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Esters and lactones

Propyl formate

Also known as Formic acid, propyl ester, n-Propyl formate, Propyl methanoate

CAS 110-74-7Formula C4H8O2Molar mass 88.11 g/molEC 203-798-0
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant
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Propyl formate chemical structure, C4H8O2, CAS 110-74-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
110-74-7
Formula
C4H8O2
Physical form
Liquid
HS code
291513
Category
Esters and lactones
UN number
UN 1281
Illustrative photo, 25 litre white jerry cans of liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Propyl formate?

Plain description, key identifiers and synonyms

Propyl formate is a carboxylic ester.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
propyl formate
CAS number
110-74-7 CAS number cross-checked
EC number
203-798-0
Molecular formula
C4H8O2
UNII
WO1ARV6GTW
MDL number
MFCD00003295
InChIKey
KFNNIILCVOLYIR-UHFFFAOYSA-N
InChI
InChI=1S/C4H8O2/c1-2-3-6-4-5/h4H,2-3H2,1H3
SMILES (canonical and isomeric)
CCCOC=O

Synonyms

  • Formic acid, propyl ester
  • n-Propyl formate
  • Propyl methanoate
  • Formiate de propyle
  • Propylester kyseliny mravenci
  • Hcooch2ch2ch3
  • Propyl ester of formic acid
  • n-Propyl methanoate
  • 4-02-00-00026 (Beilstein Handbook Reference)
  • UN 1281
  • nPropyl formate
  • Propyl formic acid
  • Formiatos de propilo
  • Formiatos de propilo (Spanish DOT)
  • Propylformate
  • Formic Acid Propyl Ester
  • propyl ormate
  • Propyl formates
  • propyl form ate
  • Propyl formate, 97%
  • Formic acid-propyl ester
  • Propyl formate, >=97%
  • Propyl formates [UN1281] [Flammable liquid]

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
88.11 g/molcalc.
Exact mass
88.0524 Dacalc.
LogP (octanol/water)
0.57calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
6calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.75calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
  • H336May cause drowsiness or dizziness.
Precautionary statements (20)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P337 + P317If eye irritation persists: Get medical help.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 1281
Transport hazard class
3
Packing group
II

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Propyl formate suppliers

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Propyl formate price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Functional uses

  • Flavouring and nutrient

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-016-00-2[1]

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Propyl formate is traded under.

HS 2915.13Indicative HS code

Esters of formic acid

World exports in 2024
$35.7M
+18.4% vs 2023, imports $44.8M
2019 to 2024
Top exporters
  1. China21.7%
  2. India * partner reported17.9%
  3. United Kingdom15.7%
Top importers
  1. United States27.1%
  2. Saudi Arabia13.4%
  3. Brazil5.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Propyl formate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Propyl formate, based on the data on this page

What is Propyl formate?

Propyl formate is a carboxylic ester.

What is the CAS number of Propyl formate?

The CAS registry number of Propyl formate is 110-74-7.

What is the molecular formula and weight of Propyl formate?

The molecular formula of Propyl formate is C4H8O2 and its molar mass is 88.11 g/mol.

What is Propyl formate used for?

Known uses and roles of Propyl formate include building blocks in research and laboratory and flavouring and nutrient.

Is Propyl formate hazardous?

Propyl formate carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Propyl formate?

Propyl formate is usually classified under HS code 291513 (Esters of formic acid). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Propyl formate?

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What is the price of Propyl formate?

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Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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