2,7-Dihydroxy-9-fluorenone

CAS number:42523-29-5

Molecular formula:C13H8O3

molecular weight:212.2

Chemical structure:

Items

Specification

Result

Appearance

Red to brown crystalline powder

Red to brown crystalline powder

Assay

99.0%

99.8%

Melting point

335-338

335-337

Loss on drying

1.0%

0.57%

Total impurity

1.0%

0.20%

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