The IUPAC name of 3,5-Dichlorobenzoic acid is 3,5-dichlorobenzoic acid. With the CAS registry number 51-36-5, it is also named as Benzoic acid, 3,5-dichloro-. The product's categories are Fine Chemical & Intermediates; Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts; Organic Acids; Alpha Sort; D; D Alphabetic; DIA - DIC; Pesticides & Metabolites; C7; Carbonyl Compounds; Carboxylic Acids; 500 Series Drinking Water Methods; DIA - DICEPA; Method 552; Volatiles / Semivolatiles. Besides, it is white to beige powder, which should be stored at 2-8 °C. In addition, its molecular formula is C₇H₄Cl₂O₂ and molecular weight is 191.01.

The other characteristics of this product can be summarized as: (1)EINECS: 200-092-4; (2)ACD/LogP: 3.92; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): 1.91; (5)ACD/LogD (pH 7.4): 0.84; (6)ACD/BCF (pH 5.5): 5.49; (7)ACD/BCF (pH 7.4): 1; (8)ACD/KOC (pH 5.5): 31.62; (9)ACD/KOC (pH 7.4): 2.66; (10)#H bond acceptors: 2; (11)#H bond donors: 1; (12)#Freely Rotating Bonds: 1; (13)Index of Refraction: 1.598; (14)Molar Refractivity: 42.97 cm³; (15)Molar Volume: 125.8 cm³; (16)Surface Tension: 53.9 dyne/cm; (17)Density: 1.517 g/cm³; (18)Flash Point: 140.7 °C; (19)Melting Point: 184-190 °C; (20)Enthalpy of Vaporization: 58.06 kJ/mol; (21)Boiling Point: 309.1 °C at 760 mmHg; (22)Vapour Pressure: 0.000282 mmHg at 25 °C.

Uses of 3,5-Dichlorobenzoic acid: this chemical can be used as as pesticide intermediate and pharmaceutical intermediate. Additionally, it can react with Allyl isopropenyl dicarbonate to get 3,5-Dichloro-benzoic acid allyl ester.
This reaction needs DMAP and Acetonitrile at ambient temperature for 2 hours. The yield is 84 %.

When you are using this chemical, please be cautious about it as the following: it is irritating to eyes, respiratory system and skin. And limited evidence of a carcinogenic effect. Please keep away from sources of ignition. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. Moreover, you should wear suitable protective clothing, gloves and eye/face protection  to avoid contact with skin and eyes.

People can use the following data to convert to the molecule structure.
(1)Canonical SMILES: C1=C(C=C(C=C1Cl)Cl)C(=O)O
(2)InChI: InChI=1S/C7H4Cl2O2/c8-5-1-4(7(10)11)2-6(9)3-5/h1-3H,(H,10,11)
(3)InChIKey: CXKCZFDUOYMOOP-UHFFFAOYSA-N

The toxicity data is as follows: