Description

[1,1'-Biphenyl]-2,3',5,5'-Tetracarboxylic Acid is a high-purity, multi-functional aromatic carboxylic acid building block. This compound is valued for its rigid, planar biphenyl core and four strategically positioned carboxyl groups, enabling its use as a key precursor in advanced material synthesis. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a critical building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring complex polycyclic structures.
• Polyimide & Polyamide Monomer: Used in the production of high-performance polymers for applications in electronics, aerospace, and advanced coatings, where thermal stability and mechanical strength are paramount.
• Metal-Organic Framework (MOF) Synthesis: Acts as a versatile organic linker for constructing porous MOF materials with potential applications in gas storage, separation, and catalysis.
• Liquid Crystal & OLED Material Precursor: Employed in the development of organic electronic materials due to its conjugated biphenyl system and functionalization sites.
• Agrochemical Synthesis: Functions as an intermediate in creating novel herbicides, fungicides, and plant growth regulators.
• Dye & Pigment Intermediate: Utilized in the synthesis of complex organic dyes and pigments for specialized industrial applications.
• Cross-linking Agent: Can be used to create cross-linked polymer networks for resins and adhesives with enhanced properties.
• Research & Development: A valuable tool in academic and industrial research for exploring new synthetic pathways and material properties.

Basic Information

Product Name	[1,1'-Biphenyl]-2,3',5,5'-Tetracarboxylic Acid
CAS No.	1515946-99-2
Molecular Formula	C18H10O8
Molecular Weight	354.27 g/mol
Synonyms	2,3',5,5'-Biphenyltetracarboxylic Acid; Biphenyl-2,3',5,5'-tetracarboxylic Acid; 2,3',5,5'-Tetracarboxybiphenyl; [1,1'-Biphenyl]-2,3',5,5'-tetracarboxylic acid; 2,2',4,4'-Biphenyltetracarboxylic Acid (isomer); BPTC; BPTA; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our [1,1'-Biphenyl]-2,3',5,5'-Tetracarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and loss on drying. Specifications can be tailored to meet specific research or cGMP guidelines for pharmaceutical intermediates upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed in a dry environment to prevent absorption of moisture, which may affect purity and stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.