The Endothal , its cas register number is 145-73-3. The IPUAC name about this chemicals is 7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid .The enthalpy of vaporization about it is 77.41 kJ/mol, vapour pressure is 2.88E-09 mmHg at 25 °C . Classification code about this chemicals are Agricultural Chemical , Herbicide , Human Data .

The Endothal is a is in the form of colorless crystals, have on corrosive, but is a toxic chemicals . It can be used as a selective herbicide. It is harmful in contact with skin and it's toxic if swallowed, it is also irritating to eyes, respiratory system and skin. So if we use it, we need to wear suitable protective clothing, gloves and eye/face protection, In case of accident or if you feel unwell, you should seek medical advice immediately.

This chemicals can be described computed from structure:
1) SMILES: C1CC2C(C(C1O2)C(=O)O)C(=O)O
2) InChI: InChI=1S/C8H10O5/c9-7(10)5-3-1-2-4(13-3)6(5)8(11)12/h3-6H,1-2H2,(H,9,10)(H,11,12)

The most important thing about Endothal is the toxicity, following is the form: