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Nonanoic acid

CAS Number
112-05-0
EC Number
203-931-2
Chemical Formula
C9H18O2
Molecular Weight
158.24 g/mol

Description

Nonanoic acid (CAS 112-05-0 ), also known as pelargonic acid, is a nine-carbon saturated fatty acid derived primarily from oleic acid oxidation. It functions as a pH regulator and emulsifier. This versatile chemical intermediate is used across lubricant, personal care, and food manufacturing applications. In lubricant and metalworking formulations, it serves as a precursor to nonanoate ester base fluids. It is also utilized in corrosion inhibitors used in cutting oils and hydraulic fluids. Personal care manufacturers incorporate it into emulsified skin and hair products where its fatty acid profile supports texture. The material provides stability in finished formulations across various cosmetic lines. As a FEMA 2784 -listed flavoring agent, it contributes to fruit and dairy flavor profiles in food and beverage products. It also acts as a catalyst intermediate and pH buffer in specialty chemical synthesis. This is particularly useful where controlled acidity is required in complex esterification reactions during manufacturing. Nonanoic acid is supplied as a colorless to pale yellow liquid in bulk and intermediate packaging formats. Food-grade and technical-grade designations are the most common commercial specifications available. Buyers sourcing for flavor applications should confirm FEMA compliance for their specific needs. Industrial buyers typically specify technical-grade material with defined acid value and purity thresholds for use. Contact us for supply of Nonanoic acid Request Quote

Other Names (Synonyms)

pergonic acid | Pergonate | pelargon | pelargic acid | Pelargate | nonylic acid | Nonylate | nonoic acid

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point12.5 °C
Boiling Point252-253 °C @ Press: 760 Torr
Density0.9052 g/cm³ @ Temp: 20 °C
Flash Point212 °F
AppearanceColorless or yellowish, combustible, oily liquid. Faint odor.
ColorClear colorless
Odorat 10.00 % in dipropylene glycol. waxy dirty cheese cultured dairy
FormLiquid
Water SolubilityNEGLIGIBLE
Vapor Pressure<0.1 mm Hg ( 20 °C)
Refractive Indexn 20/D 1.432(lit.)
pH4.4 (0.1g/l, H2O, 25℃)
Log P3.4 at 25℃

Safety & Handling

Warning
GHS07· IrritantGHS05· CorrosiveGHS09· Environment

Hazard Statements

H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H336May cause drowsiness or dizziness
H402Harmful to aquatic life
H411Toxic to aquatic life with long lasting effects
H412Harmful to aquatic life with long lasting effects

Precautionary Statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P363Wash contaminated clothing before reuse.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29159080
UN Number3265
ADR Class8
Packing GroupIII
Storage Class10 - Combustible liquids
WGK (Germany)1