SoleChem

Pentanoic acid

Catalysts & Catalyst Precursors Personal Care & Cosmetics
CAS
109-52-4
EC
203-677-2
Mol. Weight
102.13 g/mol

Description

Pentanoic acid (CAS 109-52-4), also known as valeric acid, is a five-carbon saturated carboxylic acid used across food, fragrance, and pharmaceutical manufacturing. It functions primarily as a flavoring agent and pH regulator.

This versatile compound serves as a critical chemical intermediate in the synthesis of esters and active compounds. In food and beverage production, it contributes characteristic dairy and fruity top notes to flavors.

The substance is listed under FEMA 3101 for use in approved applications. Ester derivatives, particularly pentyl acetate and related compounds, are produced using this acid as a key synthesis intermediate.

Pharmaceutical manufacturers use it as a precursor in the synthesis of valproic acid and other active pharmaceutical ingredients. In industrial settings, it functions as a catalyst precursor and pH-buffering agent.

It is particularly useful in organic synthesis processes where controlled acidity is required. The product is supplied as a colorless liquid in bulk quantities, intermediate IBCs, and smaller drum formats.

These packaging options are suited to laboratory or pilot-scale procurement. Food-grade material conforming to FCC specifications is available for flavor and food additive applications.

Technical-grade supply is standard for industrial synthesis and catalyst preparation end uses. Our logistics network ensures reliable delivery of high-purity chemical components for diverse manufacturing requirements.

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Physical Properties

Melting Point -34.5 °C
Boiling Point 186-187 °C
Density 0.939 g/cm³ @ Temp: 20 °C
Flash Point 192 °F
Appearance Colorless liquid; penetrating odor and taste. Soluble in water, alcohol and ether. Undergoes reactions typical of normal monobasic organic acids. Combustible.
Color Clear colorless to pale yellow
Odor at 1.00 % in propylene glycol. sickening putrid acidic sweaty rancid
Form Liquid
Water Solubility 40 g/L (20 ºC)
Vapor Pressure 0.15 mm Hg ( 20 °C)
Refractive Index n 20/D 1.408(lit.)
pH 2.7 (40g/l, H2O, 20℃)
Log P 1.8 at 25℃

Safety & Handling (Learn More)

Danger GHS05 GHS07 GHS06
Hazard Statements
H227 Combustible liquid
H302 Harmful if swallowed
H311 Toxic in contact with skin
H314 Causes severe skin burns and eye damage
H318 Causes serious eye damage
H332 Harmful if inhaled
H412 Harmful to aquatic life with long lasting effects
Precautionary Statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P262 Do not get in eyes, on skin, or on clothing.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P316 Get emergency medical help immediately.
P317 Get emergency medical help.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P363 Wash contaminated clothing before reuse.
P403 Store in a well-ventilated place.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P264+P265 Wash … thoroughly after handling.
P301+P317 Get emergency medical help.
P302+P352 IF ON SKIN: Wash with plenty of water.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P361+P364 Take off immediately all contaminated clothing and wash it before reuse.
P370+P378 Use … for extinction.
P301+P330+P331 Rinse mouth. Do NOT induce vomiting.
P302+P361+P354 IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29156090
UN Number 3265
ADR Class 8
Packing Group III
Storage Class 8A - Combustible corrosive hazardous materials
WGK (Germany) 1

Documentation

Other Names

Valeric acid

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