Is propionic acid (CAS 79-09-4) the same as propanoic acid?
Many buyers and importers often ask: Is propionic acid the same as propanoic acid?
The answer is yes. These two names refer to the same organic acid compound, with no difference in chemical structure or performance.
Propionic Acid – Common name (widely used in trade and industry)
Propanoic Acid – IUPAC name (used in scientific literature)
For procurement purposes, suppliers almost always label the product as Propionic Acid.
Physical Properties of propionic acid
- Appearance: Colorless liquid
- Odor: Pungent, acetic-like odor
- Density: 0.993 g/cm³ (at 20°C)
- Boiling Point: 141°C (286°F)
- Melting Point: -20.8°C (-5.4°F)
- Flash Point: 54°C (129°F)
- Solubility in Water: Completely miscible
- Vapor Pressure: 0.3 mmHg (at 20°C)
How to Choose a Reliable Propionic Acid Supplier?
When sourcing propionic acid, consider the following:
- Purity level (≥99% industrial / feed / food grade)
- Compliance with REACH, ISO, GMP
- Packaging options: IBC tank, drum, bulk
- Stable global supply and export experience
As a reliable propionic acid supplier, Gneebio provides high-quality CAS 79-09-4 with stable supply and consistent purity. We offer competitive bulk propionic acid prices for animal feed, food, and industrial applications, with flexible packaging options and global export support.
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As a leading manufacturer and exporter of fine chemicals, Henan Gneebio provides high-quality industrial chemicals. We supply to customers across the chemical, pharmaceutical, and materials industries, ensuring consistent quality, reliable logistics, and professional technical support.
Our chemical products hold international certifications (REACH, ISO, FMQS, HALAL) for global quality recognitio. We have warehouses in coreports such as Qingdao, Tianiin, and Shanghai, with a 15-day express delivery service.
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