8.22312

4-Aminobenzoic acid

≥99.0% (acidimetric)

• Synonyme(s) : 4-Aminobenzoic acid, PABA
• Formule empirique (notation de Hill): C₇H₇NO₂
• Numéro CAS: 150-13-0
• Poids moléculaire : 137.14
• Numéro MDL: MFCD00007894
• Code UNSPSC : 12352106
• Numéro de classement CE : 205-753-0
• Nomenclature NACRES : NA.22

Propriétés

• product name: 4-Aminobenzoic acid, for synthesis
• Niveau de qualité: 200
• Pureté: ≥99.0% (acidimetric)
• Forme: solid
• Puissance: 6000 mg/kg LD₅₀, oral (Rat)
• pH: 3.5 (20 °C, 5 g/L in H₂O)
• Pf: 186-189 °C
• Densité: 1.38 g/cm³ at 20 °C
• Masse volumique apparente: 200 kg/m³
• Température de stockage: 2-30°C
• InChI: 1S/C7H7NO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,8H2,(H,9,10)
• Clé InChI: ALYNCZNDIQEVRV-UHFFFAOYSA-N

Description

Application

• Synthesis of Yellow Fluorescence Carbon Dots: 4-Aminobenzoic acid is used to produce yellow fluorescence carbon dots, highlighting its application in vitamin B(12) detection and cell imaging (Zhao et al., 2023).
• Enhanced Production of 4-Amino-3-Hydroxybenzoic Acid: 4-hydroxybenzoate 3-hydroxylase was engineered to convert glucose into 4-amino-3-hydroxybenzoic acid in Corynebacterium glutamicum, illustrating a biotechnological application of 4-Aminobenzoic acid (Nonaka et al., 2023).
• Electrochemical Sensor Development: The compound was used to functionalize diazonium salt modified screen-printed graphene electrodes, creating a rapid diagnostic tool for detecting interleukin-6 (IL-6), relevant in sepsis diagnosis (Jesadabundit et al., 2023).

Remarque sur l'analyse

Assay (acidimetric): ≥ 99.0 %
Melting range (lower value): ≥ 185 °C
Melting range (upper value): ≤ 188 °C
Identity (IR): passes test

Informations sur la sécurité

• Mentions de danger: H412
• Conseils de prudence: P273 - P501
• Classification des risques: Aquatic Chronic 3
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): 339.8 °F
• Point d'éclair (°C): 171 °C