Description

Bis(Benzoic Acid)Tetramethylene Ester is a high-purity diester compound, valued for its role as a versatile intermediate and functional additive in advanced material synthesis. Its chemical structure makes it a critical component for imparting specific properties to polymers and specialty coatings. This product is essential for manufacturers in the polymer, pharmaceutical intermediate, and specialty chemical industries seeking reliable, high-quality raw materials.

Application

• Polymer Modification: Used as a plasticizer or co-monomer to enhance the flexibility, processability, and thermal stability of engineering plastics and resins.
• Specialty Coatings & Adhesives: Acts as a cross-linking agent or additive to improve adhesion, durability, and chemical resistance in high-performance coatings and adhesive formulations.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Lubricant & Grease Additives: Employed as a synthetic base or additive to modify viscosity and enhance the performance characteristics of specialty lubricants.
• Chemical Synthesis: Functions as a versatile intermediate in organic synthesis for creating complex molecules in agrochemical and material science research.

Basic Information

Product Name	Bis(Benzoic Acid)Tetramethylene Ester
CAS No.	19224-27-2
Molecular Formula	C18H18O4
Molecular Weight	298.34 g/mol
Synonyms	1,4-Butanediol dibenzoate; Dibutylene dibenzoate; Tetramethylene dibenzoate; Butane-1,4-diyl dibenzoate; Dibenzoic acid tetramethylene ester; BDB; Plasticizer BDB; Benzoflex 352
EINECS	242-904-5

Quality Control

Our Bis(Benzoic Acid)Tetramethylene Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters are available for every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	98°C - 102°C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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