Pyridine Intermediates
Pyridine and its substituted derivatives are among the most common heterocyclic motifs in active pharmaceutical ingredients. This family covers halogenated, amino-, hydroxy- and alkyl-substituted pyridines used in medicinal chemistry and agrochemical development.
CAS 4093-88-3
n-Methyl-3-nitropyridin-2-amine
n-甲基-3-硝基吡啶-2-胺
C6H7N3O2
CAS 915941-95-6
N-(4-((3-Chloro-4-(pyridin-2-ylmethoxy)phenyl)amino)-3-…
N-(4-((3-氯-4-(吡啶-2-基甲氧基)苯基)氨基)-3-氰基-7-乙氧基喹啉-6-基)乙酰胺
CAS 71701-96-7
5-Chloro-2-fluoro-3-(trifluoromethyl)pyridine
5-氯-2-氟-3-(三氟甲基)吡啶
C6H2ClF4N
CAS 494772-02-0
5-Bromo-2-(cyclopropylmethoxy)pyridine
5-溴-2-(环丙基甲氧基)吡啶
C9H10BrNO
CAS 1394899-03-6
tert-butyl N-(2-chloro-5-fluoropyridin-3-yl)carbamate
叔-正丁基-(2-氯-5-氟吡啶-3-基)氨基甲酸酯
C10H12ClFN2O2
CAS 1429755-58-7
1-(4-((4-([1,2,4]Triazolo[1,5-a]pyridin-7-yloxy)-3-meth…
1-(4-((4-([1,2,4]三唑并[1,5-a]吡啶-7-酰氧基)-3-甲基苯基)氨基)喹唑啉-6-基)-3-(1-羟基-2-甲基丙烷-2-基)硫脲
C26H34N8O2S
CAS 2402-92-8
2,3,6-Tribromopyridine
2,3,6-三溴吡啶
C5H2Br3N
CAS 685513-98-8
4-Chloro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridin…
4-氯-1-(三异丙基甲硅烷基)-1H-吡咯[2,3-b]吡啶-5-醇
C16H25ClN2OSi
CAS 1375541-21-1
(S)-2'-Oxo-1',2',5,7-tetrahydrospiro[cyclopenta[b]pyrid…
阿托吉泮杂质1
C15H11N3O3
CAS 57212-58-5
Potassium (2S,3S)-2-({(Z)-[5-(hydroxymethyl)-2-methyl-3…
钾(2S,3S)-2-({(Z)-[5-(羟甲基)-2-甲基-3-氧代吡啶-4(3H)-亚基]甲基}氨基)-3-戊酸甲酯
CAS 6456-44-6
3-Carbamoyl-1-methylpyridinium iodide
3-氨基甲酰基-1-甲基吡啶碘化物
C7H9IN2O
CAS 959162-99-3
(6-Chloro-4-(ethylamino)pyridin-3-yl)methanol
(6-氯-4-(乙氨基)吡啶-3-基)甲醇
C8H11ClN2O
CAS 118026-14-5
Imidazo[1,2-a]pyridine-3-acetamide,a-hydroxy-N,N,6-trim…
咪唑啉[1,2-a]吡啶-3-乙酰胺,a-羟基-N,N,6-三甲基-2-(4-甲基苯基)-
C19H23N3O2
CAS 676491-47-7
2-(4-methoxy-7-(3-methyl-1H-1,2,4-triazol-1-yl)-1H-pyrr…
2-(4-甲氧基-7-(3-甲基-1H-1,2,4-三唑-1-基)-1H-吡咯[2,3-c]吡啶-3-基)-2-氧乙酸
C13H11N5O4
CAS 1420478-90-5
(S)-4-(8-Amino-3-pyrrolidin-2-yl-imidazo[1,5-a]pyrazin-…
阿西替尼杂质N1
C22H21N7O
CAS 1262985-23-8
N-(3-(5-(4-chlorophenyl)-1-(2,6-dichlorobenzoyl)-1H-pyr…
N-(3-(5-(4-氯苯基)-1-(2,6-二氯苯甲酰)-1H-吡咯[2,3-b]吡啶-3-羰)-2,4-二氟苯基)丙烷-1-磺胺类
C30H20Cl3F2N3O4S
CAS 343781-45-3
4-Bromo-3,5-dichloropyridine
4-溴-3,5-二氯吡啶
C5H2BrCl2N
CAS 937263-44-0
[1,2,4]Triazolo[1,5-a]pyridine, 7-(2-methyl-4-nitrophen…
[1,2,4]三唑并[1,5-a]吡啶,7-(2-甲基-4-硝基苯氧基)-
C13H10N4O3
CAS 5421-92-1
1-(4-Pyridyl)pyridinium chloride hydrochloride
1-(4-吡啶基)吡啶氯盐酸盐
C10H10Cl2N2
CAS 669716-58-9
2-[2-(4-Bromophenoxy)ethyl]-5-ethylpyridine
2-[2-(4-溴苯氧基)乙基]-5-乙基吡啶
C15H16BrNO
CAS 1642844-33-4
6-Bromo-5-(trifluoromethyl)pyridin-3-amine
6-溴-5-(三氟甲基)吡啶-3-胺
C6H4BrF3N2
CAS 2136287-59-5
Methyl 3-(benzyloxy)-1-((tert-butoxycarbonyl)amino)-4-o…
3-(苄氧基)-1-((叔丁氧基羰基)氨基)-4-氧代-1,4-二氢吡啶-2-羧酸甲酯
C19H22N2O6
CAS 1312941-98-2
(3-Amino-2,6-difluorophenyl)(5-bromo-1H-pyrrolo[2,3-b]p…
(3-氨基-2,6-二氟苯基)(5-溴-1H-吡咯[2,3-b]吡啶-3-基)甲酮
C14H8BrF2N3O
CAS 1357476-67-5
4-Bromo-2-(1,1,1-trifluoro-2-methylpropan-2-YL)pyridine
4-溴-2-(1,1,1-三氟-2-甲基丙烷-2-基)吡啶
C9H9BrF3N
CAS 1229006-21-6
5-[[[(2,4-Difluorophenyl)methyl]amino]carbonyl]-1-(2,2-…
5-[[[(2,4-二氟苯基)甲基]氨基]羰]-1-(2,2-二甲氧基乙基)-1,4-二氢-4-氧-3-(苯甲氧基)-2-吡啶甲酸甲酯
C26H26F2N2O7
CAS 879132-47-5
3,3-Dibromo-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyr…
3,3-二溴-1-((2-(三甲基甲硅烷基)乙氧基)甲基)-1H-吡咯[2,3-b]吡啶-2(3H)-酮
C13H18Br2N2O2Si
CAS 676491-46-6
4-methoxy-7-(3-methyl-1H-1,2,4-triazol-1-yl)-1H-pyrrolo…
4-甲氧基-7-(3-甲基-1H-1,2,4-三唑-1-基)-1H-吡咯[2,3-c]吡啶
C11H11N5O
CAS 1239515-40-2
2-methylpropyl N-[2,3,5-trifluoro-4-(4-oxo-2,3-dihydrop…
2-甲基丙基-[2,3,5-三氟-4-(4-氧-2,3-二氢吡啶-1-基)苯基]氨基甲酸酯
C16H17F3N2O3
CAS 183208-32-4
3,3,5-Tribromo-1H-pyrrolo[2,3-b]pyridin-2(3H)-one
3,3,5-三溴-1H-吡咯[2,3-b]吡啶-2(3H)-酮
C7H3Br3N2O
CAS 1401031-38-6
2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetonitrile
2-(9-(吡啶-2-基)-6-氧杂[4.5]癸-9-基)乙腈
CAS 651744-48-8
4-Chloro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine
4-氯-1-[三(甲基乙基)硅酯]-1H-吡咯并[2,3-B]吡啶
C16H25ClN2Si
CAS 2980-33-8
2-Hydroxy-3,5-dinitropyridine
2-羟基-3,5-二硝基吡啶
C5H3N3O5
CAS 917918-81-1
(E)-2-(5-bromo-2-methoxy-3-nitropyridin-4-yl)-N,N-dimet…
(E)-2-(5-溴-2-甲氧基-3-硝基吡啶-4-基)-N,N-二甲基乙烯胺
C10H12BrN3O3
CAS 4664-00-0
Pyridine-2,3-dicarboxamide
2，3-吡啶二酰亚胺
C7H7N3O2
CAS 1396893-44-9
1,1,1-Trifluoro-2-(4-methylpyridin-2-yl)propan-2-yl met…
1,1,1-三氟-2-(4-甲基吡啶-2-基)丙-2-甲磺酸酯
C10H12F3NO3S
CAS 1396893-45-0
Ethyl 2-methyl-2-(4-methylpyridin-2-yl)propanoate
乙基2-甲基-2-(4-甲基吡啶-2-基)丙酸酯
C12H17NO2
CAS 74420-06-7
1H-pyrrolo[2,3-b]pyridine, 4-nitro-, 7-oxide
1H-吡咯[2,3-b]吡啶,4-硝基-,7-氧化物
C7H5N3O3
CAS 183208-34-6
5-bromo-1H-pyrrolo[2,3-b]pyridin-2(3H)-one
5-溴-7-氮杂氧化吲哚
C7H5BrN2O
CAS 58610-61-0
Ethyl 5-cyano-4-methyl-6-oxo-1,6-dihydropyridine-2-carb…
乙基5-氰基-4-甲基-6-氧-1,6-二氢吡啶-2-羧酸盐
CAS 69212-31-3
3-nitro-2-(phenylmethylsulfanyl)pyridine
2-苄硫基-3-硝基吡啶
C12H12N2O2S
CAS 744209-63-0
4-Chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-B]pyridine
4-氯-1-苯磺酰基-1H-吡咯并[2,3-B]吡啶
C13H9ClN2O2S
CAS 879132-46-4
1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]p…
1-((2-(三甲基甲硅烷基)乙氧基)甲基)-1H-吡咯并[2,3-B]吡啶
C13H20N2OSi
CAS 1262132-96-6
Tert-butyl 7-(benzyloxy)-[1,2,4]triazolo[1,5-a]pyridine…
叔-butyl7-(苄氧基)-[1,2,4]三唑并[1,5-a]吡啶-8-羧酸盐
C18H19N3O3
CAS 885126-35-2
n-Methyl-2-[[3-[(1e)-2-(2-pyridinyl)ethenyl]-1-(tetrahy…
阿西替尼杂质11
C27H26N4O2S
CAS 1034667-22-5
5-fluoro-1H-pyrazolo[3,4-b]pyridin-3-amine
3-氨基-5-氟-1H-吡唑[3,4-B]吡啶
C6H5FN4
CAS 1357476-69-7
4-Methyl-5-(2-(1,1,1-trifluoro-2-methylpropan-2-yl)pyri…
4-甲基-5-(2-(1,1,1-三氟-2-甲基丙烷-2-基)吡啶-4-基)噻唑-2-胺
C13H14F3N3S
CAS 1269662-79-4
Diethyl (2-((4-((3-chloro-4-(pyridin-2-ylmethoxy)phenyl…
二乙基(2-((4-((3-氯-4-(吡啶-2-基甲氧基)苯基)氨基)-3-氰基-7-乙氧基喹啉-6-基)氨基)-2-氧乙基)膦酸盐
CAS 1391712-50-7
4-(3-(2,5-Dichloro-4,6-dimethylpyridin-3-yl)-1,2,4-oxad…
奥匹卡朋杂质N1
C16H12Cl2N4O5
CAS 1694-64-0
2-Bromo-n-[4-bromo-2-(pyridin-2-ylcarbonyl)phenyl]aceta…
溴西泮EP杂质E
C14H10Br2N2O2
CAS 13737-04-7
trimethyl(pyridin-2-yl)silane
2-三甲基硅基吡啶
C8H13NSi
CAS 88965-00-8
6-Methyl-2-p-tolyl-imidazo[1,2-a]pyridine
6-甲基-2-(4-甲基苯基)咪唑[1,2-a]吡啶
C15H14N2
CAS 641569-97-3
Ethyl 4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino…
4-甲基-3-[[4-(3-吡啶基)-2-嘧啶基]氨基]苯甲酸乙酯
C19H18N4O2
CAS 41526-21-0
N-[2-(4-bromopyridine-2-carbonyl)phenyl]-2-chloroacetamide
溴西泮EP杂质B
C14H10BrClN2O2
CAS 701214-00-8
Methyl 2-(4-methoxy-7-(3-methyl-1H-1,2,4-triazol-1-yl)-…
甲基2-(4-甲氧基-7-(3-甲基-1H-1,2,4-三唑-1-基)-1H-吡咯[2,3-c]吡啶-3-基)-2-氧乙酸
C14H13N5O4
CAS 1340593-77-2
2-(2,4-difluorophenyl)-1,1-difluoro-3-(tetrazol-1-yl)-1…
2-(2,4-二氟苯基)-1,1-二氟-3-(四唑-1-基)-1-[5-[4-(2,2,2-三氟乙氧基)苯基]吡啶-2-基]丙-2-醇
C23H16F7N5O2
CAS 88150-46-3
3-O-ethyl 5-O-methyl 2-(2-azidoethoxymethyl)-4-(2-chlor…
3-O-乙基5-O-甲基2-(2-叠氮乙基甲基)-4-(2-氯苯基)-6-甲基-1,4-二氢吡啶-3,5-二甲酸二丙酯
C20H23ClN4O5
CAS 100-26-5
pyridine-2,5-dicarboxylic acid
烟酸EP杂质D
C7H5NO4
CAS 100-54-9
pyridine-3-carbonitrile
3-氰基吡啶
CAS 100-55-0
pyridin-3-ylmethanol
3-吡啶甲醇
C6H7NO
CAS 100-69-6
2-ethenylpyridine
盐酸倍他司汀EP杂质A
C7H7N
CAS 100-71-0
2-ethylpyridine
2-乙基吡啶
C7H9N
CAS 1000522-43-9
2-(5-chloropyridin-2-yl)acetic acid
5-氯吡啶-2-乙酸
C7H6ClNO2
CAS 100114-58-7
(4-aminopyridin-2-yl)methanol
2-(羟甲基)-4-氨基吡啶
C6H8N2O
CAS 1001756-21-3
4-amino-6-chloropyridine-3-carbaldehyde
4-氨基-6-氯-3-吡啶甲醛
C6H5ClN2O
CAS 1003-73-2
3-methyl-1-oxidopyridin-1-ium
3-甲基吡啶-N-氧化物
C6H7NO
CAS 100367-39-3
4-bromo-2-methoxypyridine
4-溴-2-甲氧基吡啶
C6H6BrNO
CAS 1003711-43-0
6-bromo-5-methylpyridin-3-ol
2-溴-3-甲基-5-羟基吡啶
C6H6BrNO
CAS 1004294-58-9
6-bromo-5-chloropyridin-2-amine
6-溴-5-氯-2-吡啶胺
C5H4BrClN2
CAS 1008-88-4
3-phenylpyridine
3-苯基吡啶
C11H9N
CAS 100910-66-5
5-methylpyridine-3-carbaldehyde
5-甲基吡啶-3-甲醛
C7H7NO
CAS 101066-61-9
2-chloropyridine-4-carbaldehyde
2-氯吡啶-4-甲醛
C6H4ClNO
CAS 10167-97-2
5-methoxypyridin-2-amine
2-氨基-5-甲氧基吡啶
C6H8N2O
CAS 10177-29-4
4-chloropyridine-3-carboxylic acid
4-氯烟酸
C6H4ClNO2
CAS 101990-73-2
2-chloro-4-(chloromethyl)pyridine
2-氯-4-(氯甲基)吡啶
C6H5Cl2N
CAS 10201-73-7
4-methoxypyridin-2-amine
2-氨基-4-甲氧基吡啶
C6H8N2O
CAS 1025744-38-0
tributyl-(6-fluoropyridin-2-yl)stannane
三丁基-(6-氟吡啶-2-基)锡烷
CAS 10261-94-6
3-nitropyridine-2-carbaldehyde
3-硝基吡啶-2-甲醛
C6H4N2O3
CAS 102625-70-7
6-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl)methy…
泮托拉唑(游离)
C16H15F2N3O4S
CAS 102830-75-1
3-bromo-5-chloro-2-methoxypyridine
3-溴-5-氯-2-甲氧基吡啶
C6H5BrClNO
CAS 103-74-2
2-pyridin-2-ylethanol
倍他司汀EP杂质B
C7H9NO
CAS 103577-40-8
2-[[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]meth…
兰索拉唑EP杂质C/USP杂质B
C16H14F3N3OS
CAS 103577-45-3
2-[[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]meth…
兰索拉唑
C16H14F3N3O2S
CAS 10386-27-3
2-bromopyridine-4-carbonitrile
2-溴-4-氰基吡啶
CAS 104-90-5
5-ethyl-2-methylpyridine
烟酸EP杂质C
C8H11N
CAS 104612-36-4
5-bromo-2-oxo-1H-pyridine-3-carboxylic acid
5-溴-2-氧-1H-吡啶-3-羧酸
C6H4BrNO3
CAS 104830-06-0
3-iodopyridin-2-amine
2-氨基-3-碘吡啶
C5H5IN2
CAS 105170-27-2
2-bromo-5-methoxypyridine
2-溴-5-甲氧基吡啶
C6H6BrNO
CAS 1052708-46-9
3-amino-6-bromopyridine-2-carboxylic acid
3-氨基-6-溴吡啶-2-羧酸
C6H5BrN2O2
CAS 1052714-46-1
6-bromo-5-fluoropyridine-2-carboxylic acid
6-溴-5-氟-2-吡啶甲酸
C6H3BrFNO2
CAS 105355-27-9
5-[[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]methyl]-1,3…
5-[[4-[2-(5-乙基吡啶-2-基)乙氧基]苯基]甲基]-1,3-噻唑烷-2,4-二酮
C19H20N2O3S
CAS 105462-24-6
(1-hydroxy-1-phosphono-2-pyridin-3-ylethyl)phosphonic acid
(1-羟基-1-膦酸-2-吡啶-3-乙醚)膦酸
C7H11NO7P2
CAS 105752-11-2
4-iodopyridin-3-amine
3-氨基-4-碘吡啶
C5H5IN2
CAS 10592-27-5
2,3-dihydro-1H-pyrrolo[2,3-b]pyridine
7-氮杂吲哚啉
C7H8N2
CAS 1060811-62-2
4,6-dichloropyridine-3-carbaldehyde
4,6-二氯吡啶-3-甲醛
C6H3Cl2NO
CAS 1060812-84-1
5-bromopyrazolo[1,5-a]pyridine
5-溴吡唑并[1,5-A]吡啶
C7H5BrN2
CAS 106877-33-2
6-(trifluoromethyl)pyridin-3-amine
5-氨基-2-三氟甲基吡啶
C6H5F3N2
CAS 1072-97-5
5-bromopyridin-2-amine
帕布昔利布杂质2
C5H5BrN2
CAS 1072-98-6
5-chloropyridin-2-amine
5-氯吡啶-2-胺
C5H5ClN2
CAS 1072448-08-8
methyl 3-amino-5-bromopyridine-2-carboxylate
甲基3-氨基-5-溴吡啶-2-羧酸盐
C7H7BrN2O2
CAS 107504-08-5
5-fluoropyridine-2-carboxylic acid
5-氟-2-吡啶羧酸
C6H4FNO2
CAS 1079179-12-6
2-chloro-3-fluoro-5-nitropyridine
2-氯-3-氟-5-硝基吡啶
C5H2ClFN2O2
CAS 108-48-5
2,6-dimethylpyridine
美罗培南杂质4
C7H9N
CAS 108-89-4
4-methylpyridine
4-甲基吡啶
C6H7N
CAS 108-96-3
1H-pyridin-4-one
1H-吡啶-4-酮
C5H5NO
CAS 108-99-6
3-methylpyridine
3-甲基吡啶
C6H7N
CAS 108338-20-1
2-(trifluoromethyl)pyridine-4-carbaldehyde
2-三氟甲基吡啶-4-甲醛
C7H4F3NO
CAS 109-00-2
pyridin-3-ol
沃诺拉赞杂质129
C5H5NO
CAS 109-06-8
2-methylpyridine
倍他司汀杂质12
C6H7N
CAS 109-09-1
2-chloropyridine
2-氯吡啶
C5H4ClN
CAS 109345-94-0
5-methoxypyridin-3-ol
5-甲氧基吡啶-3-醇
C6H7NO2
CAS 1094-61-7
[(2R,3S,4R,5R)-5-(3-carbamoylpyridin-1-ium-1-yl)-3,4-di…
烟碱杂质9
C11H15N2O8P
CAS 110-86-1
pyridine
吡啶
C5H5N
CAS 1120-90-7
3-iodopyridine
3-碘吡啶
C5H4IN
CAS 1121-25-1
2-methylpyridin-3-ol
3-羟基-2-甲基吡啶
C6H7NO
CAS 1121-58-0
N-methylpyridin-4-amine
4-甲氨基吡啶
C6H8N2
CAS 1121-60-4
pyridine-2-carbaldehyde
匹可硫酸钠杂质11
C6H5NO
CAS 1121-78-4
6-methylpyridin-3-ol
5-羟基-2-甲基吡啶
C6H7NO
CAS 112110-07-3
5-(trifluoromethyl)pyridin-3-amine
5-三氟甲基-3-氨基吡啶
C6H5F3N2
CAS 1122-54-9
1-pyridin-4-ylethanone
4-乙酰吡啶
C7H7NO
CAS 1122-58-3
N,N-dimethylpyridin-4-amine
伐昔洛韦EP杂质G
C7H10N2
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