Melting point :177 °C (dec.)(lit.)
alpha :-112.5 º (c=1, 1N HCl)
Boiling point :290.25°C (rough estimate)
Density :1.2021 (rough estimate)
refractive index :-116 ° (C=1, 2mol/L HCl)
storage temp. :Keep in dark place,Inert atmosphere,2-8°C
Water Solubility :Slightly soluble in water
pka :2.04±0.20(Predicted)
form :Powder
color :Beige to brown
optical activity :[α]20/D 114°, c = 1 in 1 M HCl
InChI :InChI=1S/C9H9NO2/c11-9(12)8-5-6-3-1-2-4-7(6)10-8/h1-4,8,10H,5H2,(H,11,12)/t8-/m0/s1
InChIKey :QNRXNRGSOJZINA-QMMMGPOBSA-N
SMILES :N1C2=C(C=CC=C2)C[C@H]1C(O)=O
CAS DataBase Reference :79815-20-6(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P308+P313 IF exposed or concerned: Get medical advice/attention.