Pyrazines

Aromatic organic heterocyclic compounds that consist of a six-membered ring with four carbon atoms and two nitrogen atoms at opposite positions of the ring, making this ring symmetrical.

1 – 15 of 1,512 results

Methyl 3-amino-5,6-dichloropyrazine-2-carboxylate, 97%

CAS: 1458-18-0 Molecular Formula: C6H5Cl2N3O2 Molecular Weight (g/mol): 222.025 MDL Number: MFCD00010431 InChI Key: USYMCUGEGUFUBI-UHFFFAOYSA-N Synonym: methyl 3-amino-5,6-dichloro-2-pyrazinecarboxylate,pyrazinecarboxylic acid, 3-amino-5,6-dichloro-, methyl ester,3-amino-5,6-dichloro-2-pyrazinecarboxylic acid methyl ester,3-amino-5,6-dichloro-pyrazine-2-carboxylic acid methyl ester,acmc-1bujh,dsstox_cid_31434,dsstox_rid_97320,dsstox_gsid_57645,methyl 3-amino-5,6-dichloropyrazinoate,methyl 3-amino-5,6-dichloropyrazinecarboxylate PubChem CID: 73828 IUPAC Name: methyl 3-amino-5,6-dichloropyrazine-2-carboxylate SMILES: COC(=O)C1=C(N=C(C(=N1)Cl)Cl)N

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Specifications

PubChem CID	73828
CAS	1458-18-0
Molecular Weight (g/mol)	222.025
MDL Number	MFCD00010431
SMILES	COC(=O)C1=C(N=C(C(=N1)Cl)Cl)N
Synonym	methyl 3-amino-5,6-dichloro-2-pyrazinecarboxylate,pyrazinecarboxylic acid, 3-amino-5,6-dichloro-, methyl ester,3-amino-5,6-dichloro-2-pyrazinecarboxylic acid methyl ester,3-amino-5,6-dichloro-pyrazine-2-carboxylic acid methyl ester,acmc-1bujh,dsstox_cid_31434,dsstox_rid_97320,dsstox_gsid_57645,methyl 3-amino-5,6-dichloropyrazinoate,methyl 3-amino-5,6-dichloropyrazinecarboxylate
IUPAC Name	methyl 3-amino-5,6-dichloropyrazine-2-carboxylate
InChI Key	USYMCUGEGUFUBI-UHFFFAOYSA-N
Molecular Formula	C6H5Cl2N3O2

5-Bromopyrazine-2-carboxylic acid, 95%

CAS: 876161-05-6 Molecular Formula: C5H3BrN2O2 Molecular Weight (g/mol): 203.00 MDL Number: MFCD09909672 InChI Key: NPJHCKULJAIWGV-UHFFFAOYSA-N PubChem CID: 18779790 IUPAC Name: 5-bromopyrazine-2-carboxylic acid SMILES: OC(=O)C1=CN=C(Br)C=N1

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Specifications

PubChem CID	18779790
CAS	876161-05-6
Molecular Weight (g/mol)	203.00
MDL Number	MFCD09909672
SMILES	OC(=O)C1=CN=C(Br)C=N1
IUPAC Name	5-bromopyrazine-2-carboxylic acid
InChI Key	NPJHCKULJAIWGV-UHFFFAOYSA-N
Molecular Formula	C5H3BrN2O2

2,5-Pyrazinedicarboxylic acid hydrate, 97%

CAS: 205692-63-3 Molecular Formula: C₆H₄N₂O₄·₂H₂O Molecular Weight (g/mol): 204.14 MDL Number: MFCD00216919 InChI Key: KOUKXHPPRFNWPP-UHFFFAOYSA-N Synonym: pyrazine-2,5-dicarboxylic acid hydrate,2,5-pyrazinedicarboxylic acid dihydrate PubChem CID: 73553845 IUPAC Name: pyrazine-2,5-dicarboxylic acid;hydrate SMILES: C1=C(N=CC(=N1)C(=O)O)C(=O)O.O

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Specifications

PubChem CID	73553845
CAS	205692-63-3
Molecular Weight (g/mol)	204.14
MDL Number	MFCD00216919
SMILES	C1=C(N=CC(=N1)C(=O)O)C(=O)O.O
Synonym	pyrazine-2,5-dicarboxylic acid hydrate,2,5-pyrazinedicarboxylic acid dihydrate
IUPAC Name	pyrazine-2,5-dicarboxylic acid;hydrate
InChI Key	KOUKXHPPRFNWPP-UHFFFAOYSA-N
Molecular Formula	C₆H₄N₂O₄·₂H₂O

Ethyl 5-chloropyrazine-2-carboxylate, 95%, Thermo Scientific Chemicals

CAS: 54013-04-6 Molecular Formula: C7H7ClN2O2 Molecular Weight (g/mol): 186.60 MDL Number: MFCD18070850 InChI Key: CFKGDFQQELWOHA-UHFFFAOYSA-N Synonym: ethyl 5-chloropyrazinoate,pyrazinecarboxylic acid, 5-chloro-, ethyl ester,ethyl 5-chloro-2-pyrazinecarboxylate,ethyl5-chloropyrazine-2-carboxylate,5-chloro-2-pyrazinecarboxylic acid ethyl ester PubChem CID: 465025 IUPAC Name: ethyl 5-chloropyrazine-2-carboxylate SMILES: CCOC(=O)C1=CN=C(Cl)C=N1

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Specifications

PubChem CID	465025
CAS	54013-04-6
Molecular Weight (g/mol)	186.60
MDL Number	MFCD18070850
SMILES	CCOC(=O)C1=CN=C(Cl)C=N1
Synonym	ethyl 5-chloropyrazinoate,pyrazinecarboxylic acid, 5-chloro-, ethyl ester,ethyl 5-chloro-2-pyrazinecarboxylate,ethyl5-chloropyrazine-2-carboxylate,5-chloro-2-pyrazinecarboxylic acid ethyl ester
IUPAC Name	ethyl 5-chloropyrazine-2-carboxylate
InChI Key	CFKGDFQQELWOHA-UHFFFAOYSA-N
Molecular Formula	C7H7ClN2O2

2-Amino-5-bromopyrazine, 97%

CAS: 59489-71-3 Molecular Formula: C4H4BrN3 Molecular Weight (g/mol): 174.001 MDL Number: MFCD00235015 InChI Key: KRRTXVSBTPCDOS-UHFFFAOYSA-N Synonym: 2-amino-5-bromopyrazine,5-bromo-2-pyrazinamine,5-bromo-pyrazin-2-ylamine,2-bromo-5-aminopyrazine,pyrazinamine, 5-bromo,5-amino-2-bromopyrazine,5-bromo-2-aminopyrazine,5-bromopyrazin-2-ylamine,5-bromopyrazinamine,2-amino-5-bromo-pyrazine PubChem CID: 599539 IUPAC Name: 5-bromopyrazin-2-amine SMILES: C1=C(N=CC(=N1)Br)N

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Specifications

PubChem CID	599539
CAS	59489-71-3
Molecular Weight (g/mol)	174.001
MDL Number	MFCD00235015
SMILES	C1=C(N=CC(=N1)Br)N
Synonym	2-amino-5-bromopyrazine,5-bromo-2-pyrazinamine,5-bromo-pyrazin-2-ylamine,2-bromo-5-aminopyrazine,pyrazinamine, 5-bromo,5-amino-2-bromopyrazine,5-bromo-2-aminopyrazine,5-bromopyrazin-2-ylamine,5-bromopyrazinamine,2-amino-5-bromo-pyrazine
IUPAC Name	5-bromopyrazin-2-amine
InChI Key	KRRTXVSBTPCDOS-UHFFFAOYSA-N
Molecular Formula	C4H4BrN3

2-Methoxy-3-methylpyrazine, 99%

CAS: 2847-30-5 Molecular Formula: C6H8N2O Molecular Weight (g/mol): 124.143 MDL Number: MFCD00006127 InChI Key: VKJIAEQRKBQLLA-UHFFFAOYSA-N Synonym: pyrazine, 2-methoxy-3-methyl,2-methyl-3-methoxypyrazine,2-methoxy-3-methyl-pyrazine,2-methoxy-3-methyl pyrazine,unii-04o7cn9q85,pyrazine, 2-methoxy-3 or 5-methyl,pyrazine, 2-methyl-3-methoxy,almond pyrazine,2-methoxy-3 or5-methylpyrazine,chocolate pyrazine a PubChem CID: 17898 IUPAC Name: 2-methoxy-3-methylpyrazine SMILES: CC1=NC=CN=C1OC

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Specifications

PubChem CID	17898
CAS	2847-30-5
Molecular Weight (g/mol)	124.143
MDL Number	MFCD00006127
SMILES	CC1=NC=CN=C1OC
Synonym	pyrazine, 2-methoxy-3-methyl,2-methyl-3-methoxypyrazine,2-methoxy-3-methyl-pyrazine,2-methoxy-3-methyl pyrazine,unii-04o7cn9q85,pyrazine, 2-methoxy-3 or 5-methyl,pyrazine, 2-methyl-3-methoxy,almond pyrazine,2-methoxy-3 or5-methylpyrazine,chocolate pyrazine a
IUPAC Name	2-methoxy-3-methylpyrazine
InChI Key	VKJIAEQRKBQLLA-UHFFFAOYSA-N
Molecular Formula	C6H8N2O

2-Isobutyl-3-methoxypyrazine, 98%

CAS: 24683-00-9 Molecular Formula: C9H14N2O Molecular Weight (g/mol): 166.22 MDL Number: MFCD00006128 InChI Key: UXFSPRAGHGMRSQ-UHFFFAOYSA-N Synonym: 2-isobutyl-3-methoxypyrazine,3-isobutyl-2-methoxypyrazine,2-methoxy-3-2-methylpropyl pyrazine,2-methoxy-3-isobutylpyrazine,2-methoxy-3-isobutyl pyrazine,1dzk,pyrazine, 2-methoxy-3-2-methylpropyl,unii-s327o0t12o,ibmp,3-methoxy-2-isobutylpyrazine PubChem CID: 32594 IUPAC Name: 2-methoxy-3-(2-methylpropyl)pyrazine SMILES: COC1=NC=CN=C1CC(C)C

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Specifications

PubChem CID	32594
CAS	24683-00-9
Molecular Weight (g/mol)	166.22
MDL Number	MFCD00006128
SMILES	COC1=NC=CN=C1CC(C)C
Synonym	2-isobutyl-3-methoxypyrazine,3-isobutyl-2-methoxypyrazine,2-methoxy-3-2-methylpropyl pyrazine,2-methoxy-3-isobutylpyrazine,2-methoxy-3-isobutyl pyrazine,1dzk,pyrazine, 2-methoxy-3-2-methylpropyl,unii-s327o0t12o,ibmp,3-methoxy-2-isobutylpyrazine
IUPAC Name	2-methoxy-3-(2-methylpropyl)pyrazine
InChI Key	UXFSPRAGHGMRSQ-UHFFFAOYSA-N
Molecular Formula	C9H14N2O

Pyrazine-2-carboxylic acid, 99%

CAS: 98-97-5 Molecular Formula: C5H4N2O2 Molecular Weight (g/mol): 124.099 MDL Number: MFCD00006130 InChI Key: NIPZZXUFJPQHNH-UHFFFAOYSA-N Synonym: 2-pyrazinecarboxylic acid,pyrazinoic acid,pyrazinecarboxylic acid,pyrazinic acid,2-carboxypyrazine,paradiazinecarboxylic acid,pyrazinemonocarboxylic acid,2-pyrazinoic acid,2-pyrazine carboxylic acid,piazinecarboxylic acid PubChem CID: 1047 ChEBI: CHEBI:71311 IUPAC Name: pyrazine-2-carboxylic acid SMILES: C1=CN=C(C=N1)C(=O)O

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Specifications

PubChem CID	1047
CAS	98-97-5
Molecular Weight (g/mol)	124.099
ChEBI	CHEBI:71311
MDL Number	MFCD00006130
SMILES	C1=CN=C(C=N1)C(=O)O
Synonym	2-pyrazinecarboxylic acid,pyrazinoic acid,pyrazinecarboxylic acid,pyrazinic acid,2-carboxypyrazine,paradiazinecarboxylic acid,pyrazinemonocarboxylic acid,2-pyrazinoic acid,2-pyrazine carboxylic acid,piazinecarboxylic acid
IUPAC Name	pyrazine-2-carboxylic acid
InChI Key	NIPZZXUFJPQHNH-UHFFFAOYSA-N
Molecular Formula	C5H4N2O2

Amiloride hydrochloride dihydrate

CAS: 17440-83-4 Molecular Formula: C6H13Cl2N7O3 Molecular Weight (g/mol): 302.116 MDL Number: MFCD00058197 InChI Key: LTKVFMLMEYCWMK-UHFFFAOYSA-N Synonym: amiloride hydrochloride dihydrate,modamide,nirulid,amiloride hcl,amiloride hcl dihydrate,amilorid hydrochlorid-2-wasser,unii-fzj37245uc,amiloride hydrochloride usan:usp,amiloride dihydrate hydrochloride,n-amidino-3,5-diamino-6-chloropyrazinecarboxamide hydrochloride dihydrate PubChem CID: 68540 ChEBI: CHEBI:2640 IUPAC Name: 3,5-diamino-6-chloro-N-(diaminomethylidene)pyrazine-2-carboxamide;dihydrate;hydrochloride SMILES: C1(=C(N=C(C(=N1)Cl)N)N)C(=O)N=C(N)N.O.O.Cl

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Specifications

PubChem CID	68540
CAS	17440-83-4
Molecular Weight (g/mol)	302.116
ChEBI	CHEBI:2640
MDL Number	MFCD00058197
SMILES	C1(=C(N=C(C(=N1)Cl)N)N)C(=O)N=C(N)N.O.O.Cl
Synonym	amiloride hydrochloride dihydrate,modamide,nirulid,amiloride hcl,amiloride hcl dihydrate,amilorid hydrochlorid-2-wasser,unii-fzj37245uc,amiloride hydrochloride usan:usp,amiloride dihydrate hydrochloride,n-amidino-3,5-diamino-6-chloropyrazinecarboxamide hydrochloride dihydrate
IUPAC Name	3,5-diamino-6-chloro-N-(diaminomethylidene)pyrazine-2-carboxamide;dihydrate;hydrochloride
InChI Key	LTKVFMLMEYCWMK-UHFFFAOYSA-N
Molecular Formula	C6H13Cl2N7O3

Ethyl 5-aminopyrazine-2-carboxylate, 95%, Thermo Scientific Chemicals

CAS: 54013-06-8 Molecular Formula: C7H9N3O2 Molecular Weight (g/mol): 167.17 MDL Number: MFCD08437665 InChI Key: BLPDHDYKCBRILY-UHFFFAOYSA-N PubChem CID: 22271413 IUPAC Name: ethyl 5-aminopyrazine-2-carboxylate SMILES: CCOC(=O)C1=CN=C(N)C=N1

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Specifications

PubChem CID	22271413
CAS	54013-06-8
Molecular Weight (g/mol)	167.17
MDL Number	MFCD08437665
SMILES	CCOC(=O)C1=CN=C(N)C=N1
IUPAC Name	ethyl 5-aminopyrazine-2-carboxylate
InChI Key	BLPDHDYKCBRILY-UHFFFAOYSA-N
Molecular Formula	C7H9N3O2

3-Amino-6-bromopyrazine-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 486424-37-7 Molecular Formula: C₅H₄BrN₃O₂ Molecular Weight (g/mol): 218.01 InChI Key: MTNAQEKMSVDTAQ-UHFFFAOYSA-N Synonym: 3-amino-6-bromo-pyrazine-2-carboxylic acid,3-amino-6-bromo-2-pyrazinecarboxylic acid,2-amino-5-bromopyrazine-3-carboxylic acid,pyrazinecarboxylic acid, 3-amino-6-bromo,pubchem22388,3-amino-6-bromopyrazine-2-carboxylicacid,acmc-1bna1,ksc235o0r,2-pyrazinecarboxylic acid, 3-amino-6-bromo,3-azanyl-6-bromanyl-pyrazine-2-carboxylic acid PubChem CID: 18521600 IUPAC Name: 3-amino-6-bromopyrazine-2-carboxylic acid SMILES: C1=C(N=C(C(=N1)N)C(=O)O)Br

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Specifications

PubChem CID	18521600
CAS	486424-37-7
Molecular Weight (g/mol)	218.01
SMILES	C1=C(N=C(C(=N1)N)C(=O)O)Br
Synonym	3-amino-6-bromo-pyrazine-2-carboxylic acid,3-amino-6-bromo-2-pyrazinecarboxylic acid,2-amino-5-bromopyrazine-3-carboxylic acid,pyrazinecarboxylic acid, 3-amino-6-bromo,pubchem22388,3-amino-6-bromopyrazine-2-carboxylicacid,acmc-1bna1,ksc235o0r,2-pyrazinecarboxylic acid, 3-amino-6-bromo,3-azanyl-6-bromanyl-pyrazine-2-carboxylic acid
IUPAC Name	3-amino-6-bromopyrazine-2-carboxylic acid
InChI Key	MTNAQEKMSVDTAQ-UHFFFAOYSA-N
Molecular Formula	C₅H₄BrN₃O₂

Aminopyrazine, 99+%

CAS: 5049-61-6 Molecular Formula: C₄H₅N₃ Molecular Weight (g/mol): 95.1 MDL Number: MFCD00006137 InChI Key: XFTQRUTUGRCSGO-UHFFFAOYSA-N Synonym: 2-aminopyrazine,aminopyrazine,pyrazinamine,2-pyrazinamine,pyrazin-2-ylamine,pyrazine-2-ylamine,pyrazine, 2-amino,amino pyrazine,3-aminopyrazine,iminopyrazine PubChem CID: 78747 IUPAC Name: pyrazin-2-amine SMILES: C1=CN=C(C=N1)N

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Specifications

PubChem CID	78747
CAS	5049-61-6
Molecular Weight (g/mol)	95.1
MDL Number	MFCD00006137
SMILES	C1=CN=C(C=N1)N
Synonym	2-aminopyrazine,aminopyrazine,pyrazinamine,2-pyrazinamine,pyrazin-2-ylamine,pyrazine-2-ylamine,pyrazine, 2-amino,amino pyrazine,3-aminopyrazine,iminopyrazine
IUPAC Name	pyrazin-2-amine
InChI Key	XFTQRUTUGRCSGO-UHFFFAOYSA-N
Molecular Formula	C₄H₅N₃

2-Quinoxalinecarboxylic acid, 97%, Thermo Scientific™

CAS: 879-65-2 Molecular Formula: C9H6N2O2 Molecular Weight (g/mol): 174.16 MDL Number: MFCD00012334 InChI Key: UPUZGXILYFKSGE-UHFFFAOYSA-N Synonym: 2-quinoxalinecarboxylic acid,2-quinoxalinecarboxylicacid,unii-m5oe8sn42m,2-carboxyquinoxaline,m5oe8sn42m,2-qca,pubchem9776,carbadox metabolite,acmc-1bl7g,quinoxaline carboxylic acid PubChem CID: 96695 IUPAC Name: quinoxaline-2-carboxylic acid SMILES: OC(=O)C1=CN=C2C=CC=CC2=N1

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Specifications

PubChem CID	96695
CAS	879-65-2
Molecular Weight (g/mol)	174.16
MDL Number	MFCD00012334
SMILES	OC(=O)C1=CN=C2C=CC=CC2=N1
Synonym	2-quinoxalinecarboxylic acid,2-quinoxalinecarboxylicacid,unii-m5oe8sn42m,2-carboxyquinoxaline,m5oe8sn42m,2-qca,pubchem9776,carbadox metabolite,acmc-1bl7g,quinoxaline carboxylic acid
IUPAC Name	quinoxaline-2-carboxylic acid
InChI Key	UPUZGXILYFKSGE-UHFFFAOYSA-N
Molecular Formula	C9H6N2O2

2,4,7-Triamino-6-phenylpteridine, 98%

CAS: 396-01-0 Molecular Formula: C12H11N7 Molecular Weight (g/mol): 253.269 MDL Number: MFCD00006708 InChI Key: FNYLWPVRPXGIIP-UHFFFAOYSA-N Synonym: triamterene,2,4,7-triamino-6-phenylpteridine,dyrenium,triamteren,dytac,pterofen,pterophene,triamteril,triteren,ademin PubChem CID: 5546 IUPAC Name: 6-phenylpteridine-2,4,7-triamine SMILES: C1=CC=C(C=C1)C2=NC3=C(N=C2N)N=C(N=C3N)N

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Specifications

PubChem CID	5546
CAS	396-01-0
Molecular Weight (g/mol)	253.269
MDL Number	MFCD00006708
SMILES	C1=CC=C(C=C1)C2=NC3=C(N=C2N)N=C(N=C3N)N
Synonym	triamterene,2,4,7-triamino-6-phenylpteridine,dyrenium,triamteren,dytac,pterofen,pterophene,triamteril,triteren,ademin
IUPAC Name	6-phenylpteridine-2,4,7-triamine
InChI Key	FNYLWPVRPXGIIP-UHFFFAOYSA-N
Molecular Formula	C12H11N7

2,3-Dicyanopyrazine, Thermo Scientific Chemicals

CAS: 13481-25-9 Molecular Formula: C6H2N4 Molecular Weight (g/mol): 130.11 InChI Key: OTVZGAXESBAAQQ-UHFFFAOYSA-N IUPAC Name: pyrazine-2,3-dicarbonitrile SMILES: N#CC1=NC=CN=C1C#N

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Specifications

CAS	13481-25-9
Molecular Weight (g/mol)	130.11
SMILES	N#CC1=NC=CN=C1C#N
IUPAC Name	pyrazine-2,3-dicarbonitrile
InChI Key	OTVZGAXESBAAQQ-UHFFFAOYSA-N
Molecular Formula	C6H2N4

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