accessibility menu, dialog, popup

Test

Pyrazines

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.
Molecular Weight (g/mol) 
  • (8)
  • (3)
  • (1)
  • (2)
  • (3)
  • (2)
  • (2)
  • (2)
  • (3)
  • (2)
  • (9)
  • (6)
  • (2)
  • (4)
  • (3)
  • (1)
  • (2)
  • (4)
  • (3)
  • (2)
  • (2)
  • (5)
  • (4)
  • (3)
  • (2)
  • (2)
  • (1)
  • (2)
  • (3)
  • (1)
  • (2)
  • (2)
  • (3)
  • (3)
  • (1)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (4)
  • (2)
  • (3)
Quantity 
  • (33)
  • (4)
  • (5)
  • (6)
  • (3)
  • (15)
  • (15)
  • (32)
  • (2)
  • (5)
  • (1)
  • (2)
Percent Purity 
  • (1)
  • (1)
  • (7)
  • (5)
  • (4)
  • (16)
  • (6)
  • (33)
  • (25)
  • (16)
  • (4)
  • (3)
Physical Form 
  • (1)
  • (6)
  • (3)
  • (4)
  • (2)
  • (31)
Boiling Point 
  • (3)
  • (2)
  • (1)
  • (2)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

No results found within this category. Try removing some selected filters and try again.

category

brands

  • (13)
  • (36)
  • (10)
  • (5)

special offers

  • (4)

Molecular Weight (g/mol)

  • (8)
  • (3)
  • (1)
  • (2)
  • (3)
  • (2)
  • (2)
  • (2)
  • (3)
  • (2)
  • (9)
  • (6)
  • (2)
  • (4)
  • (3)
  • (1)
  • (2)
  • (4)
  • (3)
  • (2)
  • (2)
  • (5)
  • (4)
  • (3)
  • (2)
  • (2)
  • (1)
  • (2)
  • (3)
  • (1)
  • (2)
  • (2)
  • (3)
  • (3)
  • (1)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (4)
  • (2)
  • (3)

Quantity

  • (33)
  • (4)
  • (5)
  • (6)
  • (3)
  • (15)
  • (15)
  • (32)
  • (2)
  • (5)
  • (1)
  • (2)

Percent Purity

  • (1)
  • (1)
  • (7)
  • (5)
  • (4)
  • (16)
  • (6)
  • (33)
  • (25)
  • (16)
  • (4)
  • (3)

Physical Form

  • (1)
  • (6)
  • (3)
  • (4)
  • (2)
  • (31)

Boiling Point

  • (3)
  • (2)
  • (1)
  • (2)

Grade

  • (3)
1 – 15 of 57 results
1

Pyrazine-2,3-dicarboxylic acid, 98%, Thermo Scientific Chemicals

CAS: 89-01-0 Molecular Formula: C6H4N2O4 Molecular Weight (g/mol): 168.108 MDL Number: MFCD00006131 InChI Key: ZUCRGHABDDWQPY-UHFFFAOYSA-N Synonym: 2,3-pyrazinedicarboxylic acid,pyrazine-2,3-dicarboxylate,2,3-dicarboxypyrazine,2,3-pyrazine dicarboxylic acid,unii-qnn35wof29,2,3-pyrazinedicarboxylicacid,qnn35wof29,2,3-pyrazinedcarboxylicacid,pubchem8610,acmc-209qye PubChem CID: 66628 IUPAC Name: pyrazine-2,3-dicarboxylic acid SMILES: C1=CN=C(C(=N1)C(=O)O)C(=O)O

PubChem CID 66628
CAS 89-01-0
Molecular Weight (g/mol) 168.108
MDL Number MFCD00006131
SMILES C1=CN=C(C(=N1)C(=O)O)C(=O)O
Synonym 2,3-pyrazinedicarboxylic acid,pyrazine-2,3-dicarboxylate,2,3-dicarboxypyrazine,2,3-pyrazine dicarboxylic acid,unii-qnn35wof29,2,3-pyrazinedicarboxylicacid,qnn35wof29,2,3-pyrazinedcarboxylicacid,pubchem8610,acmc-209qye
IUPAC Name pyrazine-2,3-dicarboxylic acid
InChI Key ZUCRGHABDDWQPY-UHFFFAOYSA-N
Molecular Formula C6H4N2O4
2

2-Pyrazinecarboxylic acid, 99%, Thermo Scientific Chemicals

CAS: 98-97-5 Molecular Formula: C5H4N2O2 Molecular Weight (g/mol): 124.1 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

PubChem CID 1047
CAS 98-97-5
Molecular Weight (g/mol) 124.1
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
4

5-Chloropyrazine-2-carboxylic acid, 95%, Thermo Scientific Chemicals

CAS: 36070-80-1 Molecular Formula: C5H3ClN2O2 Molecular Weight (g/mol): 158.541 MDL Number: MFCD09033269 InChI Key: FXJOTWLLDJYKAG-UHFFFAOYSA-N Synonym: 5-chloro-2-pyrazinecarboxylic acid,5-chloro-pyrazine-2-carboxylic acid,5-chloropyrazinoic acid,pyrazinecarboxylic acid, 5-chloro,5-chlopopyrazine-2-carboxylic acid,2-pyrazinecarboxylic acid, 5-chloro,2-carboxy-5-chloropyrazine,5-chloro-pyrazine-2-carboxylicacid,2-carboxy-5-chloro-pyrazine,ksc222q7d PubChem CID: 465472 IUPAC Name: 5-chloropyrazine-2-carboxylic acid SMILES: C1=C(N=CC(=N1)Cl)C(=O)O

PubChem CID 465472
CAS 36070-80-1
Molecular Weight (g/mol) 158.541
MDL Number MFCD09033269
SMILES C1=C(N=CC(=N1)Cl)C(=O)O
Synonym 5-chloro-2-pyrazinecarboxylic acid,5-chloro-pyrazine-2-carboxylic acid,5-chloropyrazinoic acid,pyrazinecarboxylic acid, 5-chloro,5-chlopopyrazine-2-carboxylic acid,2-pyrazinecarboxylic acid, 5-chloro,2-carboxy-5-chloropyrazine,5-chloro-pyrazine-2-carboxylicacid,2-carboxy-5-chloro-pyrazine,ksc222q7d
IUPAC Name 5-chloropyrazine-2-carboxylic acid
InChI Key FXJOTWLLDJYKAG-UHFFFAOYSA-N
Molecular Formula C5H3ClN2O2
5

2-Amino-5-methylpyrazine, 98%, Thermo Scientific Chemicals

CAS: 5521-58-4 Molecular Formula: C5H7N3 Molecular Weight (g/mol): 109.132 MDL Number: MFCD08437664 InChI Key: ZNQOALAKPLGUPH-UHFFFAOYSA-N Synonym: 2-amino-5-methylpyrazine,5-methyl-pyrazin-2-ylamine,5-methyl-2-pyrazinamine,pyrazinamine, 5-methyl,2-amino-5 methylpyrazine,5-methyl-2-aminopyrazine,2-amino-5-methyl pyrazine,5-methylpyrazine-2-ylamine,2-pyrazinamine, 5-methyl,pubchem15710 PubChem CID: 313215 IUPAC Name: 5-methylpyrazin-2-amine SMILES: CC1=CN=C(C=N1)N

PubChem CID 313215
CAS 5521-58-4
Molecular Weight (g/mol) 109.132
MDL Number MFCD08437664
SMILES CC1=CN=C(C=N1)N
Synonym 2-amino-5-methylpyrazine,5-methyl-pyrazin-2-ylamine,5-methyl-2-pyrazinamine,pyrazinamine, 5-methyl,2-amino-5 methylpyrazine,5-methyl-2-aminopyrazine,2-amino-5-methyl pyrazine,5-methylpyrazine-2-ylamine,2-pyrazinamine, 5-methyl,pubchem15710
IUPAC Name 5-methylpyrazin-2-amine
InChI Key ZNQOALAKPLGUPH-UHFFFAOYSA-N
Molecular Formula C5H7N3
6

Aminopyrazine, 99+%, Thermo Scientific Chemicals

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

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
7

3,5-Dimethylpyrazin-2-amine, ≥97%, Thermo Scientific™

CAS: 91678-81-8 Molecular Formula: C6H9N3 Molecular Weight (g/mol): 123.159 MDL Number: MFCD00107172 InChI Key: GZZRWBRYYZGTNW-UHFFFAOYSA-N Synonym: 2-amino-3,5-dimethylpyrazine,3,5-dimethyl-2-pyrazinamine,3,5-dimethylpyrazine-2-ylamine,pyrazinamine, 3,5-dimethyl,2-pyrazinamine, 3,5-dimethyl,3,5-dimethyl-pyrazinamine,2-amino-3,5-dimethyl-1,4-diazine,3,5-dimethylpyrazin-2-ylamine PubChem CID: 2774764 IUPAC Name: 3,5-dimethylpyrazin-2-amine SMILES: CC1=CN=C(C(=N1)C)N

PubChem CID 2774764
CAS 91678-81-8
Molecular Weight (g/mol) 123.159
MDL Number MFCD00107172
SMILES CC1=CN=C(C(=N1)C)N
Synonym 2-amino-3,5-dimethylpyrazine,3,5-dimethyl-2-pyrazinamine,3,5-dimethylpyrazine-2-ylamine,pyrazinamine, 3,5-dimethyl,2-pyrazinamine, 3,5-dimethyl,3,5-dimethyl-pyrazinamine,2-amino-3,5-dimethyl-1,4-diazine,3,5-dimethylpyrazin-2-ylamine
IUPAC Name 3,5-dimethylpyrazin-2-amine
InChI Key GZZRWBRYYZGTNW-UHFFFAOYSA-N
Molecular Formula C6H9N3
9

2-Amino-5-bromopyrazine, 97%, Thermo Scientific Chemicals

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

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
10

5-Methylpyrazine-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 5521-55-1 Molecular Formula: C6H6N2O2 Molecular Weight (g/mol): 138.126 MDL Number: MFCD00068241 InChI Key: RBYJWCRKFLGNDB-UHFFFAOYSA-N Synonym: 5-methyl-2-pyrazinecarboxylic acid,2-methylpyrazine-5-carboxylic acid,pyrazinecarboxylic acid, 5-methyl,unii-b861rs5nhi,5-methylpyrazinecarboxylic acid,5-methyl pyrazine-2-carboxylic acid,5-methyl-pyrazine-2-carboxylic acid,2-carboxy-5-methylpyrazine,2-methyl-5-pyrazinoic acid,b861rs5nhi PubChem CID: 122831 IUPAC Name: 5-methylpyrazine-2-carboxylic acid SMILES: CC1=NC=C(N=C1)C(=O)O

PubChem CID 122831
CAS 5521-55-1
Molecular Weight (g/mol) 138.126
MDL Number MFCD00068241
SMILES CC1=NC=C(N=C1)C(=O)O
Synonym 5-methyl-2-pyrazinecarboxylic acid,2-methylpyrazine-5-carboxylic acid,pyrazinecarboxylic acid, 5-methyl,unii-b861rs5nhi,5-methylpyrazinecarboxylic acid,5-methyl pyrazine-2-carboxylic acid,5-methyl-pyrazine-2-carboxylic acid,2-carboxy-5-methylpyrazine,2-methyl-5-pyrazinoic acid,b861rs5nhi
IUPAC Name 5-methylpyrazine-2-carboxylic acid
InChI Key RBYJWCRKFLGNDB-UHFFFAOYSA-N
Molecular Formula C6H6N2O2
11

Pyrazine-2-carboxylic acid, 99%, Thermo Scientific Chemicals

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

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
12

3-Hydroxypyrazine-2-carboxamide, 98%, Thermo Scientific Chemicals

CAS: 55321-99-8 Molecular Formula: C5H5N3O2 Molecular Weight (g/mol): 139.114 MDL Number: MFCD00233977 InChI Key: SZPBAPFUXAADQV-UHFFFAOYSA-N Synonym: 3-hydroxypyrazine-2-carboxamide,3-oxo-3,4-dihydropyrazine-2-carboxamide,pyrazinecarboxamide, 3,4-dihydro-3-oxo,3-hydroxy-2-pyrazinecarboxamide,pyrazine-2-carboxamide, 3-hydroxy,3-hydroxypyrazine-2-carboxamine,3-oxo-4h-pyrazine-2-carboxamide,t6mv dnj cvz wln,d09vhw,d0s5ry PubChem CID: 294642 IUPAC Name: 2-oxo-1H-pyrazine-3-carboxamide SMILES: C1=CN=C(C(=O)N1)C(=O)N

PubChem CID 294642
CAS 55321-99-8
Molecular Weight (g/mol) 139.114
MDL Number MFCD00233977
SMILES C1=CN=C(C(=O)N1)C(=O)N
Synonym 3-hydroxypyrazine-2-carboxamide,3-oxo-3,4-dihydropyrazine-2-carboxamide,pyrazinecarboxamide, 3,4-dihydro-3-oxo,3-hydroxy-2-pyrazinecarboxamide,pyrazine-2-carboxamide, 3-hydroxy,3-hydroxypyrazine-2-carboxamine,3-oxo-4h-pyrazine-2-carboxamide,t6mv dnj cvz wln,d09vhw,d0s5ry
IUPAC Name 2-oxo-1H-pyrazine-3-carboxamide
InChI Key SZPBAPFUXAADQV-UHFFFAOYSA-N
Molecular Formula C5H5N3O2
13

2-Ethyl-3-methoxypyrazine, 99%, Thermo Scientific™

CAS: 25680-58-4 Molecular Formula: C7H10N2O Molecular Weight (g/mol): 138.17 MDL Number: MFCD00006129 InChI Key: DPCILIMHENXHQX-UHFFFAOYSA-N Synonym: 2-methoxy-3-ethylpyrazine,pyrazine, 2-ethyl-3-methoxy,3-ethyl-2-methoxypyrazine,unii-zbm5ld0we9,2-ethyl-3-methoxy-pyrazine,zbm5ld0we9,2-methoxy-3-ethyl pyrazine,pyrazine, 3-ethyl-2-methoxy,acmc-20ai24,ksc494q2n PubChem CID: 33135 IUPAC Name: 2-ethyl-3-methoxypyrazine SMILES: CCC1=NC=CN=C1OC

PubChem CID 33135
CAS 25680-58-4
Molecular Weight (g/mol) 138.17
MDL Number MFCD00006129
SMILES CCC1=NC=CN=C1OC
Synonym 2-methoxy-3-ethylpyrazine,pyrazine, 2-ethyl-3-methoxy,3-ethyl-2-methoxypyrazine,unii-zbm5ld0we9,2-ethyl-3-methoxy-pyrazine,zbm5ld0we9,2-methoxy-3-ethyl pyrazine,pyrazine, 3-ethyl-2-methoxy,acmc-20ai24,ksc494q2n
IUPAC Name 2-ethyl-3-methoxypyrazine
InChI Key DPCILIMHENXHQX-UHFFFAOYSA-N
Molecular Formula C7H10N2O
14

3-Aminopyrazine-2-carboxylic acid, 99+%, Thermo Scientific Chemicals

CAS: 5424-01-1 Molecular Formula: C5H5N3O2 Molecular Weight (g/mol): 139.11 MDL Number: MFCD00006141 InChI Key: ZAGZIOYVEIDDJA-UHFFFAOYSA-N Synonym: 3-amino-2-pyrazinecarboxylic acid,pyrazinecarboxylic acid, 3-amino,2-amino-3-pyrazinecarboxylic acid,3-aminopiperazine-2-carboxylic acid,2-aminopyrazine-3-carboxylic acid,2-pyrazinecarboxylic acid, 3-amino,3-aminopyrazine-2-carboxyliacid,zlchem 459,pubchem8544,3-aminopyrazinoic acid PubChem CID: 72656 IUPAC Name: 3-aminopyrazine-2-carboxylic acid SMILES: C1=CN=C(C(=N1)C(=O)O)N

PubChem CID 72656
CAS 5424-01-1
Molecular Weight (g/mol) 139.11
MDL Number MFCD00006141
SMILES C1=CN=C(C(=N1)C(=O)O)N
Synonym 3-amino-2-pyrazinecarboxylic acid,pyrazinecarboxylic acid, 3-amino,2-amino-3-pyrazinecarboxylic acid,3-aminopiperazine-2-carboxylic acid,2-aminopyrazine-3-carboxylic acid,2-pyrazinecarboxylic acid, 3-amino,3-aminopyrazine-2-carboxyliacid,zlchem 459,pubchem8544,3-aminopyrazinoic acid
IUPAC Name 3-aminopyrazine-2-carboxylic acid
InChI Key ZAGZIOYVEIDDJA-UHFFFAOYSA-N
Molecular Formula C5H5N3O2
15

3-Aminopyrazine-2-carboxylic acid, 98%, Thermo Scientific Chemicals

CAS: 5424-01-1 MDL Number: MFCD00006141

CAS 5424-01-1
MDL Number MFCD00006141