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.

1 – 15 of 428 results

2,5-Diaminopyridine, 98+%, ACROS Organics™

CAS: 4318-76-7 Molecular Formula: C₅H₇N₃ Molecular Weight (g/mol): 109.13 InChI Key: MIROPXUFDXCYLG-UHFFFAOYSA-N Synonym: 2,5-diaminopyridine,2,5-pyridinediamine,pyridine, 2,5-diamino,diaminopyridine van,unii-h6olz060hi,h6olz060hi,da1,pyridine,5-diamino,2,5-diamino pyridine,2,5-diamino-pyridine PubChem CID: 20314 IUPAC Name: pyridine-2,5-diamine SMILES: C1=CC(=NC=C1N)N

Pricing and Availability
Specifications

PubChem CID	20314
CAS	4318-76-7
Molecular Weight (g/mol)	109.13
SMILES	C1=CC(=NC=C1N)N
Synonym	2,5-diaminopyridine,2,5-pyridinediamine,pyridine, 2,5-diamino,diaminopyridine van,unii-h6olz060hi,h6olz060hi,da1,pyridine,5-diamino,2,5-diamino pyridine,2,5-diamino-pyridine
IUPAC Name	pyridine-2,5-diamine
InChI Key	MIROPXUFDXCYLG-UHFFFAOYSA-N
Molecular Formula	C₅H₇N₃

Nicotinic acid, 99.5%, Thermo Scientific Chemicals

CAS: 59-67-6 Molecular Formula: C6H5NO2 Molecular Weight (g/mol): 123.11 MDL Number: MFCD00006391 InChI Key: PVNIIMVLHYAWGP-UHFFFAOYSA-N Synonym: nicotinic acid,niacin,3-pyridinecarboxylic acid,3-carboxypyridine,wampocap,acidum nicotinicum,apelagrin,pellagrin,akotin,daskil PubChem CID: 938 ChEBI: CHEBI:15940 IUPAC Name: pyridine-3-carboxylic acid SMILES: OC(=O)C1=CC=CN=C1

Pricing and Availability
Specifications

PubChem CID	938
CAS	59-67-6
Molecular Weight (g/mol)	123.11
ChEBI	CHEBI:15940
MDL Number	MFCD00006391
SMILES	OC(=O)C1=CC=CN=C1
Synonym	nicotinic acid,niacin,3-pyridinecarboxylic acid,3-carboxypyridine,wampocap,acidum nicotinicum,apelagrin,pellagrin,akotin,daskil
IUPAC Name	pyridine-3-carboxylic acid
InChI Key	PVNIIMVLHYAWGP-UHFFFAOYSA-N
Molecular Formula	C6H5NO2

2,2'-Dipyridyl, 99+%, Thermo Scientific Chemicals

CAS: 366-18-7 Molecular Formula: C10H8N2 Molecular Weight (g/mol): 156.19 MDL Number: MFCD00006212 InChI Key: ROFVEXUMMXZLPA-UHFFFAOYSA-N Synonym: 2,2'-bipyridine,2,2'-dipyridyl,2,2'-bipyridyl,bipyridine,2,2'-dipyridine,2-2-pyridyl pyridine,2,2'-bipyridin,alpha,alpha'-dipyridyl,alpha,alpha'-bipyridyl,2,2-bipyridyl PubChem CID: 1474 ChEBI: CHEBI:30351 IUPAC Name: 2-pyridin-2-ylpyridine SMILES: C1=CC=C(N=C1)C1=CC=CC=N1

Pricing and Availability
Specifications

PubChem CID	1474
CAS	366-18-7
Molecular Weight (g/mol)	156.19
ChEBI	CHEBI:30351
MDL Number	MFCD00006212
SMILES	C1=CC=C(N=C1)C1=CC=CC=N1
Synonym	2,2'-bipyridine,2,2'-dipyridyl,2,2'-bipyridyl,bipyridine,2,2'-dipyridine,2-2-pyridyl pyridine,2,2'-bipyridin,alpha,alpha'-dipyridyl,alpha,alpha'-bipyridyl,2,2-bipyridyl
IUPAC Name	2-pyridin-2-ylpyridine
InChI Key	ROFVEXUMMXZLPA-UHFFFAOYSA-N
Molecular Formula	C10H8N2

Isonicotinic acid, 99%, Thermo Scientific Chemicals

CAS: 55-22-1 Molecular Formula: C₆H₅NO₂ Molecular Weight (g/mol): 123.11 InChI Key: TWBYWOBDOCUKOW-UHFFFAOYSA-N Synonym: isonicotinic acid,4-pyridinecarboxylic acid,4-picolinic acid,4-carboxypyridine,p-pyridinecarboxylic acid,gamma-picolinic acid,gamma-pyridinecarboxylic acid,acide iso-nicotinique,1,4-dihydroisonicotinic acid,acide iso-nicotinique french PubChem CID: 5922 ChEBI: CHEBI:6032 IUPAC Name: pyridine-4-carboxylic acid SMILES: C1=CN=CC=C1C(=O)O

Pricing and Availability
Specifications

PubChem CID	5922
CAS	55-22-1
Molecular Weight (g/mol)	123.11
ChEBI	CHEBI:6032
SMILES	C1=CN=CC=C1C(=O)O
Synonym	isonicotinic acid,4-pyridinecarboxylic acid,4-picolinic acid,4-carboxypyridine,p-pyridinecarboxylic acid,gamma-picolinic acid,gamma-pyridinecarboxylic acid,acide iso-nicotinique,1,4-dihydroisonicotinic acid,acide iso-nicotinique french
IUPAC Name	pyridine-4-carboxylic acid
InChI Key	TWBYWOBDOCUKOW-UHFFFAOYSA-N
Molecular Formula	C₆H₅NO₂

4-Aminopyridine, 98%, Thermo Scientific Chemicals

CAS: 504-24-5 Molecular Formula: C₅H₆N₂ Molecular Weight (g/mol): 94.12 MDL Number: MFCD00006439 InChI Key: NUKYPUAOHBNCPY-UHFFFAOYSA-N Synonym: 4-aminopyridine,fampridine,4-pyridinamine,dalfampridine,4-pyridylamine,avitrol,p-aminopyridine,4-ap,ampyra,gamma-aminopyridine PubChem CID: 1727 ChEBI: CHEBI:34385 IUPAC Name: pyridin-4-amine SMILES: C1=CN=CC=C1N

Pricing and Availability
Specifications

PubChem CID	1727
CAS	504-24-5
Molecular Weight (g/mol)	94.12
ChEBI	CHEBI:34385
MDL Number	MFCD00006439
SMILES	C1=CN=CC=C1N
Synonym	4-aminopyridine,fampridine,4-pyridinamine,dalfampridine,4-pyridylamine,avitrol,p-aminopyridine,4-ap,ampyra,gamma-aminopyridine
IUPAC Name	pyridin-4-amine
InChI Key	NUKYPUAOHBNCPY-UHFFFAOYSA-N
Molecular Formula	C₅H₆N₂

2,6-Lutidine, 99%, Thermo Scientific Chemicals

CAS: 108-48-5 Molecular Formula: C7H9N Molecular Weight (g/mol): 107.16 MDL Number: MFCD00006345 InChI Key: OISVCGZHLKNMSJ-UHFFFAOYSA-N Synonym: 2,6-lutidine,lutidine,pyridine, 2,6-dimethyl,2,6-dimethypyridine,alpha,alpha'-lutidine,alpha,alpha'-dimethylpyridine,2,6-dimethyl-pyridine,hsdb 79,unii-15fq5d0t3p,2,6-lutidene PubChem CID: 7937 ChEBI: CHEBI:32548 IUPAC Name: 2,6-dimethylpyridine SMILES: CC1=CC=CC(C)=N1

Pricing and Availability
Specifications

PubChem CID	7937
CAS	108-48-5
Molecular Weight (g/mol)	107.16
ChEBI	CHEBI:32548
MDL Number	MFCD00006345
SMILES	CC1=CC=CC(C)=N1
Synonym	2,6-lutidine,lutidine,pyridine, 2,6-dimethyl,2,6-dimethypyridine,alpha,alpha'-lutidine,alpha,alpha'-dimethylpyridine,2,6-dimethyl-pyridine,hsdb 79,unii-15fq5d0t3p,2,6-lutidene
IUPAC Name	2,6-dimethylpyridine
InChI Key	OISVCGZHLKNMSJ-UHFFFAOYSA-N
Molecular Formula	C7H9N

2,6-Pyridinedicarboxylic Acid, 99%, Thermo Scientific Chemicals

CAS: 499-83-2 Molecular Weight (g/mol): 167.12 MDL Number: MFCD00006299 InChI Key: WJJMNDUMQPNECX-UHFFFAOYSA-N Synonym: 2,6-pyridinedicarboxylic acid,dipicolinic acid,2,6-dipicolinic acid,dipicolinate,2,6-dicarboxypyridine,2,6-pyridinedicarboxylate,unii-ue81s5cq0g,2,6-pyridinedicarboxylicacid,ue81s5cq0g,2,6-pyridinedicarboxylic acid dipicolinic acid PubChem CID: 10367 ChEBI: CHEBI:46837 IUPAC Name: pyridine-2,6-dicarboxylic acid SMILES: C1=CC(=NC(=C1)C(=O)O)C(=O)O

Pricing and Availability
Specifications

PubChem CID	10367
CAS	499-83-2
Molecular Weight (g/mol)	167.12
ChEBI	CHEBI:46837
MDL Number	MFCD00006299
SMILES	C1=CC(=NC(=C1)C(=O)O)C(=O)O
Synonym	2,6-pyridinedicarboxylic acid,dipicolinic acid,2,6-dipicolinic acid,dipicolinate,2,6-dicarboxypyridine,2,6-pyridinedicarboxylate,unii-ue81s5cq0g,2,6-pyridinedicarboxylicacid,ue81s5cq0g,2,6-pyridinedicarboxylic acid dipicolinic acid
IUPAC Name	pyridine-2,6-dicarboxylic acid
InChI Key	WJJMNDUMQPNECX-UHFFFAOYSA-N

4-Methylquinoline, 99%, Thermo Scientific Chemicals

CAS: 491-35-0 Molecular Formula: C₁₀H₉N Molecular Weight (g/mol): 143.19 MDL Number: MFCD00006784 InChI Key: MUDSDYNRBDKLGK-UHFFFAOYSA-N Synonym: lepidine,quinoline, 4-methyl,cincholepidine,lepidin,p-methylquinoline,4-lepidine,gamma-methylquinoline,4-methyl-quinoline,4-methyl quinoline,ccris 2894 PubChem CID: 10285 ChEBI: CHEBI:48983 IUPAC Name: 4-methylquinoline SMILES: CC1=CC=NC2=CC=CC=C12

Pricing and Availability
Specifications

PubChem CID	10285
CAS	491-35-0
Molecular Weight (g/mol)	143.19
ChEBI	CHEBI:48983
MDL Number	MFCD00006784
SMILES	CC1=CC=NC2=CC=CC=C12
Synonym	lepidine,quinoline, 4-methyl,cincholepidine,lepidin,p-methylquinoline,4-lepidine,gamma-methylquinoline,4-methyl-quinoline,4-methyl quinoline,ccris 2894
IUPAC Name	4-methylquinoline
InChI Key	MUDSDYNRBDKLGK-UHFFFAOYSA-N
Molecular Formula	C₁₀H₉N

Pyridoxamine dihydrochloride, 98%, Thermo Scientific Chemicals

CAS: 524-36-7 Molecular Formula: C₈H₁₂N₂O₂·₂ClH Molecular Weight (g/mol): 241.12 InChI Key: HNWCOANXZNKMLR-UHFFFAOYSA-N Synonym: pyridoxamine dihydrochloride,4-aminomethyl-5-hydroxymethyl-2-methylpyridin-3-ol dihydrochloride,pyridoxamine dichlorohydrate,pyridoxylamine dihydrochloride,4-aminomethyl-5-hydroxy-6-methyl-3-pyridinemethanol dihydrochloride,unii-yq8ncr7v0o,pyridoxamine 2hcl,yq8ncr7v0o,2-methyl-3-hydroxy-4-aminomethyl-5-hydroxymethylpyridene dihydrochloride,pyridoxemine, dihydrochloride PubChem CID: 10664 IUPAC Name: 4-(aminomethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol;dihydrochloride SMILES: CC1=NC=C(C(=C1O)CN)CO.Cl.Cl

Pricing and Availability
Specifications

PubChem CID	10664
CAS	524-36-7
Molecular Weight (g/mol)	241.12
SMILES	CC1=NC=C(C(=C1O)CN)CO.Cl.Cl
Synonym	pyridoxamine dihydrochloride,4-aminomethyl-5-hydroxymethyl-2-methylpyridin-3-ol dihydrochloride,pyridoxamine dichlorohydrate,pyridoxylamine dihydrochloride,4-aminomethyl-5-hydroxy-6-methyl-3-pyridinemethanol dihydrochloride,unii-yq8ncr7v0o,pyridoxamine 2hcl,yq8ncr7v0o,2-methyl-3-hydroxy-4-aminomethyl-5-hydroxymethylpyridene dihydrochloride,pyridoxemine, dihydrochloride
IUPAC Name	4-(aminomethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol;dihydrochloride
InChI Key	HNWCOANXZNKMLR-UHFFFAOYSA-N
Molecular Formula	C₈H₁₂N₂O₂·₂ClH

Pyridoxal hydrochloride, 99%, Thermo Scientific Chemicals

CAS: 65-22-5 Molecular Formula: C₈H₉NO₃·HCl Molecular Weight (g/mol): 203.62 MDL Number: MFCD00012809 InChI Key: FCHXJFJNDJXENQ-UHFFFAOYSA-N Synonym: pyridoxal hydrochloride,pyridoxal hcl,vitamin b6 hydrochloride,3-hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde hydrochloride,unii-1416kf0qbc,2-methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine hydrochloride,pl hcl,3-hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde, hydrochloride,3-hydroxy-5-hydroxymethyl-2-methyl-4-pyridinecarboxaldehyde hydrochloride,3-hydroxy-5-hydroxymethyl-2-methylpyridine-4-carbaldehyde hydrochloride PubChem CID: 6171 IUPAC Name: 3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde;hydrochloride SMILES: CC1=NC=C(C(=C1O)C=O)CO.Cl

Pricing and Availability
Specifications

PubChem CID	6171
CAS	65-22-5
Molecular Weight (g/mol)	203.62
MDL Number	MFCD00012809
SMILES	CC1=NC=C(C(=C1O)C=O)CO.Cl
Synonym	pyridoxal hydrochloride,pyridoxal hcl,vitamin b6 hydrochloride,3-hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde hydrochloride,unii-1416kf0qbc,2-methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine hydrochloride,pl hcl,3-hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde, hydrochloride,3-hydroxy-5-hydroxymethyl-2-methyl-4-pyridinecarboxaldehyde hydrochloride,3-hydroxy-5-hydroxymethyl-2-methylpyridine-4-carbaldehyde hydrochloride
IUPAC Name	3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde;hydrochloride
InChI Key	FCHXJFJNDJXENQ-UHFFFAOYSA-N
Molecular Formula	C₈H₉NO₃·HCl

1-Hexadecylpyridinium chloride monohydrate, 96.0-101.0%, Thermo Scientific Chemicals

CAS: 6004-24-6 Molecular Formula: C21H40ClNO Molecular Weight (g/mol): 358.01 MDL Number: MFCD00149977 InChI Key: NFCRBQADEGXVDL-UHFFFAOYSA-M Synonym: cetylpyridinium chloride monohydrate,1-hexadecylpyridin-1-ium chloride hydrate,1-hexadecylpyridinium chloride monohydrate,hexadecylpyridinium chloride monohydrate,unii-d9om4sk49p,pyridinium, 1-hexadecyl-, chloride, monohydrate,d9om4sk49p,cetylpyridinii chloridum,sprol tn PubChem CID: 22324 ChEBI: CHEBI:3566 IUPAC Name: 1-hexadecylpyridin-1-ium;chloride;hydrate SMILES: O.[Cl-].CCCCCCCCCCCCCCCCN1C=C[CH+]C=C1

Pricing and Availability
Specifications

PubChem CID	22324
CAS	6004-24-6
Molecular Weight (g/mol)	358.01
ChEBI	CHEBI:3566
MDL Number	MFCD00149977
SMILES	O.[Cl-].CCCCCCCCCCCCCCCCN1C=C[CH+]C=C1
Synonym	cetylpyridinium chloride monohydrate,1-hexadecylpyridin-1-ium chloride hydrate,1-hexadecylpyridinium chloride monohydrate,hexadecylpyridinium chloride monohydrate,unii-d9om4sk49p,pyridinium, 1-hexadecyl-, chloride, monohydrate,d9om4sk49p,cetylpyridinii chloridum,sprol tn
IUPAC Name	1-hexadecylpyridin-1-ium;chloride;hydrate
InChI Key	NFCRBQADEGXVDL-UHFFFAOYSA-M
Molecular Formula	C21H40ClNO

4-Picoline, 99%, Thermo Scientific Chemicals

CAS: 108-89-4 Molecular Formula: C₆H₇N Molecular Weight (g/mol): 93.13 MDL Number: MFCD00006440 InChI Key: FKNQCJSGGFJEIZ-UHFFFAOYSA-N Synonym: 4-picoline,pyridine, 4-methyl,p-picoline,gamma-picoline,p-methylpyridine,4-methyl-pyridine,gamma-methylpyridine,unii-tjd6v9sso7,.gamma.-picoline,4-mepy PubChem CID: 7963 ChEBI: CHEBI:32547 IUPAC Name: 4-methylpyridine SMILES: CC1=CC=NC=C1

Pricing and Availability
Specifications

PubChem CID	7963
CAS	108-89-4
Molecular Weight (g/mol)	93.13
ChEBI	CHEBI:32547
MDL Number	MFCD00006440
SMILES	CC1=CC=NC=C1
Synonym	4-picoline,pyridine, 4-methyl,p-picoline,gamma-picoline,p-methylpyridine,4-methyl-pyridine,gamma-methylpyridine,unii-tjd6v9sso7,.gamma.-picoline,4-mepy
IUPAC Name	4-methylpyridine
InChI Key	FKNQCJSGGFJEIZ-UHFFFAOYSA-N
Molecular Formula	C₆H₇N

Pyridine-N-oxide, 95%, Thermo Scientific Chemicals

CAS: 694-59-7 Molecular Formula: C₅H₅NO Molecular Weight (g/mol): 95.1 MDL Number: MFCD00006194 InChI Key: ILVXOBCQQYKLDS-UHFFFAOYSA-N Synonym: pyridine-n-oxide,pyridine 1-oxide,pyridine n-oxide,pyridine oxide,pyridine, 1-oxide,pyridine-1-oxide,unii-91f12jjj4h,py n-oxide,pyridin-1-ium-1-olate,pyridine-oxide PubChem CID: 12753 ChEBI: CHEBI:29136 IUPAC Name: 1-oxidopyridin-1-ium SMILES: C1=CC=[N+](C=C1)[O-]

Pricing and Availability
Specifications

PubChem CID	12753
CAS	694-59-7
Molecular Weight (g/mol)	95.1
ChEBI	CHEBI:29136
MDL Number	MFCD00006194
SMILES	C1=CC=[N+](C=C1)[O-]
Synonym	pyridine-n-oxide,pyridine 1-oxide,pyridine n-oxide,pyridine oxide,pyridine, 1-oxide,pyridine-1-oxide,unii-91f12jjj4h,py n-oxide,pyridin-1-ium-1-olate,pyridine-oxide
IUPAC Name	1-oxidopyridin-1-ium
InChI Key	ILVXOBCQQYKLDS-UHFFFAOYSA-N
Molecular Formula	C₅H₅NO

4-Mercaptopyridine, 96%, Thermo Scientific Chemicals

CAS: 4556-23-4 Molecular Formula: C5H5NS Molecular Weight (g/mol): 111.16 MDL Number: MFCD00006422 InChI Key: FHTDDANQIMVWKZ-UHFFFAOYSA-N Synonym: 4-mercaptopyridine,pyridine-4-thiol,4-pyridinethiol,4-thiopyridine,4-pyridinethione,pyridine, 4-mercapto,4-thiopyridone,4 1h-pyridinethione,pyridine-4 1h-thione,5-21-07-00167 beilstein handbook reference PubChem CID: 2723889 SMILES: S=C1C=CNC=C1

Pricing and Availability
Specifications

PubChem CID	2723889
CAS	4556-23-4
Molecular Weight (g/mol)	111.16
MDL Number	MFCD00006422
SMILES	S=C1C=CNC=C1
Synonym	4-mercaptopyridine,pyridine-4-thiol,4-pyridinethiol,4-thiopyridine,4-pyridinethione,pyridine, 4-mercapto,4-thiopyridone,4 1h-pyridinethione,pyridine-4 1h-thione,5-21-07-00167 beilstein handbook reference
InChI Key	FHTDDANQIMVWKZ-UHFFFAOYSA-N
Molecular Formula	C5H5NS

Pyridine hydrochloride, 98%, pure, Thermo Scientific Chemicals

CAS: 628-13-7 Molecular Formula: C₅H₅N·ClH Molecular Weight (g/mol): 115.56 InChI Key: AOJFQRQNPXYVLM-UHFFFAOYSA-N Synonym: pyridine hydrochloride,pyridine, hydrochloride,pyridinehydrochloride,pyridine hcl,pyridine, hydrochloride 1:1,pyridine-hcl,pyridine.hcl,pyridiniumchloride,pyridine hcl salt,pyrdine hydrochloride PubChem CID: 10176127 IUPAC Name: pyridine;hydrochloride SMILES: C1=CC=NC=C1.Cl

Pricing and Availability
Specifications

PubChem CID	10176127
CAS	628-13-7
Molecular Weight (g/mol)	115.56
SMILES	C1=CC=NC=C1.Cl
Synonym	pyridine hydrochloride,pyridine, hydrochloride,pyridinehydrochloride,pyridine hcl,pyridine, hydrochloride 1:1,pyridine-hcl,pyridine.hcl,pyridiniumchloride,pyridine hcl salt,pyrdine hydrochloride
IUPAC Name	pyridine;hydrochloride
InChI Key	AOJFQRQNPXYVLM-UHFFFAOYSA-N
Molecular Formula	C₅H₅N·ClH

Pyridines and derivatives

Pyridines and derivatives

Filtered Search Results

Selected Filters

Narrow Results

Narrow Results