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Isotope-labelled compounds

Formic-d acid, ethyl ester

Also known as ethyl protioformate

CAS 35976-76-2Formula C3H6O2Molar mass 74.08 g/molEC 694-594-4
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant
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Formic-d acid, ethyl ester chemical structure, C3H6O2, CAS 35976-76-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
35976-76-2
Formula
C3H6O2
Molar mass
74.08 g/mol
Physical form
Liquid
HS code
284443
Category
Isotope-labelled compounds
Illustrative photo, closed blue jerry cans in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Formic-d acid, ethyl ester?

Plain description, key identifiers and synonyms

Formic-d acid, ethyl ester is a chemical substance with the molecular formula C3H6O2 and a molar mass of 74.08 g/mol. Its CAS registry number is 35976-76-2. The IUPAC name is ethyl protioformate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethyl protioformate
CAS number
35976-76-2
EC number
694-594-4
Molecular formula
C3H6O2
InChIKey
WBJINCZRORDGAQ-HNNAGVGSSA-N
InChI
InChI=1S/C3H6O2/c1-2-5-3-4/h3H,2H2,1H3/i3H
Canonical SMILES
CCOC=O
Isomeric SMILES
[1H]C(=O)OCC

Synonyms

  • ethyl protioformate

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
74.08 g/molcalc.
Exact mass
74.0368 Dacalc.
LogP (octanol/water)
0.18calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
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.
  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (25)
  • 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.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • 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.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P330Rinse mouth.
  • 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.

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

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Formic-d acid, ethyl ester price

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Formic-d acid, ethyl ester is traded under.

HS 2844.43Indicative HS code

Radioactive elements and isotopes and compounds other than those of subheading 284410…

World exports in 2024
$2.19B
+8.8% vs 2023, imports $2.53B
2022 to 2024
Top exporters
  1. Canada32.1%
  2. Netherlands17.0%
  3. Germany11.4%
Top importers
  1. United States37.8%
  2. Germany8.4%
  3. China5.8%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Formic-d acid, ethyl ester is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Formic-d acid, ethyl ester, based on the data on this page

What is Formic-d acid, ethyl ester?

Formic-d acid, ethyl ester is a chemical substance with the molecular formula C3H6O2 and a molar mass of 74.08 g/mol. Its CAS registry number is 35976-76-2. The IUPAC name is ethyl protioformate.

What is the CAS number of Formic-d acid, ethyl ester?

The CAS registry number of Formic-d acid, ethyl ester is 35976-76-2.

What is the molecular formula and weight of Formic-d acid, ethyl ester?

The molecular formula of Formic-d acid, ethyl ester is C3H6O2 and its molar mass is 74.08 g/mol.

What is Formic-d acid, ethyl ester used for?

Known uses and roles of Formic-d acid, ethyl ester include isotope-labelled compounds in research and laboratory.

Is Formic-d acid, ethyl ester hazardous?

Formic-d acid, ethyl ester carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, harmful if swallowed, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Formic-d acid, ethyl ester?

Formic-d acid, ethyl ester is usually classified under HS code 284443 (Radioactive elements and isotopes and compounds other than those of subheading 284410…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Formic-d acid, ethyl ester?

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What is the price of Formic-d acid, ethyl ester?

Suppliers quote Formic-d acid, ethyl ester on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

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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