Molecular structure of 2-Hydroxy-5-(1H-pyrrol-1-yl)benzoic acid (CAS NO.53242-70-9) is:

Product Name: 2-Hydroxy-5-(1H-pyrrol-1-yl)benzoic acid
CAS Registry Number: 53242-70-9
IUPAC Name: 2-Hydroxy-5-pyrrol-1-ylbenzoic acid
Molecular Weight: 203.19406 [g/mol]  
Molecular Formula: C₁₁H₉NO₃  
XLogP3: 2.9  
H-Bond Donor: 2  
H-Bond Acceptor: 3
Melting Point: 220 °C (dec.)(lit.)
Index of Refraction: 1.621 
Molar Refractivity: 54.65 cm³ 
Molar Volume: 155.2 cm³
Surface Tension: 53.8 dyne/cm 
Density: 1.3 g/cm³ 
Flash Point: 200.3 °C 
Enthalpy of Vaporization: 69.53 kJ/mol 
Boiling Point: 407.5 °C at 760 mmHg 
Vapour Pressure: 2.26E-07 mmHg at 25°C 
Product Categories: Building Blocks;Heterocyclic Building Blocks;Pyrroles
Canonical SMILES: C1=CN(C=C1)C2=CC(=C(C=C2)O)C(=O)O
InChI: InChI=1S/C11H9NO3/c13-10-4-3-8(7-9(10)11(14)15)12-5-1-2-6-12/h1-7,13H,(H,14,15) 
InChIKey: RJOWHWZRBQBAMZ-UHFFFAOYSA-N

Safty information about 2-Hydroxy-5-(1H-pyrrol-1-yl)benzoic acid (CAS NO.53242-70-9) is:
Hazard Codes: Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 3