CAS number index

CAS numbers starting with 256, page 4

610 chemicals have a CAS number that starts with 256. They are listed in CAS order.

Showing 301 to 400 of 610 chemicals

CAS numberChemical nameFormulaMol. weight

2567-83-1Tetraethylammonium perchlorateC₈H₂₀ClNO₄229.70
2567160-34-12-Benzylpyrrolidine-2-carboxylic acid hydrochlorideC₁₂H₁₆ClNO₂241.72
25672-06-4Cyclohexanone, 4-methyl-2,6-bis(3-phenyl-2-propenylidene)-C₂₅H₂₄O340.47
25672-82-63,4-di-O-Methyl-alpha-L-rhamnoseC₈H₁₆O₅192.21
25672-97-32-Aminomethylbenzoic acidC₈H₉NO₂151.16
2567444-98-6tert-Butyl N-{2-[4-(chloromethyl)-1,3-thiazol-2-yl]ethyl}carbamateC₁₁H₁₇ClN₂O₂S276.79
2567488-90-6(3R,5R)-3-(tert-Butoxy)-5-methoxypiperidine hydrochlorideC₁₀H₂₂ClNO₂223.74
2567488-99-5tert-Butyl N-[(3R)-1-bromo-2-oxopentan-3-yl]carbamateC₁₀H₁₈BrNO₃280.16
2567489-00-1Methyl (2S)-2-(2-bromo-4-chlorophenyl)-2-hydroxyacetateC₉H₈BrClO₃279.52
2567489-02-3(2R,3R)-4-(tert-Butoxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methyl-4-oxobutanoic acidC₂₄H₂₇NO₆425.48
2567489-03-4[(1R,6R,7S)-2-Oxabicyclo[4.1.0]heptan-7-yl]methanamine, hydrochlorideC₇H₁₄ClNO163.65
2567489-05-6(4R)-5-(tert-Butoxy)-4-(((tert-butoxy)carbonyl)amino)-4-methyl-5-oxopentanoic acidC₁₅H₂₇NO₆317.38
2567489-11-4(2R)-3-(Methylsulfanyl)-2-{[(3S)-pyrrolidin-3-yl]formamido}propanoic acid hydrochlorideC₉H₁₇ClN₂O₃S268.77
2567489-19-2rac-tert-Butyl (2R,4S)-4-amino-2-(trifluoromethyl)piperidine-1-carboxylateC₁₁H₁₉F₃N₂O₂268.28
2567489-21-6rac-(1R,3S)-3-Hydroxycyclopentane-1-sulfonyl fluorideC₅H₉FO₃S168.19
2567489-24-9(2R)-5-Amino-2-(methylamino)pentanoic acid dihydrochlorideC₆H₁₆Cl₂N₂O₂219.11
2567489-25-0(2S)-2-{[(1S)-1-Carboxyethyl]amino}-3-methylbutanoic acid hydrochlorideC₈H₁₆ClNO₄225.67
2567489-27-2rac-(3R,5R)-5-(Trifluoromethyl)piperidine-3-carboxylic acid hydrochlorideC₇H₁₁ClF₃NO₂233.62
2567489-28-32-((2R)-4,4-Difluoropyrrolidin-2-yl)acetic acid hydrochlorideC₆H₁₀ClF₂NO₂201.60
2567489-41-0Methyl (3R)-7-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylate hydrochlorideC₁₁H₁₃Cl₂NO₂262.14
2567489-42-1rac-(2R,5S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-5-(trifluoromethyl)pyrrolidine-2-carboxylic acidC₂₁H₁₈F₃NO₄405.37
2567489-43-22-Bromo-5-[(1R,2R)-2-(chloromethyl)cyclopropyl]thiopheneC₈H₈BrClS251.58
2567489-46-5O-[[(2R,3R)-3-(Trifluoromethyl)oxolan-2-yl]methyl]hydroxylamine, hydrochlorideC₆H₁₁ClF₃NO₂221.61
2567489-60-3(3S,5S)-4-[(tert-Butoxy)carbonyl]-5-ethylmorpholine-3-carboxylic acidC₁₂H₂₁NO₅259.30
2567489-70-5(1S,2R)-1-(Methylamino)-2,3-dihydro-1H-inden-2-ol hydrochlorideC₁₀H₁₄ClNO199.68
2567489-75-0rac-(1R,2S)-N1,N2-dimethyl-2,3-dihydro-1H-indene-1,2-diamineC₁₁H₁₆N₂176.26
2567489-76-1rac-(2R,3S)-3-(tert-Butoxy)-2-methoxycyclobutan-1-oneC₉H₁₆O₃172.22
2567489-80-71-Chloro-4-[(1R,2R)-2-methylcyclopropyl]butan-2-oneC₈H₁₃ClO160.64
2567489-82-9rac-(1R,3R)-3-Methoxy-N-methylcyclopentan-1-amine hydrochlorideC₇H₁₆ClNO165.66
2567489-83-0(7R)-4-Chloro-7-methyl-5,6,7,8-tetrahydropteridineC₇H₉ClN₄184.63
2567489-90-9Methyl (3RS,4aR)-3-(iodomethyl)-1-oxo-hexahydro-1H-pyrrolo(1,2-c)(1,3)oxazine-4a-carboxylateC₁₀H₁₄INO₄339.13
2567489-91-0(1S,2R,3S)-3-Aminocyclohexane-1,2-diol hydrochlorideC₆H₁₄ClNO₂167.64
2567489-95-4(3S)-3-Methyl-2,8-diazaspiro(4.5)decan-1-oneC₉H₁₆N₂O168.24
2567489-97-6rac-(1R,4S,5S)-4-Fluorobicyclo(3.2.0)heptane-1-carboxylic acidC₈H₁₁FO₂158.17
2567490-02-0rac-(3aR,7aR)-7a-(aminomethyl)-octahydro-1H-indol-2-one, trifluoroacetic acidC₁₁H₁₇F₃N₂O₃282.26
2567490-03-1rac-Lithium(1+) (1R,3R)-3-hydroxy-1-(trifluoromethyl)cyclopentane-1-carboxylateC₇H₈F₃LiO₃204.07
2567494-32-8(2R)-1,1-Difluoro-3-methylpentan-2-amine hydrochlorideC₆H₁₄ClF₂N173.63
2567495-01-42-Bromo-N,3-dimethylaniline hydrochlorideC₈H₁₁BrClN236.54
2567495-03-6tert-Butyl N-{2-formylspiro[3.4]octan-2-yl}carbamateC₁₄H₂₃NO₃253.34
2567495-04-74-(1-Aminoethyl)-3-methylphenol hydrochlorideC₉H₁₄ClNO187.67
2567495-11-61Lambda6-thia-7-azaspiro(3.5)nonane-1,1-dione hydrochlorideC₇H₁₄ClNO₂S211.71
2567495-12-71-(5-Bromo-3-fluoropyridin-2-yl)-2-fluoroethan-1-oneC₇H₄BrF₂NO236.01
2567495-28-52-(3-Aminopropanamido)-N-methylhexanamide hydrochlorideC₁₀H₂₂ClN₃O₂251.76
2567495-31-02-Amino-2-(3-chloro-5-(trifluoromethyl)phenyl)acetic acid hydrochlorideC₉H₈Cl₂F₃NO₂290.07
2567495-34-34-(3-Methoxyphenoxy)-2-methylbutan-2-amine hydrochlorideC₁₂H₂₀ClNO₂245.75
2567495-39-87,10-Dioxa-1-thiadispiro[2.2.4^{6}.2^{3}]dodecaneC₉H₁₄O₂S186.28
2567495-40-11,3-Dimethyl-5-(morpholin-4-yl)-1H-pyrazol-4-amine dihydrochlorideC₉H₁₈Cl₂N₄O269.18
2567495-49-0Ethyl 4-amino-2-oxabicyclo(2.1.1)hexane-1-carboxylate, trifluoroacetic acidC₁₀H₁₄F₃NO₅285.22
2567495-52-53-(2-(Methylamino)ethoxy)benzonitrile hydrochlorideC₁₀H₁₃ClN₂O212.68
2567495-54-73-Bromo-5-chloro-2-iodothiopheneC₄HBrClIS323.38
2567495-56-92,5-Dioxaspiro(3.5)nonane-7-carboxylic acidC₈H₁₂O₄172.18
2567495-65-0tert-Butyl 1-(hydroxymethyl)-5-phenyl-3-azabicyclo[3.1.1]heptane-3-carboxylateC₁₈H₂₅NO₃303.40
2567495-69-42-Methyl-4-(3-methylphenoxy)butan-2-amine hydrochlorideC₁₂H₂₀ClNO229.75
2567495-70-72-(((tert-Butoxy)carbonyl)amino)-7,7-difluorospiro(3.5)nonane-2-carboxylic acidC₁₅H₂₃F₂NO₄319.35
2567495-73-02-Hydrazinyl-2-methylpropanoic acid hydrochlorideC₄H₁₁ClN₂O₂154.60
2567495-85-41-[(2-Methylpropan-2-yl)oxycarbonylamino]-3-(trimethylsilylmethyl)cyclobutane-1-carboxylic acidC₁₄H₂₇NO₄Si301.46
2567495-90-12-{3-[2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)ethyl]phenyl}acetic acidC₂₅H₂₃NO₄401.46
2567496-03-9Lithium(1+) 3-hydroxypent-4-ynoateC₅H₅LiO₃120.03
2567496-10-85-(Pyrrolidin-2-yl)pyridin-2-ol dihydrochlorideC₉H₁₄Cl₂N₂O237.13
2567496-14-22-Fluoro-6-(1,1,2,2,2-pentafluoroethyl)pyridineC₇H₃F₆N215.10
2567496-17-59-Bromo-1-chlorononan-2-oneC₉H₁₆BrClO255.58
2567496-22-2tert-Butyl 3-(3-bromo-1H-pyrazol-1-yl)azetidine-1-carboxylateC₁₁H₁₆BrN₃O₂302.17
2567496-25-57-(Prop-2-enoyl)-7-azaspiro(3.5)nonane-2-carboxylic acidC₁₂H₁₇NO₃223.27
2567496-29-9N-(1H-Pyrazol-4-yl)but-2-ynamide hydrochlorideC₇H₈ClN₃O185.61
2567496-33-5[(6-Chloropyridin-3-yl)methyl](3-methylbutyl)amine hydrochlorideC₁₁H₁₈Cl₂N₂249.19
2567496-43-7(1-Amino-3-((trimethylsilyl)methyl)cyclobutyl)methanol hydrochlorideC₉H₂₂ClNOSi223.82
2567496-44-8Methyl N-(2-aminopropyl)carbamate hydrochlorideC₅H₁₃ClN₂O₂168.62
2567496-50-63-[2-(Dimethylamino)acetamido]-N-methylpropanamide hydrochlorideC₈H₁₈ClN₃O₂223.70
2567496-54-0N-Methyl-3-[N-methyl-3-(methylamino)propanamido]propanamide hydrochlorideC₉H₂₀ClN₃O₂237.73
2567496-56-22-(5-Bromo-2,3-dimethoxyphenyl)ethan-1-amine hydrochlorideC₁₀H₁₅BrClNO₂296.59
2567496-68-63-Bromo-6-methoxy-2,4-dimethylbenzene-1-sulfonyl chlorideC₉H₁₀BrClO₃S313.60
2567496-74-47-Oxabicyclo[2.2.1]heptane-2-carboximidamide, acetic acidC₉H₁₆N₂O₃200.24
2567496-76-64-(Aminomethyl)-1,3-dimethyl-2,3-dihydro-1H-1,3-benzodiazol-2-one hydrochlorideC₁₀H₁₄ClN₃O227.69
2567496-84-6tert-Butyl N-[2-(1,1-difluoroethyl)-1,3-thiazol-5-yl]carbamateC₁₀H₁₄F₂N₂O₂S264.30
2567496-88-04-(1H-Imidazol-4-yl)butan-1-amine dihydrochlorideC₇H₁₅Cl₂N₃212.12
2567496-90-42-Cyclopropyl-6-fluoroaniline hydrochlorideC₉H₁₁ClFN187.65
2567496-92-6tert-Butyl 7-formyl-5-oxa-8-azaspiro(3.5)nonane-8-carboxylateC₁₃H₂₁NO₄255.31
2567496-94-81-(1-Ethynylcyclopropyl)-1H-1,2,3-triazoleC₇H₇N₃133.15
2567496-96-0[1-(Trifluoromethyl)cyclopent-3-en-1-yl]methanolC₇H₉F₃O166.14
2567497-04-33-(3-Methoxyphenoxy)butan-2-amine hydrochlorideC₁₁H₁₈ClNO₂231.72
2567497-13-4(2-Bromo-5-methylpyridin-3-yl)methanamine, dihydrochlorideC₇H₁₁BrCl₂N₂273.99
2567497-38-34-(1-(Prop-2-enoyl)piperidin-4-yl)oxane-4-carboxylic acidC₁₄H₂₁NO₄267.32
2567497-41-82,2-Dimethyl-3-(3-methylphenoxy)propan-1-amine hydrochlorideC₁₂H₂₀ClNO229.75
2567497-44-1N-Methyl-2-[3-(methylamino)propanamido]pentanamide hydrochlorideC₁₀H₂₂ClN₃O₂251.76
2567497-57-61-Thia-7-azaspiro[3.5]nonane hydrochlorideC₇H₁₄ClNS179.72
2567497-66-71-(3,3-Dimethyl-1,4-dioxan-2-yl)ethan-1-oneC₈H₁₄O₃158.20
2567497-71-4Ethyl 5-azaspiro[2.3]hexane-1-carboxylate, trifluoroacetic acidC₁₀H₁₄F₃NO₄269.22
2567497-88-33-((4-Bromo-2-fluorophenyl)methylidene)azetidine hydrochlorideC₁₀H₁₀BrClFN278.55
2567497-89-43-Cyclopropyl-2-fluoroaniline hydrochlorideC₉H₁₁ClFN187.65
2567497-93-0(Cyclohexylmethyl)(2-(piperidin-1-yl)ethyl)amine dihydrochlorideC₁₄H₃₀Cl₂N₂297.31
2567498-02-45-Methoxy-1H-pyrazolo[4,3-b]pyridine-3-carboxylic acidC₈H₇N₃O₃193.16
2567498-06-85,6,7,8-Tetrahydro-1,7-naphthyridine-3-carboxylic acid hydrochlorideC₉H₁₁ClN₂O₂214.65
2567498-07-93-(Trimethylsilylmethyl)cyclobutane-1-sulfonyl chlorideC₈H₁₇ClO₂SSi240.83
2567498-08-04-Methyl-1,2,3,4-tetrahydroquinoxalin-5-ol dihydrochlorideC₉H₁₄Cl₂N₂O237.13
2567498-14-8Methyl 2-amino-3-(1-methylpiperidin-4-yl)propanoate dihydrochlorideC₁₀H₂₂Cl₂N₂O₂273.20
2567498-30-81-(Benzenesulfinyl)cyclobutane-1-carboxylic acidC₁₁H₁₂O₃S224.28
2567498-31-98-Azaspiro[4.5]decan-2-ol hydrochlorideC₉H₁₈ClNO191.70
2567498-33-13-[(1-Benzyl-1H-1,2,3,4-tetrazol-5-yl)(4-methylpiperidin-1-yl)methyl]-7,8-dimethyl-1,2-dihydroquinolin-2-one hydrochlorideC₂₆H₃₁ClN₆O479.03
2567498-39-7tert-Butyl 6'-(aminomethyl)-3',4'-dihydro-2'H-spiro(cyclobutane-1,1'-pyrrolo(1,2-a)pyrazine)-2'-carboxylateC₁₆H₂₅N₃O₂291.39
2567498-42-22,2-Difluoro-2-(3-iodobicyclo(1.1.1)pentan-1-yl)acetic acidC₇H₇F₂IO₂288.03

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