CAS number index

CAS numbers starting with 20, page 8

7,121 chemicals have a CAS number that starts with 20. They are listed in CAS order.

Showing 701 to 800 of 7,121 chemicals

CAS numberChemical nameFormulaMol. weight

2012-29-52,4-DiiodophenolC₆H₄I₂O345.90
2012-31-9Benzoic acid, 2,4,6-triiodo-C₇H₃I₃O₂499.81
2012-74-0Benzeneacetic acid, 4-chloro-alpha-(1-methylethyl)-C₁₁H₁₃ClO₂212.68
2012-78-42-(2,6-Dichlorophenyl)propanoic acidC₉H₈Cl₂O₂219.07
20120-21-2beta-Alanine, N,N-dimethyl-, ethyl esterC₇H₁₅NO₂145.20
20120-24-5Ethyl 4-morpholinepropionateC₉H₁₇NO₃187.24
20120-33-6Dimethyl N-hydroxymethylcarbamoylethylphosphonateC₆H₁₄NO₅P211.15
201206-41-92-Bromo-1-(4-bromophenyl)-2-fluoroethan-1-oneC₈H₅Br₂FO295.93
201207-66-11,3,5-Trimethyl-1H-pyrazole-4-sulfonic acidC₆H₁₀N₂O₃S190.22
20121-72-62-Bromo-1,1-dimethoxycyclobutaneC₆H₁₁BrO₂195.06
20121-78-22-Cyclopenten-1-one, 2,4-bis(phenylamino)-C₁₇H₁₆N₂O264.33
201210-25-5Fmoc-D-Ser(BSi)-OHC₂₄H₃₁NO₅Si441.60
2012119-14-9tert-Butyl N-[(4-oxooxolan-2-yl)methyl]carbamateC₁₀H₁₇NO₄215.25
201214-53-1Methyl 4-(acetylamino)-5-iodo-2-methoxybenzoateC₁₁H₁₂INO₄349.12
201215-67-05-Phenyl-1,2,4-oxadiazol-3-yl N-(2-chloroethyl)carbamateC₁₁H₁₀ClN₃O₃267.67
201215-93-21-Phenyl-3-(pyridin-3-ylmethyl)thioureaC₁₃H₁₃N₃S243.34
201216-39-94-Ppbp maleateC₂₅H₃₁NO₄409.53
201217-35-81-Ethyl-2-oxo-4-phenyl-1,2-dihydropyridine-3-carbonitrileC₁₄H₁₂N₂O224.26
201224-76-23-Oxo-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-carboxylic acid 1,1-dioxideC₈H₆N₂O₅S242.21
201224-89-73-IsothiocyanatopentaneC₆H₁₁NS129.23
201224-92-22-Isothiocyanato-3-methylbutaneC₆H₁₁NS129.23
201224-94-42-IsothiocyanatopentaneC₆H₁₁NS129.23
201227-38-55-Bromo-1H-indazole-3-carbaldehydeC₈H₅BrN₂O225.04
201227-39-65-Bromo-1H-indazole-3-carbonitrileC₈H₄BrN₃222.04
20123-80-2Calcium dobesilateC₁₂H₁₀CaO₁₀S₂418.41
20124-87-22,4-Dihydro-5-methyl-2-phenyl-4-[2-[3-(trifluoromethyl)phenyl]diazenyl]-3H-pyrazol-3-oneC₁₇H₁₃F₃N₄O346.31
20125-39-7N6-(2-Phenylethyl)adenosineC₁₈H₂₁N₅O₄371.40
20125-81-92-Octen-4-ol, (2E)-C₈H₁₆O128.22
20125-84-23-Octen-1-ol, (3Z)-C₈H₁₆O128.22
2012536-16-0Nyx-2925C₁₄H₂₃N₃O₄297.36
2012552-32-62,5-Dioxopyrrolidin-1-yl 3-(3-(but-3-yn-1-yl)-3H-diazirin-3-yl)propanoateC₁₂H₁₃N₃O₄263.25
2012558-47-1BulevirtideC₂₄₈H₃₅₅N₆₅O₇₂5398.95
2012598-91-1Rufinamide-15N,D2C₁₀H₈F₂N₄O241.20
20126-59-4Diosmetin 7-O-beta-D-glucosideC₂₂H₂₂O₁₁462.41
20126-76-54-Terpineol, (-)-C₁₀H₁₈O154.25
20127-61-11-Ethyl-9H-pyrido[3,4-b]indoleC₁₃H₁₂N₂196.25
20127-63-39H-Pyrido(3,4-b)indole-1-carbaldehydeC₁₂H₈N₂O196.21
20127-99-5N,N-Diethylpiperazine-1-carboxamide hydrochlorideC₉H₂₀ClN₃O221.73
2012709-76-93-Ethynylthian-3-olC₇H₁₀OS142.22
201273-74-75-Cyano-6-ethylsulfanyl-2-methyl-N-phenyl-4-thiophen-2-yl-1,4-dihydropyridine-3-carboxamideC₂₀H₁₉N₃OS₂381.53
201273-75-85-Cyano-2-methyl-N-phenyl-6-propylsulfanyl-4-thiophen-2-yl-1,4-dihydropyridine-3-carboxamideC₂₁H₂₁N₃OS₂395.55
201273-83-86-Carbamoylmethylsulfanyl-5-cyano-2-methyl-4-thiophen-2-yl-1,4-dihydro-pyridine-C₂₀H₁₈N₄O₂S₂410.52
201274-17-16-(2-Anilino-2-oxoethyl)sulfanyl-5-cyano-2-methyl-N-phenyl-4-pyridin-4-yl-1,4-dihydropyridine-3-carboxamideC₂₇H₂₃N₅O₂S481.58
201274-18-25-Cyano-2-methyl-6-methylsulfanyl-N-phenyl-4-pyridin-4-yl-1,4-dihydropyridine-3-carboxamideC₂₀H₁₈N₄OS362.46
2012790-70-2Spiro(2.5)octane-5-carbaldehydeC₉H₁₄O138.21
20128-05-62-(4-Methylpiperazino)-1,3-benzoxazoleC₁₂H₁₅N₃O217.27
20128-09-03-(2-Chloropropanoyl)-1-methylureaC₅H₉ClN₂O₂164.59
20128-29-4(6-Amino-9H-purin-9-yl)acetic acidC₇H₇N₅O₂193.17
201282-04-4tert-Butyl N-(6-(2-chloroacetamido)hexyl)carbamateC₁₃H₂₅ClN₂O₃292.81
201282-57-74-Iodo-3-methylsydnoneC₃H₃IN₂O₂225.97
201282-63-54-Iodo-3-(4-methoxyphenyl)-3H-1,2,3-oxadiazol-1-ium-5-olateC₉H₇IN₂O₃318.07
2012824-82-5(1-Bromo-4,4-difluorobutan-2-yl)benzeneC₁₀H₁₁BrF₂249.10
201284-76-61-(2,4-Dihydroxyphenyl)-2-(4-ethylphenoxy)ethanoneC₁₆H₁₆O₄272.30
201284-79-93-(4-Ethylphenoxy)-7-hydroxy-4H-chromen-4-oneC₁₇H₁₄O₄282.30
2012859-63-93-(But-3-en-1-yl)-1-[(tert-butoxy)carbonyl]azetidine-3-carboxylicacidC₁₃H₂₁NO₄255.31
201286-64-83,5-Dimethylpyridine-4-carbaldehydeC₈H₉NO135.17
201286-65-94-Bromo-3,5-dimethylpyridineC₇H₈BrN186.05
201286-96-63-Methyl-1H-indazole-6-carboxylic acidC₉H₈N₂O₂176.18
201287-70-9Methyl 2,3-diamino-4-methoxybenzoateC₉H₁₂N₂O₃196.21
2012872-84-11-{Bicyclo[4.1.0]heptan-1-yl}-2-chloroethan-1-oneC₉H₁₃ClO172.66
2012890-04-7Methyl 6-oxospiro[2.5]octane-5-carboxylateC₁₀H₁₄O₃182.22
20129-11-71-Bromo-2,4,5-trimethoxybenzeneC₉H₁₁BrO₃247.09
20129-71-94-(2-Methylbutan-2-yl)benzoic acidC₁₂H₁₆O₂192.26
20129-87-72-Amino-5-(dimethylamino)benzoic acidC₉H₁₂N₂O₂180.21
201290-01-9N,N-Bis(trimethylsilyl)aminopropylmethyldiethoxysilaneC₁₄H₃₇NO₂Si₃335.71
201293-01-82-Benzyl-3-(3-hydroxyphenyl)quinazolin-4-oneC₂₁H₁₆N₂O₂328.37
201294-29-31,3-Dimethyl 2-((2E)-3-(3-pyridinyl)-2-propen-1-ylidene)propanedioateC₁₃H₁₃NO₄247.25
2012948-41-12-tert-Butyl 8-methyl 7-oxo-5-oxa-2-azaspiro[3.4]octane-2,8-dicarboxylateC₁₃H₁₉NO₆285.30
201298-39-77-Chloro-3-methyl-3,4-dihydroquinazolin-4-oneC₉H₇ClN₂O194.62
201299-59-4N-[(4-Pyrimidinylthio)methyl]benzamideC₁₂H₁₁N₃OS245.31
201299-81-21-(2-Pyrrolidin-1-ylethyl)benzimidazol-2-amineC₁₃H₁₈N₄230.31
2012991-41-0tert-Butyl N-[1-(aminomethyl)cyclobutyl]-N-methyl-carbamateC₁₁H₂₂N₂O₂214.31
2013-12-9D-NorvalineC₅H₁₁NO₂117.15
2013-17-4GlutamamideC₅H₁₁N₃O₂145.16
2013-26-5Butyric acid, 2-oxo-, sodium saltC₄H₅NaO₃124.07
2013-58-3MeclocyclineC₂₂H₂₁ClN₂O₈476.87
201301-83-9N-Coumaroyl serotoninC₁₉H₁₈N₂O₃322.36
2013063-15-36-Ethyl-N4,N4-dimethylpyrimidine-2,4-diamineC₈H₁₄N₄166.23
20131-55-92-(4-Nitrophenyl)-N-phenylhydrazinecarbothioamideC₁₃H₁₂N₄O₂S288.33
2013179-53-65-(Bromomethyl)spiro[2.5]octaneC₉H₁₅Br203.12
20132-75-6Methyl 4-(aminocarbonyl)-2-nitrobenzoateC₉H₈N₂O₅224.17
20132-76-73-PhenylbutanenitrileC₁₀H₁₁N145.21
20133-21-51,2,4,5-BenzenetetrathiolC₆H₆S₄206.38
20133-93-11-Chloro-3-(1-naphthyloxy)-2-propanolC₁₃H₁₃ClO₂236.70
201334-88-5O-2,6-Dichlorobenzyl-N-tert-butoxycarbonyl-L-tyrosineC₂₁H₂₃Cl₂NO₅440.32
2013343-89-84-(1-Benzyl-1H-pyrazol-4-yl)-4-oxobutanoic acidC₁₄H₁₄N₂O₃258.28
201335-88-8(2R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-methoxyphenyl)propanoic acidC₂₅H₂₃NO₅417.46
201338-45-6Agelastatin DC₁₁H₁₁BrN₄O₃327.14
201338-62-7Methyl 2-(bis((tert-butoxy)carbonyl)amino)prop-2-enoateC₁₄H₂₃NO₆301.34
201341-05-1Tenofovir disoproxilC₁₉H₃₀N₅O₁₀P519.45
201342-42-9tert-Butyl 5-(bromomethyl)-2,3-dihydro-1H-isoindole-2-carboxylateC₁₄H₁₈BrNO₂312.21
201345-77-91-Bromo-4-methoxy-4-methylpent-2-yneC₇H₁₁BrO191.07
201346-80-71-((tert-Butyldimethylsilyl)oxy)hexan-3-oneC₁₂H₂₆O₂Si230.42
2013474-57-0tert-Butyl 4-propioloylpiperidine-1-carboxylateC₁₃H₁₉NO₃237.30
201349-37-3Enisamium iodideC₁₄H₁₅IN₂O354.19
201349-80-62-(1-Adamantyl)-1,3-dimorpholin-4-ylpropane-1,3-dioneC₂₁H₃₂N₂O₄376.50
201349-84-02-(1-Adamantyl)-N,N'-bis(4-methoxyphenyl)propanediamideC₂₇H₃₂N₂O₄448.56
201349-87-34-(1-Adamantyl)-1,2-diphenyl-3,5-pyrazolidinedioneC₂₅H₂₆N₂O₂386.50
201350-32-51-(4-Methoxyphenyl)-3-(3-methylpyridin-2-yl)ureaC₁₄H₁₅N₃O₂257.29
201351-83-9N-(4-Acetylphenyl)thiophene-2-carboxamideC₁₃H₁₁NO₂S245.30

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