Pyridines and derivatives

Aromatic organic compounds consist of an aromatic six-membered ring containing one nitrogen atom and five carbon atoms; includes compounds derived from pyridines.

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451 – 465 of 142,914 results

451

2-Chloro-3-pyridinol, 98%, Thermo Scientific™

CAS: 6636-78-8 Molecular Formula: C5H4ClNO Molecular Weight (g/mol): 129.54 MDL Number: MFCD00006235 InChI Key: RSOPTYAZDFSMTN-UHFFFAOYSA-N Synonym: 2-chloro-3-hydroxypyridine,2-chloro-3-pyridinol,3-pyridinol, 2-chloro,unii-vy212q0s3j,2-chloro-3-hydroxy pyridine,2-chloro-3-hydroxypyridine 2-chloro-3-pyridinol,2-chlorpyridin-3-ol,pubchem2577,2-chloro-pyridin-3-ol,2-chloro-pyridine-3-ol PubChem CID: 81136 IUPAC Name: 2-chloropyridin-3-ol SMILES: OC1=CC=CN=C1Cl

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Specifications

PubChem CID	81136
CAS	6636-78-8
Molecular Weight (g/mol)	129.54
MDL Number	MFCD00006235
SMILES	OC1=CC=CN=C1Cl
Synonym	2-chloro-3-hydroxypyridine,2-chloro-3-pyridinol,3-pyridinol, 2-chloro,unii-vy212q0s3j,2-chloro-3-hydroxy pyridine,2-chloro-3-hydroxypyridine 2-chloro-3-pyridinol,2-chlorpyridin-3-ol,pubchem2577,2-chloro-pyridin-3-ol,2-chloro-pyridine-3-ol
IUPAC Name	2-chloropyridin-3-ol
InChI Key	RSOPTYAZDFSMTN-UHFFFAOYSA-N
Molecular Formula	C5H4ClNO

452

2-Bromo-5-chloropyridine, 98%

CAS: 40473-01-6 Molecular Formula: C₅H₃BrClN Molecular Weight (g/mol): 192.44 MDL Number: MFCD00234006 InChI Key: BZUUVQCSPHPUQA-UHFFFAOYSA-N Synonym: 5-chloro-2-bromopyridine,2-bromo-5-chloro-pyridine,2-brom-5-chlorpyridin,pyridine, 2-bromo-5-chloro,pubchem1169,acmc-209jeb,2-bromo-5-chloro pyridine,ksc238i0d,tpc-py102,2-bromanyl-5-chloranyl-pyridine PubChem CID: 817098 IUPAC Name: 2-bromo-5-chloropyridine SMILES: C1=CC(=NC=C1Cl)Br

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PubChem CID	817098
CAS	40473-01-6
Molecular Weight (g/mol)	192.44
MDL Number	MFCD00234006
SMILES	C1=CC(=NC=C1Cl)Br
Synonym	5-chloro-2-bromopyridine,2-bromo-5-chloro-pyridine,2-brom-5-chlorpyridin,pyridine, 2-bromo-5-chloro,pubchem1169,acmc-209jeb,2-bromo-5-chloro pyridine,ksc238i0d,tpc-py102,2-bromanyl-5-chloranyl-pyridine
IUPAC Name	2-bromo-5-chloropyridine
InChI Key	BZUUVQCSPHPUQA-UHFFFAOYSA-N
Molecular Formula	C₅H₃BrClN

453

3,4-Diaminopyridine, 98%

CAS: 54-96-6 Molecular Formula: C₅H₇N₃ Molecular Weight (g/mol): 109.13 MDL Number: MFCD00006401 InChI Key: OYTKINVCDFNREN-UHFFFAOYSA-N Synonym: 3,4-diaminopyridine,amifampridine,3,4-pyridinediamine,firdapse,diamino-3,4 pyridine,4,5-diaminopyridine,3,4-dap,amifampridin,zenas,pyridine, 3,4-diamino PubChem CID: 5918 IUPAC Name: pyridine-3,4-diamine SMILES: C1=CN=CC(=C1N)N

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Specifications

PubChem CID	5918
CAS	54-96-6
Molecular Weight (g/mol)	109.13
MDL Number	MFCD00006401
SMILES	C1=CN=CC(=C1N)N
Synonym	3,4-diaminopyridine,amifampridine,3,4-pyridinediamine,firdapse,diamino-3,4 pyridine,4,5-diaminopyridine,3,4-dap,amifampridin,zenas,pyridine, 3,4-diamino
IUPAC Name	pyridine-3,4-diamine
InChI Key	OYTKINVCDFNREN-UHFFFAOYSA-N
Molecular Formula	C₅H₇N₃

454

5-Aminopyridine-2-carboxylic acid, 98%, Thermo Scientific™

CAS: 24242-20-4 Molecular Formula: C₆H₆N₂O₂ Molecular Weight (g/mol): 138.13 InChI Key: WDJARUKOMOGTHA-UHFFFAOYSA-N Synonym: 5-amino-2-pyridinecarboxylic acid,5-aminopicolinic acid,5-amino-2-picolinic acid,2-pyridinecarboxylic acid, 5-amino,5-amino-pyridine-2-carboxylic acid,5-amino-2-pyridinecarboxylicacid,pubchem15896,5-amino-2-carboxypyridine,acmc-209ga3,ksc201o9n PubChem CID: 4179726 IUPAC Name: 5-aminopyridine-2-carboxylic acid SMILES: C1=CC(=NC=C1N)C(=O)O

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Specifications

PubChem CID	4179726
CAS	24242-20-4
Molecular Weight (g/mol)	138.13
SMILES	C1=CC(=NC=C1N)C(=O)O
Synonym	5-amino-2-pyridinecarboxylic acid,5-aminopicolinic acid,5-amino-2-picolinic acid,2-pyridinecarboxylic acid, 5-amino,5-amino-pyridine-2-carboxylic acid,5-amino-2-pyridinecarboxylicacid,pubchem15896,5-amino-2-carboxypyridine,acmc-209ga3,ksc201o9n
IUPAC Name	5-aminopyridine-2-carboxylic acid
InChI Key	WDJARUKOMOGTHA-UHFFFAOYSA-N
Molecular Formula	C₆H₆N₂O₂

455

Methyl 6-methylnicotinate, 97%

CAS: 5470-70-2 Molecular Formula: C₈H₉NO₂ Molecular Weight (g/mol): 151.16 MDL Number: MFCD00006340 InChI Key: VYPPZXZHYDSBSJ-UHFFFAOYSA-N Synonym: methyl 6-methylnicotinate,methyl-6-methylnicotinate,6-methylnicotinic acid methyl ester,etoricoxib impurity e,unii-ya0k0cm5pk,methyl 6-methyl nicotinate,6-methyl-nicotinic acid methyl ester,6-methyl nicotinic acid methyl ester,ya0k0cm5pk,3-methoxycarbonyl-6-methylpyridine PubChem CID: 231548 IUPAC Name: methyl 6-methylpyridine-3-carboxylate SMILES: CC1=NC=C(C=C1)C(=O)OC

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Specifications

PubChem CID	231548
CAS	5470-70-2
Molecular Weight (g/mol)	151.16
MDL Number	MFCD00006340
SMILES	CC1=NC=C(C=C1)C(=O)OC
Synonym	methyl 6-methylnicotinate,methyl-6-methylnicotinate,6-methylnicotinic acid methyl ester,etoricoxib impurity e,unii-ya0k0cm5pk,methyl 6-methyl nicotinate,6-methyl-nicotinic acid methyl ester,6-methyl nicotinic acid methyl ester,ya0k0cm5pk,3-methoxycarbonyl-6-methylpyridine
IUPAC Name	methyl 6-methylpyridine-3-carboxylate
InChI Key	VYPPZXZHYDSBSJ-UHFFFAOYSA-N
Molecular Formula	C₈H₉NO₂

456

2-Amino-5-fluoro-4-methylpyridine, 95%

CAS: 301222-66-2 Molecular Formula: C6H7FN2 Molecular Weight (g/mol): 126.134 MDL Number: MFCD06659479 InChI Key: RKMOPXJNMQWPLH-UHFFFAOYSA-N Synonym: 2-amino-5-fluoro-4-picoline,2-amino-5-fluoro-4-methylpyridine,5-fluoro-4-methyl-2-pyridinamine,2-amino-4-methyl-5-fluoropyridine,pubchem1256,5-fluoro-4-methyl-pyridin-2-amine,2-pyridinamine,5-fluoro-4-methyl,2-amino-4-methyl-5-fluoro pyridine,e 5-fluoro-4-methyl-2-pyridinamine,2-pyridinamine, 5-fluoro-4-methyl-9ci PubChem CID: 22063670 IUPAC Name: 5-fluoro-4-methylpyridin-2-amine SMILES: CC1=CC(=NC=C1F)N

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Specifications

PubChem CID	22063670
CAS	301222-66-2
Molecular Weight (g/mol)	126.134
MDL Number	MFCD06659479
SMILES	CC1=CC(=NC=C1F)N
Synonym	2-amino-5-fluoro-4-picoline,2-amino-5-fluoro-4-methylpyridine,5-fluoro-4-methyl-2-pyridinamine,2-amino-4-methyl-5-fluoropyridine,pubchem1256,5-fluoro-4-methyl-pyridin-2-amine,2-pyridinamine,5-fluoro-4-methyl,2-amino-4-methyl-5-fluoro pyridine,e 5-fluoro-4-methyl-2-pyridinamine,2-pyridinamine, 5-fluoro-4-methyl-9ci
IUPAC Name	5-fluoro-4-methylpyridin-2-amine
InChI Key	RKMOPXJNMQWPLH-UHFFFAOYSA-N
Molecular Formula	C6H7FN2

457

4-Amino-3-nitropyridine, 96%

CAS: 1681-37-4 Molecular Formula: C5H5N3O2 Molecular Weight (g/mol): 139.114 MDL Number: MFCD00160304 InChI Key: IUPPEELMBOPLDJ-UHFFFAOYSA-N Synonym: 4-amino-3-nitropyridine,4-pyridinamine, 3-nitro,3-nitro-4-pyridinamine,3-nitro-4-aminopyridine,3-nitro-pyridin-4-ylamine,3-nitro-4-pyridylamine,pubchem1277,acmc-209dxo,3-nitro-4-amino pyridine,3-nitro-4-pyridinamine # PubChem CID: 548803 IUPAC Name: 3-nitropyridin-4-amine SMILES: C1=CN=CC(=C1N)[N+](=O)[O-]

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Specifications

PubChem CID	548803
CAS	1681-37-4
Molecular Weight (g/mol)	139.114
MDL Number	MFCD00160304
SMILES	C1=CN=CC(=C1N)[N+](=O)[O-]
Synonym	4-amino-3-nitropyridine,4-pyridinamine, 3-nitro,3-nitro-4-pyridinamine,3-nitro-4-aminopyridine,3-nitro-pyridin-4-ylamine,3-nitro-4-pyridylamine,pubchem1277,acmc-209dxo,3-nitro-4-amino pyridine,3-nitro-4-pyridinamine #
IUPAC Name	3-nitropyridin-4-amine
InChI Key	IUPPEELMBOPLDJ-UHFFFAOYSA-N
Molecular Formula	C5H5N3O2

458

Nicotine Impurity Standard, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

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459

N-(6-Methyl-2-pyridyl)thiourea, 97%

CAS: 49600-34-2 Molecular Formula: C7H9N3S Molecular Weight (g/mol): 167.23 MDL Number: MFCD00462739 InChI Key: LEWSYNYKTYXRHP-UHFFFAOYSA-N Synonym: 6-methyl-pyridin-2-yl-thiourea,6-methylpyridin-2-yl thiourea,n-6-methylpyridin-2-yl thiourea,1-6-methylpyridin-2-yl thiourea,thiourea, 6-methyl-2-pyridyl,n-6-methyl-2-pyridyl thiourea,n-6-methyl-2-pyridinyl thiourea #,thiourea, n-6-methyl-2-pyridinyl,thiourea,n-6-methyl-2-pyridinyl PubChem CID: 685983 IUPAC Name: (6-methylpyridin-2-yl)thiourea SMILES: CC1=CC=CC(NC(N)=S)=N1

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Specifications

PubChem CID	685983
CAS	49600-34-2
Molecular Weight (g/mol)	167.23
MDL Number	MFCD00462739
SMILES	CC1=CC=CC(NC(N)=S)=N1
Synonym	6-methyl-pyridin-2-yl-thiourea,6-methylpyridin-2-yl thiourea,n-6-methylpyridin-2-yl thiourea,1-6-methylpyridin-2-yl thiourea,thiourea, 6-methyl-2-pyridyl,n-6-methyl-2-pyridyl thiourea,n-6-methyl-2-pyridinyl thiourea #,thiourea, n-6-methyl-2-pyridinyl,thiourea,n-6-methyl-2-pyridinyl
IUPAC Name	(6-methylpyridin-2-yl)thiourea
InChI Key	LEWSYNYKTYXRHP-UHFFFAOYSA-N
Molecular Formula	C7H9N3S

460

2-Amino-5-fluoro-3-nitropyridine, 98%, Thermo Scientific Chemicals

CAS: 212268-12-7 Molecular Formula: C5H4FN3O2 Molecular Weight (g/mol): 157.10 MDL Number: MFCD04972413 InChI Key: LDYYBZNEWDTDEE-UHFFFAOYSA-N Synonym: 2-amino-3-nitro-5-fluoropyridine,2-amino-5-fluoro-3-nitropyridine,5-fluoro-3-nitro-2-pyridinamine,pubchem1271,acmc-1cegr,ksc496c2h,5-fluoro-3-nitro-2-aminopyridine,5-fluoro-3-nitropyridine-2-amine,5-fluoro-3-nitro-pyridin-2-amine,5-fluoro-3-nitro-2-pyridylamine PubChem CID: 21717339 IUPAC Name: 5-fluoro-3-nitropyridin-2-amine SMILES: NC1=NC=C(F)C=C1[N+]([O-])=O

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Specifications

PubChem CID	21717339
CAS	212268-12-7
Molecular Weight (g/mol)	157.10
MDL Number	MFCD04972413
SMILES	NC1=NC=C(F)C=C1[N+]([O-])=O
Synonym	2-amino-3-nitro-5-fluoropyridine,2-amino-5-fluoro-3-nitropyridine,5-fluoro-3-nitro-2-pyridinamine,pubchem1271,acmc-1cegr,ksc496c2h,5-fluoro-3-nitro-2-aminopyridine,5-fluoro-3-nitropyridine-2-amine,5-fluoro-3-nitro-pyridin-2-amine,5-fluoro-3-nitro-2-pyridylamine
IUPAC Name	5-fluoro-3-nitropyridin-2-amine
InChI Key	LDYYBZNEWDTDEE-UHFFFAOYSA-N
Molecular Formula	C5H4FN3O2

461

6-Phenylnicotinonitrile, 97%, Thermo Scientific™

CAS: 39065-54-8 Molecular Formula: C12H8N2 Molecular Weight (g/mol): 180.21 MDL Number: MFCD06637420 InChI Key: OSRYUVXCTNUGRM-UHFFFAOYSA-N PubChem CID: 12576518 IUPAC Name: 6-phenylpyridine-3-carbonitrile SMILES: C1=CC=C(C=C1)C2=NC=C(C=C2)C#N

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Specifications

PubChem CID	12576518
CAS	39065-54-8
Molecular Weight (g/mol)	180.21
MDL Number	MFCD06637420
SMILES	C1=CC=C(C=C1)C2=NC=C(C=C2)C#N
IUPAC Name	6-phenylpyridine-3-carbonitrile
InChI Key	OSRYUVXCTNUGRM-UHFFFAOYSA-N
Molecular Formula	C12H8N2

462

4-Amino-3-iodopyridine, 97%

CAS: 88511-27-7 Molecular Formula: C5H5IN2 Molecular Weight (g/mol): 220.013 MDL Number: MFCD02663853 InChI Key: ZGOCEDVVZKFHSY-UHFFFAOYSA-N Synonym: 4-amino-3-iodopyridine,3-iodo-4-aminopyridine,3-iodopyridin-4-ylamine,3-iodo-pyridin-4-ylamine,3-iodo-4-pyridylamine,4-pyridinamine, 3-iodo,pubchem6632,3-iodo-4-pyridineamine,4-amino-3-iodo-pyridin,acmc-20a09a PubChem CID: 1516510 IUPAC Name: 3-iodopyridin-4-amine SMILES: C1=CN=CC(=C1N)I

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Specifications

PubChem CID	1516510
CAS	88511-27-7
Molecular Weight (g/mol)	220.013
MDL Number	MFCD02663853
SMILES	C1=CN=CC(=C1N)I
Synonym	4-amino-3-iodopyridine,3-iodo-4-aminopyridine,3-iodopyridin-4-ylamine,3-iodo-pyridin-4-ylamine,3-iodo-4-pyridylamine,4-pyridinamine, 3-iodo,pubchem6632,3-iodo-4-pyridineamine,4-amino-3-iodo-pyridin,acmc-20a09a
IUPAC Name	3-iodopyridin-4-amine
InChI Key	ZGOCEDVVZKFHSY-UHFFFAOYSA-N
Molecular Formula	C5H5IN2

463

6-Bromonicotinic acid, 96%

CAS: 6311-35-9 Molecular Formula: C6H4BrNO2 Molecular Weight (g/mol): 202.01 MDL Number: MFCD01927100 InChI Key: JDJBRMNTXORYEN-UHFFFAOYSA-N Synonym: 6-bromonicotinic acid,6-bromo nicotinic acid,2-bromo-5-pyridinecarboxylic acid,2-bromopyridine-5-carboxylic acid,6-bromo-3-pyridine carboxylic acid,6-bromonicotinicacid,6-bromo-nicotinic acid,6-bromo-3-pyridinecarboxylic acid,2-bromo-5-pyridine carboxylic acid,3-pyridinecarboxylic acid, 6-bromo PubChem CID: 238932 IUPAC Name: 6-bromopyridine-3-carboxylic acid SMILES: OC(=O)C1=CC=C(Br)N=C1

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Specifications

PubChem CID	238932
CAS	6311-35-9
Molecular Weight (g/mol)	202.01
MDL Number	MFCD01927100
SMILES	OC(=O)C1=CC=C(Br)N=C1
Synonym	6-bromonicotinic acid,6-bromo nicotinic acid,2-bromo-5-pyridinecarboxylic acid,2-bromopyridine-5-carboxylic acid,6-bromo-3-pyridine carboxylic acid,6-bromonicotinicacid,6-bromo-nicotinic acid,6-bromo-3-pyridinecarboxylic acid,2-bromo-5-pyridine carboxylic acid,3-pyridinecarboxylic acid, 6-bromo
IUPAC Name	6-bromopyridine-3-carboxylic acid
InChI Key	JDJBRMNTXORYEN-UHFFFAOYSA-N
Molecular Formula	C6H4BrNO2

464

Ethyl 6-chloropyridine-2-carboxylate, 97%

CAS: 21190-89-6 Molecular Formula: C8H8ClNO2 Molecular Weight (g/mol): 185.607 MDL Number: MFCD09878438 InChI Key: ORSVWYSFUABOQU-UHFFFAOYSA-N Synonym: ethyl 6-chloropicolinate,ethyl 6-chloro-2-pyridinecarboxylate,6-chloropyridine-2-carboxylic acid ethyl ester,6-chloro-pyridine-2-carboxylic acid ethyl ester,2-pyridinecarboxylicacid, 6-chloro-, ethyl ester,2-pyridinecarboxylic acid, 6-chloro-, ethyl ester,pubchem17513,acmc-209fib,2-chloro-6-ethoxycarbonyl-pyridine PubChem CID: 11063114 IUPAC Name: ethyl 6-chloropyridine-2-carboxylate SMILES: CCOC(=O)C1=NC(=CC=C1)Cl

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Specifications

PubChem CID	11063114
CAS	21190-89-6
Molecular Weight (g/mol)	185.607
MDL Number	MFCD09878438
SMILES	CCOC(=O)C1=NC(=CC=C1)Cl
Synonym	ethyl 6-chloropicolinate,ethyl 6-chloro-2-pyridinecarboxylate,6-chloropyridine-2-carboxylic acid ethyl ester,6-chloro-pyridine-2-carboxylic acid ethyl ester,2-pyridinecarboxylicacid, 6-chloro-, ethyl ester,2-pyridinecarboxylic acid, 6-chloro-, ethyl ester,pubchem17513,acmc-209fib,2-chloro-6-ethoxycarbonyl-pyridine
IUPAC Name	ethyl 6-chloropyridine-2-carboxylate
InChI Key	ORSVWYSFUABOQU-UHFFFAOYSA-N
Molecular Formula	C8H8ClNO2

465

3-Hydroxy-2-nitropyridine, 98%

CAS: 15128-82-2 Molecular Formula: C5H4N2O3 Molecular Weight (g/mol): 140.10 MDL Number: MFCD00006258 InChI Key: QBPDSKPWYWIHGA-UHFFFAOYSA-N Synonym: 3-hydroxy-2-nitropyridine,2-nitropyridin-3-ol,2-nitro-3-hydroxypyridine,2-nitro-3-pyridinol,3-pyridinol, 2-nitro,2-nitro-3-hydroxy pyridine,unii-uu357x85yb,3-hydroxy-2-nitro pyridine,2-nitro-3-pyridol PubChem CID: 27057 IUPAC Name: 2-nitropyridin-3-ol SMILES: OC1=CC=CN=C1[N+]([O-])=O

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Specifications

PubChem CID	27057
CAS	15128-82-2
Molecular Weight (g/mol)	140.10
MDL Number	MFCD00006258
SMILES	OC1=CC=CN=C1[N+]([O-])=O
Synonym	3-hydroxy-2-nitropyridine,2-nitropyridin-3-ol,2-nitro-3-hydroxypyridine,2-nitro-3-pyridinol,3-pyridinol, 2-nitro,2-nitro-3-hydroxy pyridine,unii-uu357x85yb,3-hydroxy-2-nitro pyridine,2-nitro-3-pyridol
IUPAC Name	2-nitropyridin-3-ol
InChI Key	QBPDSKPWYWIHGA-UHFFFAOYSA-N
Molecular Formula	C5H4N2O3

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