Pentyl formate
C6H12O2
pentyl formate
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Identification
- CAS Number
- 638-49-3
- EC Number
- 211-340-6
- UN Number
- 1109
- Index Number
- 607-696-00-0
- PubChem CID
- 12529
Physical-chemical properties
- Molecular Formula
- C6H12O2
- Molar Mass
- 116.16 g/mol
- IUPAC Name
- pentyl formate
Chemical Identifiers
- InChI
- InChI=1S/C6H12O2/c1-2-3-4-5-8-6-7/h6H,2-5H2,1H3
- InChI Key
- DIQMPQMYFZXDAX-UHFFFAOYSA-N
Overview
Pentyl formate (CAS 638-49-3) is an ester compound with characteristic fruity odor and flammable properties. This aliphatic ester, with the molecular formula C6H12O2, represents a significant industrial chemical utilized across multiple sectors for its distinctive properties and versatile applications. Pentyl formate exhibits typical ester characteristics, featuring a molecular weight of 116.16 g/mol and displaying excellent solvent capabilities combined with a pleasant, fruit-like aroma profile. From a safety perspective, pentyl formate is classified as a flammable liquid (Category 3) under GHS regulations, requiring appropriate handling protocols and storage conditions. The substance presents moderate hazards including eye irritation (Category 2) and specific target organ toxicity following single exposure (Category 3). These safety classifications necessitate proper ventilation systems and personal protective equipment during industrial handling operations. The compound finds extensive application in the fragrance and flavor industry, where its natural fruit-like odor makes it valuable for creating synthetic fruit essences and perfume formulations. Additionally, pentyl formate serves as an effective solvent in various industrial processes, particularly in coatings and adhesive formulations where its moderate volatility and good solvency properties prove advantageous. The chemical industry also utilizes this ester in specialized extraction processes and as an intermediate in organic synthesis reactions. Within the broader context of industrial esters, pentyl formate shares certain applications with compounds like methyl 2-hydroxypropanoate, though each maintains distinct property profiles suitable for specific industrial requirements. OYSI maintains reliable supply chains for pentyl formate, ensuring consistent availability for European industrial customers requiring this specialized ester compound.
Safety & Classification
Flam. Liq. 3; STOT SE 3; Eye Irrit. 2
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +P313Get medical advice/attention.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 1109 |
| ADR Class | 3 |
| Packing Group | III |
| Tunnel Code | D/E |
| Proper Shipping Name | n-Amylformiat |
| Marine Pollutant | No |
Frequently Asked Questions
What is pentyl formate?
Pentyl formate is an organic chemical compound with the molecular formula C6H12O2 and CAS number 638-49-3. This ester has a molecular weight of 116.16 g/mol and belongs to the formate family of compounds. It is classified as a flammable liquid with moderate hazard properties, including eye irritation and specific target organ toxicity. The compound is widely used in industrial applications due to its solvent properties and pleasant fruity odor characteristic of many esters.
What are the physicochemical properties of pentyl formate?
Pentyl formate is a colorless to pale yellow liquid with a characteristic fruity, banana-like odor typical of esters. It has limited solubility in water but is miscible with most organic solvents including alcohols and hydrocarbons. The compound has a relatively low boiling point and exhibits typical ester reactivity, being susceptible to hydrolysis under acidic or basic conditions. Its physical properties make it suitable for use as a solvent and flavoring agent in various industrial applications.
What is pentyl formate used for?
Pentyl formate is primarily used as a solvent in industrial applications, particularly in coatings, paints, and varnishes. It serves as a flavoring agent in the food industry due to its fruity aroma, and is utilized in the production of synthetic fragrances and perfumes. The compound also finds application as an intermediate in organic synthesis and as a component in cleaning formulations. Its good solvency properties make it valuable in the formulation of specialty chemicals and industrial cleaning products.
How to handle pentyl formate safely?
Pentyl formate requires careful handling due to its flammable nature and potential for eye irritation. Wear appropriate personal protective equipment including safety goggles, chemical-resistant gloves, and protective clothing. Ensure adequate ventilation to prevent vapor accumulation and avoid ignition sources. Handle in areas equipped with fire safety systems and eyewash stations. Avoid direct contact with skin and eyes, and prevent inhalation of vapors. Work with grounded equipment to prevent static electricity buildup, which could cause ignition.
How to store pentyl formate correctly?
Pentyl formate should be stored in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames. Use only approved containers made of compatible materials, ensuring they are properly sealed to prevent vapor release. Store separately from strong oxidizing agents, strong acids, and strong bases to avoid incompatible reactions. Maintain storage temperatures below 25°C and ensure fire prevention measures are in place. Keep containers upright and clearly labeled with appropriate hazard information.
What to do in case of contact with pentyl formate?
In case of eye contact with pentyl formate, immediately flush with plenty of clean water for at least 15 minutes and seek medical attention if irritation persists. For skin contact, wash thoroughly with soap and water and remove contaminated clothing. If inhaled, move the person to fresh air and monitor for respiratory difficulties. In case of ingestion, do not induce vomiting and seek immediate medical advice. Always have safety data sheets readily available for emergency responders and medical personnel.
How to dispose of pentyl formate appropriately?
Pentyl formate must be disposed of according to local, national, and international waste regulations as a flammable liquid waste. Do not discharge into sewers, waterways, or onto the ground. Small quantities can be disposed of through licensed waste disposal companies specializing in flammable organic solvents. Larger quantities may require incineration at authorized facilities with appropriate emission controls. Always consult local environmental authorities and maintain proper waste documentation for regulatory compliance and traceability.
How to transport pentyl formate?
Pentyl formate is classified as ADR Class 3 (Flammable Liquids), Packing Group III for transportation purposes. It must be transported in UN-approved packaging suitable for flammable liquids, with proper hazard labels and documentation. Vehicles must comply with ADR regulations for Class 3 substances, including appropriate fire extinguishing equipment and driver training certification. Ensure packages are properly secured, labeled with correct shipping names, and accompanied by transport documents specifying the hazard class and handling requirements.
Is pentyl formate subject to specific regulations?
Pentyl formate is subject to standard chemical regulations including REACH registration requirements in the European Union and CLP classification for hazard communication. It must be labeled with GHS pictograms GHS02 (flame) and GHS07 (exclamation mark) along with the signal word 'Warning'. The substance is not currently listed as a Substance of Very High Concern (SVHC) under REACH. Suppliers must provide safety data sheets and ensure proper classification as Flammable Liquid Category 3, Eye Irritant Category 2, and STOT SE Category 3.
Where to buy pentyl formate in Europe?
Pentyl formate is available through OYSI, a leading European distributor of specialty chemicals and industrial raw materials. OYSI provides high-quality pentyl formate with complete regulatory documentation including safety data sheets and certificates of analysis. As an established chemical distributor, OYSI ensures reliable supply chains and technical support throughout Europe. Contact OYSI directly for pricing, availability, packaging options, and delivery schedules to meet your specific industrial requirements for pentyl formate and other specialty chemicals.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.