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| Cat. # | Description | CAS # | 
| CA-2163 | 5-Acetyl-2-chloropyrazine | 160252-31-3 | 
| CA-0988 | 2-Amino-3-bromo-5-chloropyrazine | 76537-18-3 | 
| CA-2164 | 2-Amino-3-bromo-5-methylpyrazine | 74290-65-6 | 
| CA-1818 | 2-Amino-3-bromopyrazine | 21943-12-4 | 
| CA-0574 | 2-Amino-5-bromopyrazine | 59489-71-3 | 
| CA-0148 | 3-Amino-6-bromopyrazine-2-carbonitrile | 17231-51-5 | 
| CA-1661 | 3-Amino-6-bromopyrazine-2-carboxylic acid | 486424-37-7 | 
| CA-1662 | 3-Amino-6-bromopyrazine-2-carboxamide | 17890-77-6 | 
| CA-1706 | 3-Amino-6-bromopyrazin-2(1H)-one | 21943-14-6 | 
| CA-1867 | 2-Amino-5-chloropyrazine | 33332-29-5 | 
| CA-0887 | 2-Amino-6-chloropyrazine | 33332-28-4 | 
| CA-1663 | 3-Amino-6-chloropyrazine-2-carboxylic acid | 2727-13-1 | 
| CA-1759 | 2-Amino-3,5-dibromo-6-methylpyrazine | 74290-66-7 | 
| CA-0575 | 2-Amino-3,5-dibromopyrazine | 24241-18-7 | 
| CA-2165 | 2-Amino-3,6-dibromopyrazine | 957230-70-5 | 
| CA-0130 | 2-Amino-3-ethoxypyrazine | 89464-86-8 | 
| CA-0151 | 2-Amino-5-ethoxypyrazine | 647843-58-1 | 
| CA-0056 | 2-Amino-3-hydroxypyrazine | 43029-19-2 | 
| CA-0213 | 2-Amino-3-iodopyrazine | 344329-41-5 | 
| CA-1665 | 3-Amino-6-iodopyrazine-2-carboxylic acid | 875781-48-9 | 
| CA-1035 | 2-Amino-5-methoxypyrazine | 54013-07-9 | 
| CA-2166 | 2-Aminomethyl-3-chloropyrazine hydrochloride | 939412-86-9 | 
| CA-1964 | 2-Amino-5-methylpyrazine | 5521-58-4 | 
| CA-0890 | 2-Amino-6-methylpyrazine | 5521-56-2 | 
| CA-0888 | 2-Aminopyrazine | 5049-61-6 | 
| CA-0918 | 5-Aminopyrazine-2-boronic acid pinacol ester | 947249-41-4 | 
| CA-1178 | 3-Aminopyrazine-2-carbonitrile | 25911-65-3 | 
| CA-0381 | 5-Aminopyrazine-2-carbonitrile | 113305-94-5 | 
| CB-2819 | 7-Benzyl-3-bromo-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine | 601515-08-6 | 
| CB-4127 | 2-Benzyloxy-6-chloropyrazine | 4774-18-9 | 
| CB-2820 | 7-Benzyl-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine | 165894-09-7 | 
| CB-4834 | 5,8-Bis(5-bromothiophen-2-yl)-2,3-bis(3-(octyloxy)phenyl)quinoxaline | 1100761-34-9 | 
| CB-5041 | 5,6-Bis[4-(9,9-dimethylacridin-10-yl)phenyl]pyrazine-2,3-dicarbonitrile | 1883400-34-7 | 
| CB-4474 | Bis[2-(3,5-diphenyl-2-pyrazinyl)phenyl](2,2,6,6-tetramethyl-3,5-heptanedionato)iridium | 1082423-02-6 | 
| CB-4478 | Bis(2-methyldibenzo[f,h]quinoxaline)(acetylacetonate)iridium(III) | 536755-34-7 | 
| CB-5089 | 5,6-Bis(4-(10H-phenoxazin-10-yl)phenyl)pyrazine-2,3-dicarbonitrile | 1883400-36-9 | 
| CB-4475 | Bis(2,3,5-triphenylpyrazinato)(acetylacetonato)iridium(III) | 950984-35-7 | 
| CB-0092 | 7-N-Boc-3-bromo-5,6-dihydro-8H-imidazo[1,2-a]pyrazine | 949922-61-6 | 
| CB-0368 | 7-N-Boc-3-bromo-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazine | 723286-80-4 | 
| CB-0350 | 7-N-Boc-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazine | 723286-79-1 | 
| CB-3292 | 7(3H)-N-Boc-3-oxotetrahydro-1H-oxazolo[3,4-a]pyrazine | 935544-47-1 | 
| CB-1331 | 6-Bromo-8-chloroimidazo[1,2-a]pyrazine | 1208083-37-7 | 
| CB-2625 | 2-Bromo-5-chloropyrazine | 912773-21-8 | 
| CB-2891 | 3-Bromo-5-chloropyrazine-2-carbonitrile | 440124-25-4 | 
| CB-2692 | 6-Bromo-2-chloroquinoxaline | 55687-02-0 | 
| CB-2903 | 2-Bromo-5-cyanopyrazine | 221295-04-1 | 
| CB-2164 | 2-Bromo-5-hydroxypyrazine | 374063-92-0 | 
| CB-0246 | 6-Bromoimidazo[1,2-a]pyrazin-8-amine | 117718-84-0 | 
| CB-2626 | 5-Bromo-3-methoxypyrazin-2-ylamine | 5900-13-0 | 
| CB-3010 | 2-Bromo-3-methylpyrazine | 120984-76-1 | 
| CB-2189 | 2-Bromo-5-methylpyrazine | 98006-90-7 | 
| CB-2190 | 2-Bromo-6-methylpyrazine | 914452-71-4 | 
| CB-5076 | 5-Bromo-1-methylpyrazin-2(1H)-one | 1243288-53-0 | 
| CB-3238 | 6-Bromo-8-(methylthio)imidazo[1,2-a]pyrazine | 887475-71-0 | 
| CB-2191 | 2-Bromo-5-nitropyrazine | 117103-53-4 | 
| CB-3456 | 5-Bromopyrazine-2,3-diamine | 89123-58-0 | 
| CB-2821 | 3-Bromo-1H-pyrazolo[3,4-b]pyrazine | 81411-68-9 | 
| CB-3043 | 7-Bromopyrido[2,3-b]pyrazine | 52333-42-3 | 
| CB-2823 | 3-Bromo-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine hydrochloride | 1188265-60-2 | 
| CB-2824 | 6-Bromothiazolo[5,4-b]pyrazine | 87444-40-4 | 
| CC-1797 | 8-Chloro-3-bromoimidazo[1,2-a]pyrazine | 143591-61-1 | 
| CC-0732 | 2-Chloro-3-cyanopyrazine | 55557-52-3 | 
| CC-0202 | 2-Chloro-5-cyanopyrazine | 36070-75-4 | 
| CC-2370 | 2-Chlorodibenzo[f,h]quinoxaline | 1202564-31-5 | 
| CC-2135 | 2-Chloro-6,7-dimethoxyquinoxaline | 216699-86-4 | 
| CC-1812 | 5-Chloro-2-hydroxypyrazine | 89180-45-0 | 
| CC-2244 | 6-Chloro-2-hydroxypyrazine | 4925-61-5 | 
| CC-1975 | (Z)-3-Chloro-N'-hydroxypyrazine-2-carboximidamide | 175203-31-3 | 
| CC-1798 | 8-Chloroimidazo[1,2-a]pyrazine | 69214-33-1 | 
| CC-1751 | 8-Chloro-3-iodoimidazo[1,2-a]pyrazine | 1049677-32-8 | 
| CC-1363 | 2-Chloro-3-methoxypyrazine | 40155-28-0 | 
| CC-1976 | 2-Chloro-5-methoxypyrazine | 33332-31-9 | 
| CC-2014 | 8-Chloro-2-methylimidazo[1,2-a]pyrazine | 85333-43-3 | 
| CC-0971 | 2-Chloro-6-methylpyrazine | 38557-71-0 | 
| CC-2141 | 2-Chloro-3-methylquinoxaline | 32601-86-8 | 
| CC-2374 | 2-(3-Chlorophenyl)dibenzo[f,h]quinoxaline | 1677677-90-5 | 
| CC-1395 | 2-Chloro-3-phenylquinoxaline | 7065-92-1 | 
| CC-1684 | 3-Chloropyrazin-2-amine | 6863-73-6 | 
| CC-0204 | 5-Chloropyrazine-2-carboxamide | 21279-64-1      | 
| CC-1977 | 6-Chloropyrazine-2-carboxamide | 36070-79-8 | 
| CC-1638 | 3-Chloropyrazine-2-carboxylic acid | 27398-39-6 | 
| CC-1978 | 5-Chloropyrazine-2-carboxylic acid | 36070-80-1 | 
| CC-1979 | 6-Chloropyrazine-2-carboxylic acid | 23688-89-3 | 
| CC-0094 | 6-Chloropyrido[3,2-b]pyrazine | 68236-03-3 | 
| CC-2257 | Coelenteramine | 55779-48-1 | 
| CC-2258 | Coelenterazine 400A | 70217-82-2 | 
| CC-2259 | Coelenterazine H | 50909-86-9 | 
| CD-1948 | 5,8-Dibromo-2,3-bis[3-(octyloxy)phenyl]quinoxaline | 565228-31-1 | 
| CD-1949 | 5,8-Dibromo-2,3-bis(1H-pyrrol-2-yl)quinoxaline | 606126-86-7 | 
| CD-2347 | 5,8-Dibromo-6,7-difluoro-2-(2-hexyldecoxy)quinoxaline;trimethyl-(5-trimethylstannylthiophen-2-yl)stannane | 2269476-13-1 | 
| CD-2348 | 5,8-Dibromo-6,7-difluoro-2-[(2-hexyldecyl)oxy]quinoxaline | 2269476-12-0 | 
| CD-2276 | 5,8-Dibromo-6,7-difluoro-3-methyl-2-[(2-hexyldecyl)oxy]quinoxaline | 2414359-15-0 | 
| CD-1950 | 5,8-Dibromo-2,3-dioctylquinoxaline | 936711-05-6 | 
| CD-2259 | 4,9-Dibromo-6,7-diphenyl[1,2,5]thiadiazolo[3,4-g]quinoxaline | 1262727-09-2 | 
| CD-1729 | 3,5-Dibromo-2-hydroxypyrazine | 21943-15-7 | 
| CD-1904 | 6,8-Dibromoimidazo[1,2-a]pyrazine | 63744-22-9 | 
| CD-1895 | 2,5-Dibromo-3-nitropyrazine | 1245645-88-8 | 
| CD-1586 | 2,5-Dibromopyrazine | 23229-26-7 | 
| CD-0044 | 2,6-Dibromopyrazine | 23229-25-6 | 
| CD-2349 | 5,8-Dibromoquinoxaline | 148231-12-3 | 
| CD-2345 | 5,7-Dibromothieno[3,4-b]pyrazine | 207805-24-1 | 
| CD-1187 | 2,3-Dichlorobenzo[f]quinoxaline | 26907-93-7 | 
| CD-2141 | 2,4-Dichlorobenzo[h]quinoxaline | 1598130-46-1 | 
| CD-0073 | 2,3-Dichloro-6,7-dimethylquinoxaline | 63810-80-0 | 
| CD-1934 | 2,5-Dichloro-3-methoxypyrazine | 36398-43-3 | 
| CD-1588 | 3,5-Dichloropyrazine-2-carbaldehyde | 136866-27-8 | 
| CD-0330 | 3,5-Dichloropyrazine-2-carboxamide | 312736-50-8 | 
| CD-0988 | 2,6-Dichloroquinoxaline | 18671-97-1 | 
| CD-1806 | 2,7-Dichloroquinoxaline | 59489-31-5 | 
| CD-1616 | 2,3-Dicyanopyrazine | 13481-25-9 | 
| CD-1638 | 6,7-Dihydro-5H-pyrrolo[3,4-b]pyrazine | 871792-60-8 | 
| CD-1717 | 2,6-Diiodopyrazine | 58138-79-7 | 
| CD-1833 | Dimethyl pyrazine-2,3-dicarboxylate | 6164-77-8 | 
| CD-2139 | 2,3-Diphenylquinoxaline | 1684-14-6 | 
| CD-2073 | Dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile | 105598-27-4 | 
| CD-2346 | 5,7-Di(2-thienyl)thieno[3,4-b]pyrazine | 156645-42-0 | 
| CE-0307 | Ethyl 5-aminopyrazine-2-carboxylate | 54013-06-8 | 
| CE-0844 | Ethyl 7-N-Boc-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carboxylate | 1053656-22-6 | 
| CE-0843 | Ethyl imidazo[1,2-a]pyrazine-2-carboxylate | 77112-52-8 | 
| CE-0314 | Ethyl 5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-2-carboxylate | 91476-82-3 | 
| CE-0690 | 3-Ethyl-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine | 791777-96-3 | 
| CE-0047 | Ethyl 5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine-3-carboxylate | 723286-68-8 | 
| CH-0598 | 2-Hydrazinylpyrazine | 54608-52-5 | 
| CH-0076 | 2-Hydroxymethyl-6-methylpyrazine | 77164-93-3 | 
| CH-0661 | 2-Hydroxy-5-methylpyrazine | 20721-17-9 | 
| CH-0662 | 2-Hydroxy-6-methylpyrazine | 20721-18-0 | 
| CH-0051 | 3-Hydroxypyrazine-2-carbonitrile | 81411-78-1 | 
| CH-0048 | 3-Hydroxypyrazine-2-carboxamide | 55321-99-8 | 
| CH-0049 | 3-Hydroxypyrazine-2-carboxylic acid | 20737-42-2 | 
| CH-0239 | 5-Hydroxypyrazine-2-carboxylic acid | 34604-60-9 | 
| CI-0062 | Imidazo[1,2-a]pyrazine-2-carbaldehyde | 1017782-15-8 | 
| CI-0467 | Imidazo[1,2-a]pyrazine-2-carboxylic acid | 77112-53-9 | 
| CI-0640 | 9H-Indeno[1,2-b][1,2,5]oxadiazolo[3,4-e]pyrazin-9-one | 67200-34-4 | 
| CI-0542 | 7-Iodo-3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one | 957193-64-5 | 
| CI-0427 | 2-Iodopyrazine | 32111-21-0 | 
| CM-1965 | 6-Methoxy-3-methoxymethyl-5-methylpyrazin-2-amine | 91678-86-3 | 
| CM-1966 | Methyl 3-amino-5-benzylamino-6-chloropyrazine-2-carboxylate | 1154-82-1 | 
| CM-1490 | Methyl 3-amino-6-bromopyrazine-2-carboxylate | 6966-01-4 | 
| CM-1491 | Methyl 3-amino-6-chloropyrazine-2-carboxylate | 1458-03-3 | 
| CM-1492 | Methyl 3-amino-6-iodopyrazine-2-carboxylate | 1458-16-8 | 
| CM-1269 | Methyl 5-chloropyrazine-2-carboxylate | 33332-25-1 | 
| CM-1731 | Methyl 6-chloropyrazine-2-carboxylate | 23611-75-8 | 
| CM-1125 | Methyl 3,5-diamino-6-chloropyrazine-2-carboxylate | 1458-01-1 | 
| CM-2400 | 2-Methyldibenzo[f,h]quinoxaline | 536753-86-3 | 
| CM-2006 | Methyl 6-methoxypyrazine-2-carboxylate | 23813-24-3 | 
| CM-2281 | Methyl 6-methylpyrazine-2-carboxylate | 41110-38-7 | 
| CM-1665 | 3-Methylpyrazine-2-carboxylic acid | 41110-28-5 | 
| CM-0092 | 5-Methylpyrazine-2-carboxylic acid | 5521-55-1 | 
| CM-2040 | 6-Methylpyrazine-2-carboxylic acid | 5521-61-9 | 
| CM-0856 | 5-Methylpyrazine-2,3-dicarboxylic acid | 5521-60-8 | 
| CM-1666 | 3-Methylpyrazin-2-ol | 19838-07-4 | 
| CM-1667 | 3-Methylpyrazin-2-amine | 19838-08-5 | 
| CO-0006 | 4-Oxo-5-methylpyrazine-2-carboxylic acid | 51037-30-0 | 
| CO-0138 | 6-Oxo-1,6-dihydropyrazine-2,3-dicarboxamide | 73403-52-8 | 
| CP-0094 | 3-Phenyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine | 885281-16-3 | 
| CP-0024 | 6-Propoxy-2-pyrazinecarboxylic acid | 59484-69-4 | 
| CP-0931 | Pyrazine-2-acetic acid | 140914-89-2 | 
| CP-0855 | Pyrazine-2-carbaldehyde | 5780-66-5 | 
| CP-0414 | Pyrazine-2-carboximidamide | 138588-41-7 | 
| CP-0060 | Pyrazine-2,3,5,6-tetracarboxylic acid | 43193-60-8 | 
| CP-0857 | Pyrazin-2-ol | 6270-63-9 | 
| CP-1071 | Pyrazino[2,3-f][1,10]phenanthroline-2,3-dicarbonitrile | 215611-93-1 | 
| CP-0055 | Pyrazin-2-ylmethanamine hydrochloride | 39204-49-4 | 
| CP-0879 | 1H-Pyrazolo[3,4-b]pyrazin-3-amine | 81411-64-5 | 
| CP-1061 | N-(2-Pyrazinyl)-2-pyrazinamine | 533930-18-6 | 
| CP-0125 | Pyrido[2,3-b]pyrazin-7-amine | 804551-62-0 | 
| CQ-0050 | Quinoxaline-6-acetic acid | 473932-16-0 | 
| CQ-0038 | Quinoxaline-5-carbaldehyde | 141234-08-4 | 
| CQ-0039 | Quinoxaline-6-carbaldehyde | 130345-50-5 | 
| CQ-0010 | Quinoxaline-2-carboxylic acid | 879-65-2 | 
| CQ-0042 | Quinoxaline-6-carboxylic acid | 6925-00-4 | 
| CQ-0049 | Quinoxaline-6-sulfonyl chloride | 692737-70-5 | 
| CT-0876 | 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine hydrochloride | 601515-49-5 | 
| CT-0567 | 1,2,3,4-Tetrahydroquinoxaline | 3476-89-9 | 
| CT-0336 | 5,6,7,8-Tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride | 837430-14-5 | 
| CT-0902 | 5-(Trifluoromethyl)pyrazine-2-amine | 69816-38-2 | 
| CT-0843 | 2-Trifluoromethyl-5,6,7,8-tetrahydro-8-methylimidazo[1,2-a]pyrazin | 611240-70-1 | 
| CT-0075 | 2-Trifluoromethyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyrazine | 681249-57-0 | 
| CT-0545 | 3-Trifluoromethyl-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine hydrochloride | 762240-92-6 |