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4-hydroxy carbazole

4-hydroxy carbazole   CAS No. [52602-39-8]       [Structure]:         Appearance Off-white crystalline powderMP 169 -- 171 °C Assay ≥ 99.0%Water ≤ 0.5%1,2,3,9-tetrahydro-4H-Carbazole-4-one ≤1.0%

Carvedilol 4-Hydroxy carbazole/CAS NO. 52602-39-8