CAS number index

CAS numbers starting with 20, page 57

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

Showing 5,601 to 5,700 of 7,121 chemicals

CAS numberChemical nameFormulaMol. weight

2089325-93-72-(Bromomethyl)-1H-1,3-benzodiazole hydrobromideC₈H₈Br₂N₂291.97
2089326-90-7Methyl 5-tert-butylpyridine-3-carboxylateC₁₁H₁₅NO₂193.25
2089333-01-51-Methyl-4-(1-nitrosopiperidin-4-yl)piperazineC₁₀H₂₀N₄O212.30
2089334-01-82-[4-[6-Amino-5-(4-chlorophenyl)pyridin-3-yl]phenoxy]-2-methylpropanoic acidC₂₁H₁₉ClN₂O₃382.85
2089334-16-53-(Aminomethyl)-5-methylphenol hydrochlorideC₈H₁₂ClNO173.64
2089334-95-0BMS202 hydrochlorideC₂₅H₃₀ClN₃O₃455.99
2089377-05-71,1-Dioxo-1lambda6-thietan-3-yl methanesulfonateC₄H₈O₅S₂200.24
2089377-17-13-Fluoro-6-hydrazinylpyridazineC₄H₅FN₄128.11
2089377-22-83-(Propan-2-yl)pyridine-2-sulfonamideC₈H₁₂N₂O₂S200.26
2089377-24-05-Fluoroquinolin-2-amineC₉H₇FN₂162.17
2089377-32-0Methyl 4-(bromomethyl)pyridine-2-carboxylate hydrobromideC₈H₉Br₂NO₂310.97
2089377-45-55-Hydrazinyl-2-methylpyridine dihydrochlorideC₆H₁₁Cl₂N₃196.08
2089378-10-76-Amino-5-methoxypyridine-2-carboxylic acidC₇H₈N₂O₃168.15
2089381-00-86-Bromo-4-methoxypyrazolo[1,5-a]pyridine-3-carboxylic acidC₉H₇BrN₂O₃271.07
2089381-12-2tert-Butyl 2-(methanesulfonylmethyl)piperazine-1-carboxylateC₁₁H₂₂N₂O₄S278.37
2089381-14-4tert-Butyl 3-(methanesulfonylmethyl)piperazine-1-carboxylateC₁₁H₂₂N₂O₄S278.37
2089389-05-7(5R)-5-(((tert-Butyldimethylsilyl)oxy)methyl)-3,3-dimethylpyrrolidin-2-oneC₁₃H₂₇NO₂Si257.45
2089389-15-9(R)-Zinc-3573C₁₈H₂₁N₅307.40
20894-20-65,5-Dimethyl-4-phenylpyrrolidin-2-oneC₁₂H₁₅NO189.26
20894-63-71-(2-Naphthyl)-3-(2-thienyl)-2-propen-1-oneC₁₇H₁₂OS264.35
208940-40-3Ac-D-DGla-LI-Cha-CC₃₆H₅₈N₆O₁₄S830.96
208941-83-74-(1,1-Dimethylpropyl)cyclohexanamineC₁₁H₂₃N169.31
208943-22-04-Cyano-N-(3-ethynylphenyl)benzene-1-sulfonamideC₁₅H₁₀N₂O₂S282.32
208943-57-11-(Prop-2-yn-1-yl)-3-(trifluoromethyl)-1H-pyrazoleC₇H₅F₃N₂174.13
2089445-52-1tert-Butyl N-(3-bromo-4,5-dihydro-1,2-oxazol-5-yl)carbamateC₈H₁₃BrN₂O₃265.11
2089472-82-0rac-(2R,3S)-2-tert-Butyl-N'-hydroxyoxolane-3-carboximidamideC₉H₁₈N₂O₂186.25
20895-43-65,6-Dimethyl-2,3-dihydro-1-benzofuran-3-oneC₁₀H₁₀O₂162.19
20895-50-55-Chloro-6-methyl-3(2H)-benzofuranoneC₉H₇ClO₂182.61
20895-52-76,7-Dihydro-2H-indeno[5,6-b]furan-3(5H)-oneC₁₁H₁₀O₂174.20
20895-90-31-(2-Chloro-6-nitrophenyl)ethan-1-oneC₈H₆ClNO₃199.59
2089523-88-4rac-3-((1R,3R)-2,2-Dichloro-3-methylcyclopropyl)prop-2-enoic acidC₇H₈Cl₂O₂195.04
2089525-04-0rac-(1R,2S)-2-(Prop-1-en-1-yl)cyclopentan-1-olC₈H₁₄O126.20
2089563-46-0(2E)-3-[1-(Cyanomethyl)-1H-pyrazol-4-yl]prop-2-enoic acidC₈H₇N₃O₂177.16
2089570-85-24-Bromo-3-methylbut-2-en-1-olC₅H₉BrO165.03
2089572-87-03-[(4S)-2,2-Dimethyl-1,3-dioxolan-4-yl]prop-2-enoic acidC₈H₁₂O₄172.18
2089580-30-1(3S,4R,5S)-Thiane-2,3,4,5-tetrolC₅H₁₀O₄S166.20
2089585-16-8tert-Butyl N-(5-bromo-1H-1,3-benzodiazol-2-yl)carbamateC₁₂H₁₄BrN₃O₂312.17
20896-07-53-(Bromomethyl)-4-chloro-1-benzothiopheneC₉H₆BrClS261.57
20896-08-63-(Bromomethyl)-6-chloro-1-benzothiopheneC₉H₆BrClS261.57
20896-23-5Methyl 3,4-bis(bromomethyl)benzoateC₁₀H₁₀Br₂O₂322.00
20896-27-9Methyl 4-amino-5-chloro-2-methoxybenzoateC₉H₁₀ClNO₃215.64
2089622-54-62-Amino-1-((4R)-2,2-dimethyl-1,3-dioxolan-4-yl)ethan-1-olC₇H₁₅NO₃161.20
2089648-75-71-(3-Bromophenyl)-2,2-difluoroethan-1-amine hclC₈H₉BrClF₂N272.52
2089649-04-54-Amino-3,3-difluoro-2-methylbutan-2-ol hydrochlorideC₅H₁₂ClF₂NO175.61
2089649-42-16-Methyl-2-azaspiro[3.3]heptane hydrochlorideC₇H₁₄ClN147.65
2089649-63-63-Chloro-5H,6H,7H-pyrrolo(2,3-c)pyridazineC₆H₆ClN₃155.59
2089649-86-33-Methyl-3,6-diazabicyclo(3.1.1)heptane dihydrochlorideC₆H₁₄Cl₂N₂185.10
2089650-26-81-{[(tert-Butoxy)carbonyl]amino}-4-methoxy-2,3-dihydro-1H-indene-1-carboxylic acidC₁₆H₂₁NO₅307.35
2089650-38-28-((tert-Butoxy)carbonyl)-2,8-diazaspiro(4.5)decane-4-carboxylic acidC₁₄H₂₄N₂O₄284.36
2089650-63-3rac-(3R,4R)-1-((tert-Butoxy)carbonyl)-4-(2,2,2-trifluoroethyl)pyrrolidine-3-carboxylic acidC₁₂H₁₈F₃NO₄297.27
2089651-62-53-(4-Fluorophenyl)bicyclo[1.1.1]pentane-1-carboxylic acidC₁₂H₁₁FO₂206.22
2089671-34-9(1R)-1-(3-(Difluoromethoxy)phenyl)ethan-1-amine hydrochlorideC₉H₁₂ClF₂NO223.65
2089671-56-5(1R)-1-Cyclopropyl-2,2-difluoroethan-1-amine hydrochlorideC₅H₁₀ClF₂N157.59
2089671-91-8(1S)-1-(Oxetan-3-yl)ethanamineC₅H₁₁NO101.15
2089671-93-0(s)-5-(Aminomethyl)-1-methylpyrrolidin-2-oneC₆H₁₂N₂O128.18
2089690-83-3Ethyl 4-amino-2-methyloxane-2-carboxylate hydrochlorideC₉H₁₈ClNO₃223.70
2089691-66-53-[3-(Propan-2-yl)-1H-pyrazol-5-yl]piperidineC₁₁H₁₉N₃193.29
20897-85-2Thiophene-2-carboxylateC₅H₃O₂S-127.14
20897-91-015-Epiprostaglandin E1C₂₀H₃₄O₅354.49
2089704-37-8tert-Butyl 7-oxa-2-azaspiro(3.5)nonane-1-carboxylateC₁₂H₂₁NO₃227.30
2089724-63-87-Bromo-1-chloroisoquinoline-4-carboxylic acidC₁₀H₅BrClNO₂286.51
2089731-83-74-(3-(Trifluoromethyl)-3H-diazirin-3-yl)benzene-1-sulfonyl chlorideC₈H₄ClF₃N₂O₂S284.65
2089769-97-92,4-Dichloro-5-methyl-7H-pyrrolo(2,3-d)pyrimidine-6-carboxylic acidC₈H₅Cl₂N₃O₂246.05
20898-44-6N-[(1,1-Dimethylethoxy)carbonyl]-1-(phenylmethyl)-L-histidineC₁₈H₂₃N₃O₄345.40
20898-86-62-(Chloromethyl)-5-nitrothiopheneC₅H₄ClNO₂S177.61
2089809-43-6Methyl 4-bromo-3-(bromomethyl)-1-benzothiophene-2-carboxylateC₁₁H₈Br₂O₂S364.06
2089812-21-34-(6-Bromopyridin-3-yl)-2,6-dichloropyrimidineC₉H₄BrCl₂N₃304.96
208986-26-9Nm-404C₂₉H₅₃INO₄P637.62
208987-48-8(1-Butyl-1H-indol-3-yl)-1-naphthalenylmethanoneC₂₃H₂₁NO327.43
2089877-20-14-(2-Bromopyridin-3-yl)-2,6-dichloropyrimidineC₉H₄BrCl₂N₃304.96
208989-30-44-[2-(Trifluoromethyl)phenyl]piperidin-4-ol hydrochlorideC₁₂H₁₅ClF₃NO281.70
208989-34-84-(2-(Trifluoromethyl)phenyl)-1,2,3,6-tetrahydropyridine hydrochlorideC₁₂H₁₃ClF₃N263.69
2089912-09-2Methyl 6-fluoro-4-hydroxy-1H-indole-2-carboxylateC₁₀H₈FNO₃209.18
2089915-09-14-(Methoxycarbonyl)-1H-indole-6-carboxylic acidC₁₁H₉NO₄219.20
208992-74-9Fiduxosin hydrochlorideC₃₀H₃₀ClN₅O₄S592.12
208993-54-8FiduxosinC₃₀H₂₉N₅O₄S555.66
208994-28-9rac-(2R,6S)-8-Oxa-4-azatricyclo(7.4.0.0,2,6)trideca-1(13),9,11-trieneC₁₁H₁₃NO175.23
2089972-52-9Ethyl 2,6-dichloro-9H-purine-8-carboxylateC₈H₆Cl₂N₄O₂261.07
2089977-00-24-(2-Bromopyridin-4-yl)-2,6-dichloropyrimidineC₉H₄BrCl₂N₃304.96
208998-53-26-Methoxy-2-(4-methylphenyl)chromen-4-oneC₁₇H₁₄O₃266.30
2089992-77-6Ethyl 5H,6H,7H,8H-imidazo[1,2-a]pyrimidine-3-carboxylateC₉H₁₃N₃O₂195.22
209-11-02H-Naphtho(1,8-bc)thiopheneC₁₁H₈S172.25
2090-05-3Calcium benzoateC₁₄H₁₀CaO₄282.31
2090-08-6Barium di(toluene-4-sulphonate)C₁₄H₁₄BaO₆S₂479.72
2090-18-8N,N'-DimethylmalonamideC₅H₁₀N₂O₂130.15
2090-64-4Magnesium bicarbonateC₂H₂MgO₆146.34
2090-82-6Phenolphthalein diphosphateC₂₀H₁₆O₁₀P₂478.29
2090-89-3ButethamineC₁₃H₂₀N₂O₂236.31
2090008-28-7tert-Butyl 5-(chlorosulfonyl)-1,2,3,4-tetrahydroquinoline-1-carboxylateC₁₄H₁₈ClNO₄S331.82
2090020-02-11-Ethyl-3-hydroxycyclobutane-1-carbonitrileC₇H₁₁NO125.17
2090021-91-1Methyl 1-hydroxypyrrolo[1,2-a]pyrazine-6-carboxylateC₉H₈N₂O₃192.17
209003-46-34-Bromoquinoline-2-carboxylic acidC₁₀H₆BrNO₂252.07
2090030-99-06-Oxospiro[3.3]heptane-2-carbonitrileC₈H₉NO135.17
2090033-32-0tert-Butyl 2-formyl-5,5-dimethylpiperidine-1-carboxylateC₁₃H₂₃NO₃241.33
2090038-37-0Methyl 2-(chlorosulfonyl)bicyclo[2.2.1]heptane-1-carboxylateC₉H₁₃ClO₄S252.72
2090046-28-74-Bromo-5-methyl-1,3-thiazole-2-carbonitrileC₅H₃BrN₂S203.06
2090072-28-7Methyl 5-(chlorosulfonyl)-2-methylthiophene-3-carboxylateC₇H₇ClO₄S₂254.72
2090072-82-3Methyl 3-bromopyrazolo[1,5-b]pyridazine-2-carboxylateC₈H₆BrN₃O₂256.06
2090075-70-8[2-(1H-Pyrazol-1-yl)-1,3-thiazol-5-yl]methanamine hydrochlorideC₇H₉ClN₄S216.70
2090085-25-76-(4-{[(9H-Fluoren-9-yl)methoxy]carbonyl}piperazin-1-yl)pyridine-3-carboxylic acidC₂₅H₂₃N₃O₄429.48

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