Description

4-Dimethylaminobenzoic Anhydride is a specialized organic chemical intermediate characterized by its anhydride functional group and dimethylamino substituent. This compound matters for its role as a key building block in the synthesis of advanced materials and fine chemicals, offering a reactive site for polymerization and derivatization. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and polymer industries for creating photoactive compounds, specialty dyes, and performance additives.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those with photo-sensitive or charge-transfer properties.
• Photoinitiator Synthesis: Serves as a precursor for UV-curable ink, coating, and adhesive formulations.
• Polymer Modification: Acts as a monomer or cross-linking agent for engineering plastics and specialty polymers.
• Agrochemical Production: Employed in creating advanced pesticide and herbicide molecules.
• Dye and Pigment Manufacturing: A key intermediate for producing charge-transfer complexes and specialty colorants.
• Research & Development: Utilized in academic and industrial R&D for novel material science and organic synthesis projects.

Basic Information

Product Name	4-Dimethylaminobenzoic Anhydride
CAS No.	7474-31-9
Molecular Formula	C18H18N2O3
Molecular Weight	310.35 g/mol
Synonyms	4-(Dimethylamino)benzoic anhydride; p-(Dimethylamino)benzoic anhydride; Benzoic acid, 4-(dimethylamino)-, anhydride; N,N-Dimethyl-4-aminobenzoic anhydride; DMABA anhydride; 4-Dimethylaminobenzoic acid anhydride
EINECS	Contact for details

Quality Control

Our 4-Dimethylaminobenzoic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR spectroscopy, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to exclude moisture and stored away from direct light exposure.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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