吡嗪是具有化学式C4H4N2的杂环芳香族有机化合物.
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97% CAS No.:647843-58-1
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97% CAS No.:13134-31-1
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97% CAS No.:13134-38-8
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95+% CAS No.:762263-64-9
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98% (contains 1-(3,6-Dimethylpyrazin-2-yl)ethanone CAS No.:54300-08-2
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98% CAS No.:1208542-95-3
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97% CAS No.:937669-80-2
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95+% CAS No.:54300-10-6
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95+% CAS No.:912773-15-0
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95% CAS No.:1196152-38-1
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95+% CAS No.:105985-17-9
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97% CAS No.:912773-21-8
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95+% CAS No.:161611-46-7
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98% CAS No.:15707-23-0
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95+% CAS No.:205692-63-3
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95+% CAS No.:25513-92-2
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95% CAS No.:15707-34-3
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97% CAS No.:1956319-38-2
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97% CAS No.:312736-49-5
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