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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-tert.-Butyl-cyclohexa-1,4-dien-1-carbonsaeure 50418-50-3 C11H16O2
    2-tert.-Butyl-cyclohexa-1,4-dien-1-carbonsaeure
    —— 2,4,7,7,8,8-hexamethyl-1,2,4-triaza-bicyclo[4.2.0]octane-3,5-dione 53400-19-4 C11H19N3O2
    2,4,7,7,8,8-hexamethyl-1,2,4-triaza-bicyclo[4.2.0]octane-3,5-dione
    —— 2,2-Bis-(3-chloro-phenyl)-2-hydroxy-N-isobutyl-acetamide 55274-16-3 C18H19Cl2NO2
    2,2-Bis-(3-chloro-phenyl)-2-hydroxy-N-isobutyl-acetamide
    —— 2-[2-(2-{2-[2-(2-Benzyloxycarbonylamino-3-phenyl-propionylamino)-3-methyl-butyrylamino]-4-methoxycarbonyl-butyrylamino}-3-phenyl-propionylamino)-3-methyl-butyrylamino]-4-methyl-pentanoic acid methyl ester 57357-61-6 C49H66N6O11
    2-[2-(2-{2-[2-(2-Benzyloxycarbonylamino-3-phenyl-propionylamino)-3-methyl-butyrylamino]-4-methoxycarbonyl-butyrylamino}-3-phenyl-propionylamino)-3-methyl-butyrylamino]-4-methyl-pentanoic acid methyl ester
    —— 2,3,4,5-tetraphenyl-2,3-dihydro-furan 42463-95-6 C28H22O
    2,3,4,5-tetraphenyl-2,3-dihydro-furan
    —— (2-Thienyl)-vinyl-phosphinsaeurechlorid 58795-97-4 C6H6ClOPS
    (2-Thienyl)-vinyl-phosphinsaeurechlorid
    —— 2,4,6,8-Tetrafluoro-1,5-bis-(1,2,2,2-tetrafluoro-1-trifluoromethyl-ethyl)-3,7-diaza-tricyclo[4.2.0.0<sup>2,5</sup>]octa-3,7-diene 62888-45-3 C12F18N2
    2,4,6,8-Tetrafluoro-1,5-bis-(1,2,2,2-tetrafluoro-1-trifluoromethyl-ethyl)-3,7-diaza-tricyclo[4.2.0.0<sup>2,5</sup>]octa-3,7-diene
    —— 2-Piperidino<3.5.7-<sup>2</sup>H3>tropon 36475-79-3 C12H15NO
    2-Piperidino<3.5.7-<sup>2</sup>H3>tropon
    —— 2-(3-Acetoxy-propionyloxy)-3-phenyl-propionic acid methyl ester 55486-24-3 C15H18O6
    2-(3-Acetoxy-propionyloxy)-3-phenyl-propionic acid methyl ester
    —— 2-(4,4,7-trimethyl-3-oxa-7,11-diazaspiro[5.6]dodecan-11-yl)acetamide 87422-50-2 C14H27N3O2
    2-(4,4,7-trimethyl-3-oxa-7,11-diazaspiro[5.6]dodecan-11-yl)acetamide
    —— 2-Acetoxy-2-acetylamino-pent-4-enoic acid ethyl ester 62183-03-3 C11H17NO5
    2-Acetoxy-2-acetylamino-pent-4-enoic acid ethyl ester
    —— (2R,2a'S,4'S,6a'S,6b'S,8'R,8a'S,8b'R,9'S,11a'S,12a'S,12b'R)-5,5,6a',8a',9'-pentamethylicosahydro-3H-spiro[furan-2,10'-naphtho[2',1':4,5]indeno[2,1-b]furan]-4',8'-diyl diacetate 249744-52-3 C31H48O6
    (2R,2a'S,4'S,6a'S,6b'S,8'R,8a'S,8b'R,9'S,11a'S,12a'S,12b'R)-5,5,6a',8a',9'-pentamethylicosahydro-3H-spiro[furan-2,10'-naphtho[2',1':4,5]indeno[2,1-b]furan]-4',8'-diyl diacetate
    —— (2-Methylsulfinyl-ethyl)-malonsaeure 98485-67-7 C6H10O5S
    (2-Methylsulfinyl-ethyl)-malonsaeure
    —— 2-(2-(4-chloro-1H-indol-3-yl)ethyl)isoindoline-1,3-dione 1198292-74-8 C18H13ClN2O2
    2-(2-(4-chloro-1H-indol-3-yl)ethyl)isoindoline-1,3-dione
    —— 2-(5-methoxy-2,3-methylenedioxyphenyl)-4-(3,4-methylenedioxyphenyl)-4-oxobutyric acid 88755-38-8 C19H16O8
    2-(5-methoxy-2,3-methylenedioxyphenyl)-4-(3,4-methylenedioxyphenyl)-4-oxobutyric acid
    —— (2,2':6',2''-terpyridine)(2,2'-bipyridine)(CN4C4H2SBr)ruthenium(II) hexafluorophosphate 1256640-24-0 C30H21BrN9RuS*F6P
    (2,2':6',2''-terpyridine)(2,2'-bipyridine)(CN4C4H2SBr)ruthenium(II) hexafluorophosphate
    —— (2S,6R)-ethyl 2,6-dimethyl-4-(4-(quinoline-8-sulfonamido)benzoyl)piperazine-1-carboxylate 1384447-30-6 C25H28N4O5S
    (2S,6R)-ethyl 2,6-dimethyl-4-(4-(quinoline-8-sulfonamido)benzoyl)piperazine-1-carboxylate
    —— 2,2'-dithiobis(4-methylphenol) 33931-37-2 C14H14O2S2
    2,2'-dithiobis(4-methylphenol)
    —— (2R)-phenylmethyl 2-(1-hydroxy-2-mercaptoethyl)pyrrolidine-1-carboxylate 623938-58-9 C14H19NO3S
    (2R)-phenylmethyl 2-(1-hydroxy-2-mercaptoethyl)pyrrolidine-1-carboxylate
    —— 2-Diazo-1-{2-[(E)-2-(4-methoxy-phenyl)-vinyl]-phenyl}-ethanone 66374-14-9 C17H14N2O2
    2-Diazo-1-{2-[(E)-2-(4-methoxy-phenyl)-vinyl]-phenyl}-ethanone
    —— 2,3-butanediol monopropargyl ether 3973-20-4 C7H12O2
    2,3-butanediol monopropargyl ether
    —— 2-benzyl-4,5-diphenyl-thiazole 102452-25-5 C22H17NS
    2-benzyl-4,5-diphenyl-thiazole
    —— 2',3-diphenyl-3'-piperidin-1-ylspiro[1,4,2-oxathiazole-5,1'-indene] 108223-33-2 C27H24N2OS
    2',3-diphenyl-3'-piperidin-1-ylspiro[1,4,2-oxathiazole-5,1'-indene]
    —— 2-(hydrazinecarbonothioyl)-N-(o-tolyl)hydrazine-1-carbothioamide 952419-23-7 C9H13N5S2
    2-(hydrazinecarbonothioyl)-N-(o-tolyl)hydrazine-1-carbothioamide
    —— 2-fluorophenyl(phenyl)iodonium tetrafluoroborate 951037-60-8 BF4*C12H9FI
    2-fluorophenyl(phenyl)iodonium tetrafluoroborate
    —— (2S,2'S,3'S)-N-<2'-(cyclohexylideneamino)-3'-phenylbutanoyl>bornane-10,2-sultam N-oxide 145122-90-3 C26H36N2O4S
    (2S,2'S,3'S)-N-<2'-(cyclohexylideneamino)-3'-phenylbutanoyl>bornane-10,2-sultam N-oxide
    —— 2,4,5-Tri-tert-butyl-1-oxo-2,4-cyclopentadien-3-carbonsaeure-methylester 102261-36-9 C19H30O3
    2,4,5-Tri-tert-butyl-1-oxo-2,4-cyclopentadien-3-carbonsaeure-methylester
    —— (2-formyl-5,10,15,20-tetrabutylporphyrinato)copper(II) 883234-48-8 C37H44CuN4O
    (2-formyl-5,10,15,20-tetrabutylporphyrinato)copper(II)
    —— 2,8-Dibromo-10,10-dichloro-5-methyl-5,10-dihydro-phenazasiline 106992-88-5 C13H9Br2Cl2NSi
    2,8-Dibromo-10,10-dichloro-5-methyl-5,10-dihydro-phenazasiline
    —— (2R,3R,6S)-3,4,6-Tris-benzyloxy-2-benzyloxymethyl-3,6-dihydro-2H-pyran 112260-52-3 C34H34O5
    (2R,3R,6S)-3,4,6-Tris-benzyloxy-2-benzyloxymethyl-3,6-dihydro-2H-pyran
    —— (2-ethoxy-6-nitro-phenyl)-methyl-(2-nitro-phenyl)-amine 854254-07-2 C15H15N3O5
    (2-ethoxy-6-nitro-phenyl)-methyl-(2-nitro-phenyl)-amine
    —— [(2,4,6-tris(bis(trimethylsilyl)methyl)phenyl)(2,4,6-trimethylphenyl)Si(μ-Se)(μ-O)Pt(PPh3)2] 1025455-44-0 C72H100OP2PtSeSi7
    [(2,4,6-tris(bis(trimethylsilyl)methyl)phenyl)(2,4,6-trimethylphenyl)Si(μ-Se)(μ-O)Pt(PPh3)2]
    —— [(2R,3S,5R)-2-[[6-(7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10-yl)hexoxy-methoxyphosphoryl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] acetate 1054622-11-5 C31H39N6O11P
    [(2R,3S,5R)-2-[[6-(7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10-yl)hexoxy-methoxyphosphoryl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] acetate
    —— 2-(6-hydroxyhexyloxy)-3,6,7,10,11-pentahexyloxytriphenylene 210840-78-1 C54H84O7
    2-(6-hydroxyhexyloxy)-3,6,7,10,11-pentahexyloxytriphenylene
    —— (2E)-5,9-dimethyl-1-phenyldeca-2,8-dien-1-one 1075277-34-7 C18H24O
    (2E)-5,9-dimethyl-1-phenyldeca-2,8-dien-1-one
    —— (+/-)-2'.3'.4'.1''.2''.3''-Hexakis-<benzyloxy>-5-cyan-1.2.3.4-dibenz-cyclohepta-dien-(1.3)-ol-(6) 107062-71-5 C58H49NO7
    (+/-)-2'.3'.4'.1''.2''.3''-Hexakis-<benzyloxy>-5-cyan-1.2.3.4-dibenz-cyclohepta-dien-(1.3)-ol-(6)
    —— 2-<6-Benzyl-indanyl-(5)-oxy>-buttersaeure-<3-diaethylamino-propylamid> 96974-41-3 C27H38N2O2
    2-<6-Benzyl-indanyl-(5)-oxy>-buttersaeure-<3-diaethylamino-propylamid>
    —— 2,3,4,6-tetra-O-benzyl-1-deoxy-α-D-gluco-hept-2-ulopyranosyl-(2-1)-3,4,6-tri-O-acetyl-2-deoxy-2-fluoro-α-D-glucopyranoside 1274877-51-8 C47H53FO13
    2,3,4,6-tetra-O-benzyl-1-deoxy-α-D-gluco-hept-2-ulopyranosyl-(2-1)-3,4,6-tri-O-acetyl-2-deoxy-2-fluoro-α-D-glucopyranoside
    —— 2-methyl-5-(2-phenyltetrazol-5-yl)benzenesulfonic acid 125177-74-4 C14H12N4O3S
    2-methyl-5-(2-phenyltetrazol-5-yl)benzenesulfonic acid
    —— 2-(8-Benzyloxy-7-bromo-quinolin-2-yl)-4-(2-hydroxy-3,4-dimethoxy-phenyl)-6-methoxy-5-methyl-nicotinic acid methyl ester 152455-90-8 C33H29BrN2O7
    2-(8-Benzyloxy-7-bromo-quinolin-2-yl)-4-(2-hydroxy-3,4-dimethoxy-phenyl)-6-methoxy-5-methyl-nicotinic acid methyl ester
    —— 2-(2-Nitro-4,6-bis-trifluoromethyl-phenylamino)-5-trifluoromethyl-benzonitrile 72773-17-2 C16H6F9N3O2
    2-(2-Nitro-4,6-bis-trifluoromethyl-phenylamino)-5-trifluoromethyl-benzonitrile
    —— [2-(2-Chloro-3-p-tolylsulfanyl-propyl)-phenyl]-carbamic acid ethyl ester 121780-00-5 C19H22ClNO2S
    [2-(2-Chloro-3-p-tolylsulfanyl-propyl)-phenyl]-carbamic acid ethyl ester
    —— [2-chloro-1-(4-methylphenyl)sulfanylbuta-1,3-dienyl]-trimethylgermane 75221-77-1 C14H19ClGeS
    [2-chloro-1-(4-methylphenyl)sulfanylbuta-1,3-dienyl]-trimethylgermane
    —— 2-[benzyloxycarbonyl-(2-phenyl-acetylamino)-methylene]-5-methyl-3,6-dihydro-2<i>H</i>-[1,3]thiazine-4-carboxylic acid benzyl ester 6807-55-2 C30H28N2O5S
    2-[benzyloxycarbonyl-(2-phenyl-acetylamino)-methylene]-5-methyl-3,6-dihydro-2<i>H</i>-[1,3]thiazine-4-carboxylic acid benzyl ester
    —— 2-chloro-6-[4-(1-(2-trifluoromethylbenzyl))piperidinylamino]-9-cyclopentylpurine 380426-43-7 C23H26ClF3N6
    2-chloro-6-[4-(1-(2-trifluoromethylbenzyl))piperidinylamino]-9-cyclopentylpurine
    —— 2-(2-amino-thiazol-4-yl)-5-iodo-phenol 68301-43-9 C9H7IN2OS
    2-(2-amino-thiazol-4-yl)-5-iodo-phenol
    —— (2-Chloro-1-trifluoromethylsulfanyl-ethyl)-diethoxy-methyl-silane 52844-09-4 C8H16ClF3O2SSi
    (2-Chloro-1-trifluoromethylsulfanyl-ethyl)-diethoxy-methyl-silane
    —— 2-(Cyclohexylimino)-4,5-diphenyl-3(2H)-furanon 77356-84-4 C22H21NO2
    2-(Cyclohexylimino)-4,5-diphenyl-3(2H)-furanon
    —— 2-chloro-4,6-bis-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-[1,3,5]triazine 5318-63-8 C13H6ClF16N3O2
    2-chloro-4,6-bis-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-[1,3,5]triazine
    —— [2-(4-methoxyphenyl)quinolin-4-yl]phenylamine 95163-58-9 C22H18N2O
    [2-(4-methoxyphenyl)quinolin-4-yl]phenylamine