The Benzoic acid,4-(aminosulfonyl)-, with the CAS registry number 138-41-0, is also known as 4-Carboxybenzenesulfonamide. Its EINECS number is 205-327-4. This chemical's molecular formula is C₇H₇NO₄S and molecular weight is 201.21. What's more, its systematic name is 4-sulfamoylbenzoic acid. Its classification code is Drug / Therapeutic Agent. It is used as an organic intermediate and in synthetizing pharmaceuticals.

Physical properties of Benzoic acid,4-(aminosulfonyl)- are: (1)ACD/LogP: 0.50; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.38; (4)ACD/LogD (pH 7.4): -2.56; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 5; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 72.06 Å²; (13)Index of Refraction: 1.611; (14)Molar Refractivity: 45.46 cm³; (15)Molar Volume: 130.9 cm³; (16)Polarizability: 18.02×10^-24cm³; (17)Surface Tension: 66.2 dyne/cm; (18)Density: 1.536 g/cm³; (19)Flash Point: 225.4 °C; (20)Enthalpy of Vaporization: 74.57 kJ/mol; (21)Boiling Point: 449 °C at 760 mmHg; (22)Vapour Pressure: 7.56E-09 mmHg at 25°C.

Preparation: this chemical can be prepared by 4-chlorosulfonyl-benzoic acid at the temperature of -5 °C. This reaction will need reagent ammonia and solvent methanol. The yield is about 53%.

Uses of Benzoic acid,4-(aminosulfonyl)-: it can be used to produce 4-sulfamoyl-benzoic acid 2,5-dioxo-pyrrolidin-1-yl ester. It will need reagent dicyclohexylcarbodiimide and solvent dimethylformamide. The yield is about 80%.

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation, in contact with skin and if swallowed. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. You should not breathe dust. When using it, you must avoid contact with eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(N)c1ccc(C(=O)O)cc1
(2)Std. InChI: InChI=1S/C7H7NO4S/c8-13(11,12)6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10)(H2,8,11,12)
(3)Std. InChIKey: UCAGLBKTLXCODC-UHFFFAOYSA-N

The toxicity data is as follows: