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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Thermo Scientific Acros Nicotinic acid, 99.5%

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

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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

Thermo Scientific Acros Isonicotinic acid, 99%

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

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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

Thermo Scientific Acros 2,6-Lutidine, 99%

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

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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

Thermo Scientific Acros 2,4,6-Collidine, 99%

CAS: 108-75-8 Molecular Formula: C8H11N Molecular Weight (g/mol): 121.18 MDL Number: MFCD00006338 InChI Key: BWZVCCNYKMEVEX-UHFFFAOYSA-N Synonym: 2,4,6-collidine,gamma-collidine,s-collidine,pyridine, 2,4,6-trimethyl,collidine,sym-collidine,2,4,6-kollidin,unii-7ie4bk5j5v,2,4,6-trimethyl-pyridine,.gamma.-collidine PubChem CID: 7953 IUPAC Name: 2,4,6-trimethylpyridine SMILES: CC1=CC(C)=NC(C)=C1

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PubChem CID	7953
CAS	108-75-8
Molecular Weight (g/mol)	121.18
MDL Number	MFCD00006338
SMILES	CC1=CC(C)=NC(C)=C1
Synonym	2,4,6-collidine,gamma-collidine,s-collidine,pyridine, 2,4,6-trimethyl,collidine,sym-collidine,2,4,6-kollidin,unii-7ie4bk5j5v,2,4,6-trimethyl-pyridine,.gamma.-collidine
IUPAC Name	2,4,6-trimethylpyridine
InChI Key	BWZVCCNYKMEVEX-UHFFFAOYSA-N
Molecular Formula	C8H11N

Thermo Scientific Acros 3-(1-Pyridinio)-1-propanesulfonate, 99%

CAS: 15471-17-7 Molecular Formula: C8H11NO3S Molecular Weight (g/mol): 201.24 MDL Number: MFCD00064468 InChI Key: REEBJQTUIJTGAL-UHFFFAOYSA-N Synonym: 3-pyridin-1-ium-1-yl propane-1-sulfonate,ndsb-201,1-3-sulphonatopropyl pyridinium,unii-qn4i6ai9ek,3-1-pyridinio-1-propanesulfonate,1-pyridiniumpropane-3-sulfonate,qn4i6ai9ek,1-3-sulfopropyl pyridinium hydroxide, inner salt,pyridinium, 1-3-sulfopropyl-, inner salt,1-3-sulfonatopropyl pyridin-1-ium PubChem CID: 84929 IUPAC Name: 3-pyridin-1-ium-1-ylpropane-1-sulfonate SMILES: [O-]S(=O)(=O)CCC[N+]1=CC=CC=C1

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PubChem CID	84929
CAS	15471-17-7
Molecular Weight (g/mol)	201.24
MDL Number	MFCD00064468
SMILES	[O-]S(=O)(=O)CCC[N+]1=CC=CC=C1
Synonym	3-pyridin-1-ium-1-yl propane-1-sulfonate,ndsb-201,1-3-sulphonatopropyl pyridinium,unii-qn4i6ai9ek,3-1-pyridinio-1-propanesulfonate,1-pyridiniumpropane-3-sulfonate,qn4i6ai9ek,1-3-sulfopropyl pyridinium hydroxide, inner salt,pyridinium, 1-3-sulfopropyl-, inner salt,1-3-sulfonatopropyl pyridin-1-ium
IUPAC Name	3-pyridin-1-ium-1-ylpropane-1-sulfonate
InChI Key	REEBJQTUIJTGAL-UHFFFAOYSA-N
Molecular Formula	C8H11NO3S

Thermo Scientific Chemicals L-Nicotine, 99+%

CAS: 54-11-5 Molecular Formula: C₁₀H₁₄N₂ Molecular Weight (g/mol): 162.23 InChI Key: SNICXCGAKADSCV-JTQLQIEISA-N Synonym: nicotine,l-nicotine,--nicotine,s-nicotine,habitrol,s-3-1-methylpyrrolidin-2-yl pyridine,nicoderm,nicotrol,s---nicotine,nicoderm cq PubChem CID: 89594 ChEBI: CHEBI:17688 IUPAC Name: 3-[(2S)-1-methylpyrrolidin-2-yl]pyridine SMILES: CN1CCCC1C2=CN=CC=C2

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PubChem CID	89594
CAS	54-11-5
Molecular Weight (g/mol)	162.23
ChEBI	CHEBI:17688
SMILES	CN1CCCC1C2=CN=CC=C2
Synonym	nicotine,l-nicotine,--nicotine,s-nicotine,habitrol,s-3-1-methylpyrrolidin-2-yl pyridine,nicoderm,nicotrol,s---nicotine,nicoderm cq
IUPAC Name	3-[(2S)-1-methylpyrrolidin-2-yl]pyridine
InChI Key	SNICXCGAKADSCV-JTQLQIEISA-N
Molecular Formula	C₁₀H₁₄N₂

Thermo Scientific Acros 4-Picoline, 99%

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

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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

Thermo Scientific Acros 2-Mercaptopyridine-N-oxide, sodium salt, 40 w/w % aqueous solution

CAS: 3811-73-2 | C₅H₄NNaOS | 149.15 g/mol

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Specifications

Molecular Weight (g/mol)	149.15
CAS Min %	58.0
InChI Key	XNRNJIIJLOFJEK-UHFFFAOYSA-N
Density	1.2200g/mL
PubChem CID	19658
Name Note	40 w/w% Aqueous Solution
Percent Purity	40 to 42%
pH	8.5 to 10.5 (10% soln. at 20°C)
Formula Weight	149.15
Melting Point	-30.0°C
CAS Max %	60.0
Boiling Point	109.0°C
Physical Form	Solution
Chemical Name or Material	2-Mercaptopyridine-N-oxide, sodium salt
SMILES	C1=CC(=S)N(C=C1)[O-].[Na+]
Merck Index	10, 7892
CAS	7732-18-5
Health Hazard 3	GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: rinse mouth. Do NOT induce vomiting. Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plen
MDL Number	MFCD01941547
Health Hazard 2	GHS H Statement Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation. Very toxic to aquatic life with long lasting effects.
Solubility Information	Solubility in water: soluble
Health Hazard 1	GHS Signal Word: Warning
Synonym	sodium omadine,sodium pyrithione,sodium 2-pyridylthio-n-oxide,pyrithione sodium salt,thione reagent,2-pyridinethiol-1-oxide sodium salt,2-mercaptopyridine n-oxide sodium salt,omadine sodium,sodium-2-pyridinethiol-1-oxide,sodium omadine van
IUPAC Name	sodium;1-oxidopyridine-2-thione
Molecular Formula	C₅H₄NNaOS
EINECS Number	223-296-5
Specific Gravity	1.22

Thermo Scientific Acros 2-Picoline, 98%

CAS: 109-06-8 Molecular Formula: C₆H₇N Molecular Weight (g/mol): 93.13 MDL Number: MFCD00006332 InChI Key: BSKHPKMHTQYZBB-UHFFFAOYSA-N Synonym: 2-picoline,o-picoline,pyridine, 2-methyl,picoline,alpha-picoline,a-picoline,pyridine, methyl,methylpyridine,o-methylpyridine,picoline, alpha PubChem CID: 7975 ChEBI: CHEBI:50415 IUPAC Name: 2-methylpyridine SMILES: CC1=CC=CC=N1

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PubChem CID	7975
CAS	109-06-8
Molecular Weight (g/mol)	93.13
ChEBI	CHEBI:50415
MDL Number	MFCD00006332
SMILES	CC1=CC=CC=N1
Synonym	2-picoline,o-picoline,pyridine, 2-methyl,picoline,alpha-picoline,a-picoline,pyridine, methyl,methylpyridine,o-methylpyridine,picoline, alpha
IUPAC Name	2-methylpyridine
InChI Key	BSKHPKMHTQYZBB-UHFFFAOYSA-N
Molecular Formula	C₆H₇N

Thermo Scientific Acros 3-Picoline, 99%

CAS: 108-99-6 Molecular Formula: C₆H₇N Molecular Weight (g/mol): 93.13 MDL Number: MFCD00006402 InChI Key: ITQTTZVARXURQS-UHFFFAOYSA-N Synonym: 3-picoline,beta-picoline,pyridine, 3-methyl,m-picoline,m-methylpyridine,b-picoline,beta-methylpyridine,.beta.-methylpyridine,.beta.-picoline,meta-methylpyridine PubChem CID: 7970 ChEBI: CHEBI:39922 IUPAC Name: 3-methylpyridine SMILES: CC1=CN=CC=C1

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PubChem CID	7970
CAS	108-99-6
Molecular Weight (g/mol)	93.13
ChEBI	CHEBI:39922
MDL Number	MFCD00006402
SMILES	CC1=CN=CC=C1
Synonym	3-picoline,beta-picoline,pyridine, 3-methyl,m-picoline,m-methylpyridine,b-picoline,beta-methylpyridine,.beta.-methylpyridine,.beta.-picoline,meta-methylpyridine
IUPAC Name	3-methylpyridine
InChI Key	ITQTTZVARXURQS-UHFFFAOYSA-N
Molecular Formula	C₆H₇N

Thermo Scientific Acros Pyridoxal hydrochloride, 99%

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

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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

Thermo Scientific Acros 3-Aminopyridine, 99%

CAS: 462-08-8 Molecular Formula: C5H6N2 Molecular Weight (g/mol): 94.12 MDL Number: MFCD00006400 InChI Key: CUYKNJBYIJFRCU-UHFFFAOYSA-N Synonym: 3-aminopyridine,3-pyridinamine,3-pyridylamine,pyridin-3-ylamine,m-aminopyridine,amino-3 pyridine,pyridine, 3-amino,3-amino pyridine,beta-aminopyridine,amino-3-pyridine PubChem CID: 10009 IUPAC Name: pyridin-3-amine SMILES: NC1=CC=CN=C1

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PubChem CID	10009
CAS	462-08-8
Molecular Weight (g/mol)	94.12
MDL Number	MFCD00006400
SMILES	NC1=CC=CN=C1
Synonym	3-aminopyridine,3-pyridinamine,3-pyridylamine,pyridin-3-ylamine,m-aminopyridine,amino-3 pyridine,pyridine, 3-amino,3-amino pyridine,beta-aminopyridine,amino-3-pyridine
IUPAC Name	pyridin-3-amine
InChI Key	CUYKNJBYIJFRCU-UHFFFAOYSA-N
Molecular Formula	C5H6N2

Thermo Scientific Acros Nalidixic acid, 99.5%

CAS: 389-08-2 Molecular Formula: C₁₂H₁₂N₂O₃ Molecular Weight (g/mol): 232.24 MDL Number: MFCD00006884 InChI Key: MHWLWQUZZRMNGJ-UHFFFAOYSA-N Synonym: nalidixic acid,nalidixin,nevigramon,nalidixate,uronidix,innoxalon,nalidixan,nalitucsan,sicmylon,unaserus PubChem CID: 4421 ChEBI: CHEBI:100147 IUPAC Name: 1-ethyl-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid SMILES: CCN1C=C(C(=O)C2=C1N=C(C=C2)C)C(=O)O

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PubChem CID	4421
CAS	389-08-2
Molecular Weight (g/mol)	232.24
ChEBI	CHEBI:100147
MDL Number	MFCD00006884
SMILES	CCN1C=C(C(=O)C2=C1N=C(C=C2)C)C(=O)O
Synonym	nalidixic acid,nalidixin,nevigramon,nalidixate,uronidix,innoxalon,nalidixan,nalitucsan,sicmylon,unaserus
IUPAC Name	1-ethyl-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid
InChI Key	MHWLWQUZZRMNGJ-UHFFFAOYSA-N
Molecular Formula	C₁₂H₁₂N₂O₃

Thermo Scientific Acros 2-Mercaptopyridine, 98%

CAS: 2637-34-5 Molecular Formula: C₅H₅NS Molecular Weight (g/mol): 111.16 MDL Number: MFCD00006285 InChI Key: WHMDPDGBKYUEMW-UHFFFAOYSA-N Synonym: 2-mercaptopyridine,2-pyridinethiol,pyridine-2-thiol,2-thiopyridine,pyrid-2-thione,2 1h-pyridinethione,pyridinethione,2-thiopyridone,2-pyridinethione,2-mercapto pyridine PubChem CID: 2723698 ChEBI: CHEBI:45223 IUPAC Name: 1H-pyridine-2-thione SMILES: C1=CC(=S)NC=C1

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PubChem CID	2723698
CAS	2637-34-5
Molecular Weight (g/mol)	111.16
ChEBI	CHEBI:45223
MDL Number	MFCD00006285
SMILES	C1=CC(=S)NC=C1
Synonym	2-mercaptopyridine,2-pyridinethiol,pyridine-2-thiol,2-thiopyridine,pyrid-2-thione,2 1h-pyridinethione,pyridinethione,2-thiopyridone,2-pyridinethione,2-mercapto pyridine
IUPAC Name	1H-pyridine-2-thione
InChI Key	WHMDPDGBKYUEMW-UHFFFAOYSA-N
Molecular Formula	C₅H₅NS

Thermo Scientific Acros 2-chloro-5-nitropyridine, 99%

CAS: 4548-45-2 Molecular Formula: C5H3ClN2O2 Molecular Weight (g/mol): 158.54 MDL Number: MFCD00006240 InChI Key: BAZVFQBTJPBRTJ-UHFFFAOYSA-N Synonym: pyridine, 2-chloro-5-nitro,2-chloro-5-nitro-pyridine,3-nitro-6-chloropyridine,chloro 2--5-nitropyridine,2-chloro-5-nitro pyridine,zlchem 162,pubchem1190,chloro-5-nitropyridine,2chloro-5-nitropyridine,2-chloro-5-nitropyridin PubChem CID: 78308 IUPAC Name: 2-chloro-5-nitropyridine SMILES: [O-][N+](=O)C1=CC=C(Cl)N=C1

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PubChem CID	78308
CAS	4548-45-2
Molecular Weight (g/mol)	158.54
MDL Number	MFCD00006240
SMILES	[O-][N+](=O)C1=CC=C(Cl)N=C1
Synonym	pyridine, 2-chloro-5-nitro,2-chloro-5-nitro-pyridine,3-nitro-6-chloropyridine,chloro 2--5-nitropyridine,2-chloro-5-nitro pyridine,zlchem 162,pubchem1190,chloro-5-nitropyridine,2chloro-5-nitropyridine,2-chloro-5-nitropyridin
IUPAC Name	2-chloro-5-nitropyridine
InChI Key	BAZVFQBTJPBRTJ-UHFFFAOYSA-N
Molecular Formula	C5H3ClN2O2

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