857548-74-4
2,7-bis-chloroacetyl-thianthrene
→
154341-96-5
thianthrene-2,7-dicarboxylic acid
50314-39-1
2,7-二乙酰基噻蒽
98-88-4
苯甲酰氯
92-85-3
噻蒽
65178-26-9
dimethyl thianthrene-2,7-dicarboxylate