Caprylic/Capric Acid Extra Pure
Caprylic/Capric Acid Extra Pure is a high-purity blend of medium-chain saturated fatty acids—primarily octanoic (caprylic) and decanoic (capric) acids—used in laboratory environments for studying lipid chemistry, esterification, and antimicrobial properties. Its dual-chain composition makes it valuable for investigating emulsion systems, fatty acid metabolism, and as a reference standard in chromatographic analysis. This acid mixture is also employed in the synthesis of esters, surfactants, and as a model compound in solubility and partition coefficient experiments. The extra pure grade ensures minimal contamination, supporting consistent and accurate results in biochemical and organic chemistry applications. It should be stored in a cool, dry place in tightly sealed containers to maintain stability and prevent oxidation.
Primary Uses
Lipid and Fatty Acid Analysis
Frequently used in chromatographic studies (e.g., GC, HPLC) as a standard or test compound for analyzing medium-chain fatty acids.
Biochemical and Nutritional Research
Studied for its metabolic behavior and role in energy metabolism, especially in research related to ketogenic diets or MCT (Medium Chain Triglyceride) formulations.
Antimicrobial Activity Testing
Used in microbiology labs to study its antibacterial and antifungal properties, especially against Candida species and Gram-positive bacteria.
Solubility and Emulsification Studies
Employed in emulsion experiments to examine miscibility, phase behavior, and stability of fatty acid-based systems.
Secondary Uses
Cosmetic and Dermatological Research
Studied as a component in topical formulations or for its role in skin absorption and carrier functions in cosmetic chemistry.
Model Compound in Esterification Reactions
Serves as a representative fatty acid in organic synthesis labs to explore esterification, transesterification, and saponification mechanisms.
pH and Buffering Capacity Experiments
Investigated in analytical setups for its acid dissociation behavior and buffering properties in various solvent systems.
Toxicological Studies
Sometimes used in in vitro studies to evaluate cellular responses or irritation potential of fatty acids.
Basic Identification Attributes
Chemical Name: Caprylic/Capric Acid (C8-C10 Fatty Acid Mixture)
INCI Name: Caprylic/Capric Acid
CAS Number:
Caprylic Acid (Octanoic Acid): 124-07-2
Capric Acid (Decanoic Acid): 334-48-5
Grade: Extra Pure (Laboratory Grade)
Molecular Formula:
Caprylic: C₈H₁₆O₂
Capric: C₁₀H₂₀O₂
Synonyms: Octanoic/Decanoic Acid, Medium-Chain Fatty Acids (MCFAs)
2. Physical & Chemical Properties
Appearance: Clear to pale yellow liquid
Odor: Mild fatty or unpleasant acidic odor
Molecular Weight:
Caprylic Acid: 144.21 g/mol
Capric Acid: 172.26 g/mol
Melting Point:
Caprylic: ~16.5 °C
Capric: ~31.6 °C
Boiling Point:
Caprylic: ~239 °C
Capric: ~268 °C
Solubility: Insoluble in water; soluble in ethanol, chloroform, and oils
Density: ~0.91 g/cm³
3. Safety & Hazard Attributes
GHS Classification:
Skin Corrosion/Irritation – Category 2
Eye Irritation – Category 2A
GHS Pictograms:
Hazard Statements:
H315: Causes skin irritation
H319: Causes serious eye irritation
Precautionary Statements:
P280: Wear protective gloves/eye protection
P302+P352: If on skin, wash with soap and water
P305+P351+P338: If in eyes, rinse cautiously with water
4. Storage & Handling Attributes
Storage Conditions:
Store in a cool, well-ventilated place
Keep container tightly sealed
Protect from heat, moisture, and sunlight
Handling Precautions:
Avoid contact with eyes and skin
Use in well-ventilated area or fume hood
5. Regulatory & Compliance Attributes
Transport Classification: Not regulated as a hazardous material for transport
Waste Disposal: Dispose of according to local environmental regulations
REACH Status: Registered for industrial and laboratory use
6. Environmental & Health Impact
Toxicity: Generally low toxicity but can cause irritation
Environmental Impact: Biodegradable; minimal aquatic toxicity
Fumes/Dusts: Not volatile at room temperature; minimal vapor hazard
Personal Protective Equipment (PPE):
Wear safety goggles, nitrile or neoprene gloves, and a lab coat.
Use respiratory protection in case of insufficient ventilation or mist formation.
Handling:
Handle in a well-ventilated area.
Avoid inhalation, skin/eye contact, and prolonged exposure.
Avoid formation of mist or aerosols.
Storage:
Store in a cool, dry, well-ventilated place.
Keep the container tightly sealed and away from oxidizing agents and strong bases.
Protect from moisture and direct sunlight.
FIRST AID MEASURES
Inhalation:
Move people to fresh air.
If breathing is difficult, give oxygen.
Seek medical attention if symptoms persist.
Skin Contact:
Wash with plenty of water and soap.
Remove contaminated clothing.
Seek medical attention if irritation occurs.
Eye Contact:
Rinse immediately with plenty of water for at least 15 minutes.
Lift eyelids occasionally while flushing.
Seek medical attention.
Ingestion:
Rinse mouth with water.
Do not induce vomiting.
Seek immediate medical help, especially if a large quantity is ingested.
FIRE FIGHTING MEASURES
Flammability:
May be combustible at high temperature.
Can emit irritating fumes when burned.
Extinguishing Media:
Use foam, dry chemical powder, or carbon dioxide (CO₂).
Avoid using water jets directly on the burning liquid.
Hazardous Combustion Products:
Produces carbon monoxide (CO) and carbon dioxide (CO₂) when combusted.
Firefighter Protection:
Wear self-contained breathing apparatus (SCBA) and chemical-resistant protective gear.
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- SHORT DESCRIPTION