The 9H-Fluorene-9-carboxylicacid, 9-hydroxy-, methyl ester, with the CAS registry number 1216-44-0, has the systematic name of methyl 9-hydroxy-9H-fluorene-9-carboxylate. It should be stored at 0-6°C. And the molecular formula of the chemical is C₁₅H₁₂O₃.

The characteristics of 9H-Fluorene-9-carboxylicacid, 9-hydroxy-, methyl ester are as followings: (1)ACD/LogP: 1.99; (2)# of Rule of 5 Violations: 0 ; (3)#H bond acceptors: 3; (4)#H bond donors: 1; (5)#Freely Rotating Bonds: 3; (6)Polar Surface Area: 35.53 Å²; (7)Index of Refraction: 1.651; (8)Molar Refractivity: 66.24 cm³; (9)Molar Volume: 181.3 cm³; (10)Polarizability: 26.26×10^-24cm³; (11)Surface Tension: 59.3 dyne/cm; (12)Density: 1.324 g/cm³; (13)Flash Point: 123.8 °C; (14)Enthalpy of Vaporization: 61.15 kJ/mol; (15)Boiling Point: 336.2 °C at 760 mmHg; (16)Vapour Pressure: 4.46E-05 mmHg at 25°C. 

Uses of 9H-Fluorene-9-carboxylicacid, 9-hydroxy-, methyl ester: It can react with acetyl chloride to produce 9-acetoxy-fluorene-9-carboxylic acid methyl ester. This reaction will need reagent CH₂Cl₂. And the yield is about 85%. 

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(OC)C3(O)c1ccccc1c2c3cccc2
(2)InChI: InChI=1/C15H12O3/c1-18-14(16)15(17)12-8-4-2-6-10(12)11-7-3-5-9-13(11)15/h2-9,17H,1H3
(3)InChIKey: AJKQZRAAQMBNKM-UHFFFAOYAG