Sunsreen Agent 2-Phenylbenzimidazole-5-sulfonic acid Powder

Products Description

Name: 2-phenylbenzimidazole-5-sulfonic acid
Other name: 2-phenyl-5-benzimidazole sulfonic acid; UV absorber UV-T
Chemical formula: C13H10N2O3S
Molecular weight: 274.2951
CAS registration number: 27503-81-7
Density: 1.498 g/cm³
Appearance: White fine crystalline powder
PSA: 91.43000
LogP: 3.55740

Function

PBISA plays a crucial role as a versatile building block or intermediate in various organic synthesis pathways. It possesses sulfonic acid functionality that allows it to act as a strong acid catalyst in many chemical reactions. Additionally, the phenyl and benzimidazole groups present in the compound contribute to its stability and reactivity, making PBISA a valuable compound in organic chemistry.

Application
1. Pharmaceutical Industry: PBISA is used as a synthetic intermediate in the production of numerous pharmaceutical drugs. It serves as a key building block in the synthesis of several bioactive compounds, including antibiotics, antiviral agents, and enzyme inhibitors.
2. Agrochemical Industry: PBISA is utilized in the synthesis of agrochemicals such as fungicides, herbicides, and insecticides. Its sulfonic acid group enhances the solubility and bioavailability of the resulting compounds, thereby improving their effectiveness in crop protection.
3. Materials Industry: PBISA is employed in the manufacture of dyes, pigments, and optical brighteners. Its unique chemical structure imparts desirable properties to these materials, such as high thermal stability, strong affinity to substrates, and excellent light absorption or emission properties.