The 4-Carboxyphenylboronic acid is an organic compound with the formula C₇H₇BO₄. The IUPAC name of this chemical is 4-boronobenzoic acid. With the CAS registry number 14047-29-1, it is also named as p-Carboxybenzeneboronic acid. The product's categories are Blocks; BoronicAcids; Carboxes; Boronic Acid Series; Substituted Boronic Acids; Boronic Acids & Esters; Phenyls & Phenyl-Het; Boronic Acids; Heterocyclic Compounds; Boronic Acid; Aryl; Organoborons; B (Classes of Boron Compounds); Chiral Chemicals; Boronic Acids & Esters; Phenyls & Phenyl-Het. Besides, it is an off-white to light beige powder, which should be stored in a dark closed and well-ventilated place.

Physical properties about 4-Carboxyphenylboronic acid are: (1)ACD/LogP: 0.62; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 1.055; (5)ACD/KOC (pH 7.4): 1; (6)#H bond acceptors: 4; (7)#H bond donors: 3; (8)#Freely Rotating Bonds: 4; (9)Polar Surface Area: 77.76 Å²; (10)Index of Refraction: 1.585; (11)Molar Refractivity: 39.564 cm³; (12)Molar Volume: 118.001 cm³; (13)Polarizability: 15.685×10^-24cm³; (14)Surface Tension: 62.794 dyne/cm; (15)Density: 1.406 g/cm³; (16)Flash Point: 199.574 °C; (17)Enthalpy of Vaporization: 69.396 kJ/mol; (18)Boiling Point: 406.383 °C at 760 mmHg.

Uses of 4-Carboxyphenylboronic acid: it can be used to produce 4-(N-methoxy-N-methylcarbamoyl)phenylboric acid at temperature of 20 °C. This reaction is a kind of Acylation. It will need reagent 1-hydroxybenzotriazole, 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide and solvent CH₂Cl₂ with reaction time of 72 hours. The yield is about 56%.

When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable gloves and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: B(c1ccc(cc1)C(=O)O)(O)O
(2)InChI: InChI=1/C7H7BO4/c9-7(10)5-1-3-6(4-2-5)8(11)12/h1-4,11-12H,(H,9,10)
(3)InChIKey: SIAVMDKGVRXFAX-UHFFFAOYAW
(4)Std. InChI: InChI=1S/C7H7BO4/c9-7(10)5-1-3-6(4-2-5)8(11)12/h1-4,11-12H,(H,9,10)
(5)Std. InChIKey: SIAVMDKGVRXFAX-UHFFFAOYSA-N

The toxicity data is as follows: