Description

Carbic Anhydride is a versatile chemical intermediate widely recognized for its utility in organic synthesis. This compound matters for its role as a building block in the production of pharmaceuticals, agrochemicals, and advanced materials, offering a reliable pathway to complex molecular structures. Industries such as fine chemical manufacturing, pharmaceutical R&D, and polymer science rely on its consistent quality and reactivity to drive innovation and production efficiency.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and other drug candidates.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, pesticides, and plant growth regulators.
• Polymer & Resin Production: Serves as a monomer or cross-linking agent in the creation of specialty polymers and epoxy resins.
• Fine Chemical Manufacturing: Employed in organic synthesis for constructing complex heterocyclic compounds and other fine chemicals.
• Research & Development: Utilized in academic and industrial laboratories for method development and novel compound discovery.
• Dye & Pigment Industry: Acts as an intermediate in the synthesis of certain organic dyes and colorants.

Basic Information

Product Name	Carbic Anhydride
CAS No.	129-64-6
Molecular Formula	C9H6O3
Molecular Weight	162.14 g/mol
Synonyms	1,8-Naphthalic Anhydride; Naphthalene-1,8-dicarboxylic Anhydride; 1,8-Naphthalenedicarboxylic Anhydride; Naphthalic Anhydride; 1,8-Naphthalic Acid Anhydride; Naphth[1,8-cd]isobenzofuran-1,3-dione; NA
EINECS	204-957-7

Quality Control

Our Carbic Anhydride is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	268 - 275 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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