2227272-78-6 5-Ethynyl-3-phenylpyrazin-2-amine
BD008054252227272-78-695%
¥4776.01g
41270-67-1 3-Phenylpyrazin-2-amine
BD26366241270-67-195%
¥1969.01g
344940-70-1 5-Bromo-3-phenylpyrazin-2-amine
BD245756344940-70-195%
¥771.01g
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