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Isotope-labelled compounds

Formic-d acid

Also known as deuterioformic acid, Formic Acid C-d, Formic Acid C-d 98atom%D

CAS 917-71-5Formula CH2O2Molar mass 47.03 g/molEC 695-499-0
GHS signal word: Danger. Pictograms: Flammable, Corrosive, Acute toxicity (severe), Harmful or irritant 2 suppliers listed
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Formic-d acid chemical structure, CH2O2, CAS 917-71-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
917-71-5
Formula
CH2O2
Molar mass
47.03 g/mol
Physical form
Liquid
HS code
284590
Category
Isotope-labelled compounds
Illustrative photo, closed blue steel drums of liquid in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Formic-d acid?

Plain description, key identifiers and synonyms

Formic-d acid is a chemical substance with the molecular formula CH2O2 and a molar mass of 47.03 g/mol. Its CAS registry number is 917-71-5. The IUPAC name is deuterioformic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
deuterioformic acid
CAS number
917-71-5
EC number
695-499-0
Molecular formula
CH2O2
MDL number
MFCD00059016
InChIKey
BDAGIHXWWSANSR-MICDWDOJSA-N
InChI
InChI=1S/CH2O2/c2-1-3/h1H,(H,2,3)/i1D
Canonical SMILES
O=CO
Isomeric SMILES
[2H]C(=O)O

Synonyms

  • deuterioformic acid
  • Formic Acid C-d
  • Formic Acid C-d 98atom%D
  • Formic-d1 Acid (95% w/w in H2O)
  • deuteroformic acid
  • Formic-d acid, 95 wt% in Water
  • Formic acid (formyl-d, 98%) (
  • Formic-d acid, 95 wt. % in H2O, 98 atom % D

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
47.03 g/molcalc.
Exact mass
47.0118 Dacalc.
LogP (octanol/water)
-0.3calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
3calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
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
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H226Flammable liquid and vapour.
  • H302Harmful if swallowed.
  • H314Causes severe skin burns and eye damage.
  • H331Toxic if inhaled.
Precautionary statements (27)
  • 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.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • 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.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • 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 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P363Wash contaminated clothing before reuse.
  • 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

Formic-d acid suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 2 suppliers

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Where suppliers are based

2 suppliers in 1 country

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Formic-d acid 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

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 is traded under.

HS 2845.90Indicative HS code

Compounds, inorganic or organic, of such isotopes, whether or not chemically defined

World exports in 2024
$2.67B
+19.0% vs 2023, imports $1.67B
2019 to 2024
Top exporters
  1. Ireland55.3%
  2. Hong Kong11.8%
  3. United States10.7%
Top importers
  1. China24.3%
  2. Ireland21.9%
  3. South Korea13.3%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Formic-d acid?

Formic-d acid is a chemical substance with the molecular formula CH2O2 and a molar mass of 47.03 g/mol. Its CAS registry number is 917-71-5. The IUPAC name is deuterioformic acid.

What is the CAS number of Formic-d acid?

The CAS registry number of Formic-d acid is 917-71-5.

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

The molecular formula of Formic-d acid is CH2O2 and its molar mass is 47.03 g/mol.

What is Formic-d acid used for?

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

Is Formic-d acid hazardous?

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

What is the HS code of Formic-d acid?

Formic-d acid is usually classified under HS code 284590 (Isotopes other than those of heading 2844, compounds, inorganic or organic, of such…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Formic-d acid?

CompoundList lists 2 suppliers of Formic-d acid in Germany. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Formic-d acid?

Suppliers quote Formic-d acid 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

Practical guides that help when you source, ship or handle Formic-d acid

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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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