7R,8aR)-2-benzyl-3-isobutyl-4,4,7-trimethyloctahydro-2H-1,3,2-benzoxazaphosphinine 2-oxide
    —— 2-<2-(N-benzyltrifluoroacetamido)ethyl>-1,3-dioxolane 119874-75-8 C14H16F3NO3
    2-<2-(N-benzyltrifluoroacetamido)ethyl>-1,3-dioxolane
    —— 2-Cyclohex-1-enyl-7-piperidylpyrrolo[3,2-b]pyridine Hydrochloride 237432-55-2 C18H23N3*ClH
    2-Cyclohex-1-enyl-7-piperidylpyrrolo[3,2-b]pyridine Hydrochloride
    —— 2-(2-bromoanilino)benzene-1,3-dicarboxylic acid 98370-32-2 C14H10BrNO4
    2-(2-bromoanilino)benzene-1,3-dicarboxylic acid