Handan Huajun Chemicals Co., Ltd. is a professional manufacturer of Heptanoic Anhydride (CAS 626-27-7),
holding ISO9001 certification, with mature domestic and international business layout to serve global customers.
Heptanoic anhydride, also known as enanthic anhydride, is a high-value organic intermediate featuring a seven-carbon aliphatic chain.
This mid-chain fatty acid derivative serves as an efficient acylating agent, offering unique solubility and hydrophobic properties ideal for specialized chemical synthesis and material modification.
Product Parameter (Specification)
|
CAS No. |
626-27-7 |
Molecular Weight | 242.32 g/mol |
|
Purity |
≥99.0% |
Density | 0.92 g/mL at 25°C |
|
Appearance |
Colorless to light yellow oily liquid |
Molecular Formula | C14H26O3 |
Product Feature and Application
The C7 chain provides optimal balance between hydrophobicity and reactivity:
Polymer Industry
Modifier for cellulose esters and specialty resins
Lubricant Additives
Intermediate for synthetic ester lubricants
Pharmaceutical Synthesis
Building block for prodrug development
Fragrance & Flavor
Precursor for ester-based aroma chemicals
Its moderate chain length offers distinct performance advantages over shorter or longer homologues.
Production Details
Produced via controlled condensation of heptanoic acid under optimized reaction conditions.
Our manufacturing employs advanced distillation separation and moisture-controlled environments to ensure consistent quality and extended shelf stability.

Product Qualification
Manufactured under ISO 9001 certified quality systems.
Each batch undergoes rigorous analysis including GC purity verification, acid value determination, and moisture content testing.
Full documentation packages (COA, MSDS, TDS) accompany all shipments.
Deliver, Shipping and Serving
Global logistics network supports flexible delivery options with temperature-controlled shipping available.
Standard lead time: 2-3 weeks after order confirmation.
Customized packaging solutions available for bulk orders.
Dedicated technical support provided for application development.

FAQ
Latest News
New production batch optimization has achieved enhanced purity levels (≥99.0%) for critical applications.
We're expanding our heptanoic anhydride capacity by 40% to meet growing demand from the lubricant and polymer sectors. Technical samples available for qualified customers upon request.
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