The Salicyluric acid with CAS registry number of 487-54-7 is also known as 2-Hydroxyhippuric acid. The IUPAC name is 2-[(2-Hydroxybenzoyl)amino]acetic acid. It belongs to product categories of Aromatics Compounds; Aromatics. Its EINECS registry number is 207-661-6. In addition, the formula is C₉H₉NO₄ and the molecular weight is 195.17. This chemical is stable at normal temperature and pressure, and it should be sealed in a ventilated and dry place. What's more, it is a light gray crystalline powder.

Physical properties about Salicyluric acid are: (1)ACD/LogP: 0.81; (2)# of Rule of 5 Violations: 0 ; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 5; (8)#H bond donors: 3; (9)#Freely Rotating Bonds: 4; (10)Index of Refraction: 1.604; (11)Molar Refractivity: 47.955 cm³; (12)Molar Volume: 139.342 cm³; (13)Surface Tension: 65.897 dyne/cm; (14)Density: 1.401 g/cm³; (15)Flash Point: 250.016 °C; (16)Enthalpy of Vaporization: 79.642 kJ/mol; (17)Boiling Point: 489.79 °C at 760 mmHg; (18)Vapour Pressure: 0 mmHg at 25 °C.

Preparation of Salicyluric acid: it is prepared by reaction of (2-hydroxy-benzoylamino)-acetic acid benzyl ester. The reaction needs reagent H₂, catalyst Pd/C and solvent methanol at the temperature of 0 °C over night. The yield is about 92%.

Uses of Salicyluric acid: it is used to produce [(2-hydroxy-4,5-dioxo-4H,5H-pyrano[3,2-c]chromene-3-carbonyl)-amino]-acetic acid by reaction with propadienedione. The reaction occurs with solvent acetone at 0 °C for 5 hours and r.t. for 48 hours. The yield is about 70%.

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing, gloves and eye/face protection. Avoid contact with skin and eyes. After using it, take off immediately all contaminated clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: C1=CC=C(C(=C1)C(=O)NCC(=O)O)O
2. InChI: InChI=1S/C9H9NO4/c11-7-4-2-1-3-6(7)9(14)10-5-8(12)13/h1-4,11H,5H2,(H,10,14)(H,12,13)
3. InChIKey: ONJSZLXSECQROL-UHFFFAOYSA-N

The toxicity data is as follows: