化工字典查询：
首页\化工字典\CAS查询
CAS号名称物化性质分子式分子量
2704950-80-99-(4-oxidopyrazin-4-ium-2-yl)-8,9-diazatricyclo[4.3.0.0²⁴]nona-1(6),7-diene-7-carboxylic acid
 C12H10N4O3258.2324
1590409-71-48-溴-5-氯吡啶并[3,4-b]吡嗪
8-Bromo-5-chloropyrido[3,4-b]pyrazine		 C7H3BrClN3244.48
17257-97-58-氯吡嗪并[2,3-D]哒嗪-5(6H)-酮
Pyrazino[2,3-d]pyridazin-5(6H)-one, 8-chloro-		密度：1.87±0.1 g/cm3(Predicted)
熔点：270-271 °C
 C6H3ClN4O182.57
611240-68-78-氯-2-(三氟甲基)咪唑并[1,2-a]吡嗪
8-Chloro-2-(trifluoromethyl)imidazo[1,2-a]pyrazine		密度：1.68±0.1 g/cm3(Predicted)
 C7H3ClF3N3221.57
142744-38-58-乙氧基咪唑并[1,2-a]吡嗪
8-Ethoxy-iMidazo[1,2-a]pyrazine		 C8H9N3O163.1766
2306270-59-57-碘-5-甲基-吡咯并[2,3-b]吡嗪
7-Iodo-5-methyl-pyrrolo[2,3-b]pyrazine		密度：2.07±0.1 g/cm3(Predicted)
沸点：345.0±37.0 °C(Predicted)
 C7H6IN3259.05
341939-31-97-溴-2,3-二氯吡啶并[2,3-b]吡嗪
7-Bromo-2,3-dichloropyrido[2,3-b]pyrazine		 C7H2BrCl2N3278.92
52333-31-07-溴-1,2,3,4-四氢吡啶并[2,3-b]吡嗪
7-Bromo-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine		 C7H8BrN3214.06
2250243-20-87-氯吡咯并[1,2-a]吡嗪-3-甲酸甲酯
Methyl 7-chloropyrrolo[1,2-a]pyrazine-3-carboxylate		密度：1.42±0.1 g/cm3(Predicted)
 C9H7ClN2O2210.62
1934925-12-86-甲基咪唑并[1,2-a]吡嗪-3-羧酸
6-Methylimidazo[1,2-a]pyrazine-3-carboxylic acid		密度：1.49±0.1 g/cm3(Predicted)
 C8H7N3O2177.1601
1159815-57-26-溴-8-苯基咪唑并[1,2-a]吡嗪
6-Bromo-8-phenylimidazo[1,2-a]pyrazine		 C12H8BrN3274.12
1017604-40-86-溴-5-氯吡嗪-2-羧酸
6-Bromo-5-chloropyrazine-2-carboxylic acid		密度：2.037±0.06 g/cm3(Predicted)
沸点：375.1±42.0 °C(Predicted)
 C5H2BrClN2O2237.44
1260665-53-96-溴-3-氯吡嗪-2-羧酸
6-Bromo-3-chloropyrazine-2-carboxylic acid		 C5H2BrClN2O2237.44
1410166-55-06-溴-3-氯吡嗪-2(1H)-酮
6-Bromo-3-chloropyrazin-2(1H)-one		 C4H2BrClN2O209.43
1197239-56-76-氰基吡嗪-2-羧酸
6-Cyanopyrazine-2-carboxylicacid		密度：1.54±0.1 g/cm3(Predicted)
沸点：382.2±42.0 °C(Predicted)
 C6H3N3O2149.11
2215028-64-96-氯-3-碘-1-四氢吡喃-2-基-吡唑并[3,4-b]吡嗪
6-Chloro-3-iodo-1-tetrahydropyran-2-yl-pyrazolo[3,4-b]pyrazine		密度：2.19±0.1 g/cm3(Predicted)
沸点：451.6±45.0 °C(Predicted)
 C10H10ClIN4O364.5701
13484-49-66-氯-3-甲氧基吡嗪-2-胺
6-Chloro-3-methoxypyrazin-2-amine		 C5H6ClN3O159.575
1638768-76-96-氯-3-甲基-1H-吡唑并[3,4-b]吡嗪
6-Chloro-3-methyl-1H-pyrazolo[3,4-b]pyrazine		密度：1.535±0.06 g/cm3(Predicted)
沸点：310.1±37.0 °C(Predicted)
 C6H5ClN4168.58
2089316-48-16-氯-1-甲基吡嗪-2(1H)-酮
6-Chloro-1-methylpyrazin-2(1H)-one		密度：1.37±0.1 g/cm3(Predicted)
沸点：196.7±50.0 °C(Predicted)
 C5H5ClN2O144.56
1539296-65-56-氯-1-甲基-吡唑并[3,4-b]吡嗪
6-Chloro-1-methyl-1H-pyrazolo[3,4-b]pyrazine		密度：1.59±0.1 g/cm3(Predicted)
沸点：264.6±35.0 °C(Predicted)
 C6H5ClN4168.58
1314975-91-16-氧代-1,6-二氢吡嗪-2-羧酸钠
sodium6-hydroxypyrazine-2-carboxylate		 C5H3N2NaO3162.08
356783-46-56-fluoropyrazine-2-carbonitrile
 C5H2N3F123.0878
1782214-35-06-bromo-2-chlorothieno[2,3-b]pyrazine
 C6H2BrClN2S249.5154
3430-08-86-(甲硫基)吡嗪-2-胺
6-(Methylthio)pyrazin-2-amine		 C5H7N3S141.19
1159819-32-56-(4-(三氟甲基)苯基)吡嗪-2-胺
6-(4-(Trifluoromethyl)phenyl)pyrazin-2-amine		 C11H8F3N3239.20
91416-90-95-碘-3-甲基吡嗪-2-胺
5-Iodo-3-methylpyrazin-2-amine		密度：2.017±0.06 g/cm3(Predicted)
熔点：95-96 °C
沸点：324.9±42.0 °C(Predicted)
 C5H6IN3235.03
15986-94-45-甲基-6-丙基-2,3-二氢吡嗪
5-methyl-6-propyl-2,3-dihydro-pyrazine		 C8H14N2138.21
88394-05-25-甲基-3-氧代-3,4-二氢吡嗪-2-甲酰胺
5-Methyl-3-oxo-3,4-dihydropyrazine-2-carboxamide		密度：1.52 g/cm3(Predicted)
熔点：219-220 °C
 C6H7N3O2153.14
55478-78-95-溴-[1,2,4]三唑并[1,5-a]吡嗪
5-Bromo-[1,2,4]triazolo[1,5-a]pyrazine		 C5H3N4Br199
1823888-27-25-溴-6-甲基吡嗪-2-羧酸甲酯
Methyl 5-bromo-6-methylpyrazine-2-carboxylate		 C7H7BrN2O2231.05
913282-74-35-溴-6-氯-2(1H)-吡嗪酮
5-Bromo-6-chloropyrazin-2(1H)-one		 C4H2BrClN2O209.43
1204809-95-95-溴-3-碘-1H-吡唑并[3,4-b]吡嗪
5-Bromo-3-iodo-1H-pyrazolo[3,4-b]pyrazine		密度：2.712±0.06 g/cm3(Predicted)
沸点：413.9±40.0 °C(Predicted)
 C5H2BrIN4324.91
2288709-85-15-溴-3-甲氧基吡嗪-2-甲醛
5-Bromo-3-methoxypyrazine-2-carbaldehyde		密度：1.699±0.06 g/cm3(Predicted)
沸点：269.5±40.0 °C at 760 mmHg
 C6H5BrN2O2217.02
446286-73-35-溴-3-甲氧基-N-甲基吡嗪-2-胺
5-Bromo-3-methoxy-N-methylpyrazin-2-amine		密度：1.608±0.06 g/cm3(Predicted)
沸点：243.8±40.0 °C(Predicted)
 C6H8BrN3O218.05
1360552-59-55-溴-3-(三氟甲基)吡嗪-2-胺
5-Bromo-3-(trifluoromethyl)pyrazin-2-amine		密度：1.892±0.06 g/cm3(Predicted)
沸点：234.0±35.0 °C(Predicted)
 C5H3BrF3N3242
1393541-34-85-溴-2-甲氧基-3-甲基吡嗪
5-Bromo-2-methoxy-3-methylpyrazine		密度：1.534±0.06 g/cm3(Predicted)
沸点：215.9±35.0 °C(Predicted)
 C6H7BrN2O203.04
2061980-26-35-氯-6-乙基-3-羟基吡嗪-2-甲酰胺
5-Chloro-6-ethyl-3-hydroxypyrazine-2-carboxamide		 C7H8ClN3O2201.61
1823290-98-75-氯-3-碘吡嗪-2-胺
5-Chloro-3-iodopyrazin-2-amine		 C4H3ClIN3255.44
1260665-75-55-氯-3-甲基吡嗪-2-甲腈
5-Chloro-3-methylpyrazine-2-carbonitrile		 C6H4ClN3153.57
1244776-65-55-氯-3-乙炔基吡嗪-2-胺
5-Chloro-3-ethynylpyrazin-2-amine		密度：1.42±0.1 g/cm3(Predicted)
沸点：321.3±42.0 °C(Predicted)
 C6H4ClN3153.57
412270-66-05-氯-2,3-二苯基吡嗪 赛乐西帕
2-4-[(5,6-Diphenyl-2-Pyrazinyl)(Isopropyl)Amino]Butoxy-N-(Methylsulfonyl)Acetamide
116527-52-75-氯-1H-吡唑并[3,4-B]吡嗪
5-Chloro-1H-pyrazolo[3,4-b]pyrazine		密度：1.84±0.1 g/cm3(Predicted)
沸点：230.3±50.0 °C(Predicted)
 C5H3ClN4154.5571
1823921-17-05-氨基-6-溴-3-甲基-2-吡嗪羧酸甲酯
methyl 5-amino-6-bromo-3-methylpyrazine-2-carboxylate		 C7H8BrN3O2246.06
1197231-40-55-氟-2,3-二氢-7-苯并呋喃羧酸
5-fluoro-2,3-dihydro-1-benzofuran-7-carboxylic acid		密度：1.442±0.06 g/cm3(Predicted)
沸点：329.6±42.0 °C(Predicted)
 C9H7FO3182.1485
2068726-61-25-乙烯基吡嗪-2-羧酸甲酯
Methyl 5-vinylpyrazine-2-carboxylate		密度：1.174±0.06 g/cm3(Predicted)
沸点：267.8±40.0 °C(Predicted)
 C8H8N2O2164.16
59489-38-25-tert-butylpyrazin-2-amine
 C8H13N3151.2084
1133433-93-85-Bromo-3-hydroxy-1-methylpyrazin-2(1H)-one
 C5H5BrN2O2205.01
642084-47-75-(苄氧基)吡嗪-2-胺
5-(Benzyloxy)pyrazin-2-amine		 C11H11N3O201.225
1339179-12-25-(甲基氨基)吡嗪-2-羧酸
5-(Methylamino)pyrazine-2-carboxylic acid		密度：1.419±0.06 g/cm3(Predicted)
沸点：363.0±42.0 °C(Predicted)
 C6H7N3O2153.14
1159815-73-25-(四氢-2H-吡喃-4-基)吡嗪-2-胺
5-(Tetrahydro-2H-pyran-4-yl)pyrazin-2-amine		密度：1.191±0.06 g/cm3(Predicted)
沸点：368.5±42.0 °C(Predicted)
 C9H13N3O179.22
共11603页，第10728页
1...5362...107241072510726107271072810729107301073110732...11168...11603
| 首页 | CAS NO | 联系我们 | 会员服务 | 推广服务 | 友情链接 |
版权所有 CopyRight © 2008-2025 粤ICP备08119708号