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Carboxylic acids and anhydrides

Oxamic acid

Also known as oxamate, Acetic acid, aminooxo-, Oxalic acid monoamide

CAS 471-47-6Formula C2H3NO3Molar mass 89.05 g/molEC 207-443-0
GHS signal word: Warning. Pictograms: Harmful or irritant 36 suppliers listed
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Oxamic acid chemical structure, C2H3NO3, CAS 471-47-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
471-47-6
Formula
C2H3NO3
Molar mass
89.05 g/mol
EC number
207-443-0
HS code
292419
Category
Carboxylic acids and anhydrides

What is Oxamic acid?

Plain description, key identifiers and synonyms

Oxamic acid is a dicarboxylic acid monoamide resulting from the formal condensation of one of the carboxy groups of oxalic acid with ammonia. It has a role as an Escherichia coli metabolite. It is a conjugate acid of an oxamate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
oxamic acid
CAS number
471-47-6 CAS number cross-checkedOther or deprecated CAS: 66257-53-2
EC number
207-443-0
Molecular formula
C2H3NO3
UNII
QU60N5OPLG
MDL number
MFCD00008006
InChIKey
SOWBFZRMHSNYGE-UHFFFAOYSA-N
InChI
InChI=1S/C2H3NO3/c3-1(4)2(5)6/h(H2,3,4)(H,5,6)
SMILES (canonical and isomeric)
C(=O)(C(=O)O)N

Synonyms

  • oxamate
  • Acetic acid, aminooxo-
  • Oxalic acid monoamide
  • Aminooxoacetic acid
  • Oxalamic acid
  • carbamoylformic acid
  • Oxamidic acid
  • Glycine, 2-oxo-
  • Formic acid, (aminocarbonyl)-
  • Oxalic monoamide
  • Acid, Oxalamic
  • Acid, Oxamidic
  • Acid, Oxamic
  • Acid, Aminooxoacetic
  • Hexyl N,N-diethyloxamate
  • 2-Amino-2-oxoacetic acid
  • amino(oxo)acetic acid
  • Formic acid, carbamoyl-
  • Glyoxylic acid, amino-
  • Oxamate, (aminocarbonyl)-
  • Acetic acid, 2-amino-2-oxo-
  • Oxamate (repellent)
  • Oxamicacid
  • OXM
  • Oxamate (insect repellant)
Show all 34 synonyms
  • carboxy amide
  • Oxamate (insect re
  • Oxamate, 3
  • Otamic acid
  • ???methanecarboxylic acid
  • Oxamic acid, >=98%
  • IN-18474 oxamic acid
  • Oxamic acid oxalic acid monoamide
  • Sdccgsbi-0050888.p002

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
89.05 g/molcalc.
Exact mass
89.0113 Dacalc.
LogP (octanol/water)
-1.44calc.
Topological polar surface area
80.39 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
6calc.
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
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • 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.
  • P302 + P352If on skin: Wash with plenty of water.
  • 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.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

Oxamic acid suppliers

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

All 36 suppliers
30 of 30 offers
  • Onbio Inc.
    United StatesUnclaimed profile
    Oxamic AcidGrade, purity and minimum order on request
    Price on request
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  • 3WAY Pharm Inc
    China, ShanghaiUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • Accela ChemBio Inc.
    United States, San DiegoUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • Achemtek
    United States, WoburnUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • Acmec Biochemical
    China, ShanghaiUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • ACTIVATE SCIENTIFIC GmbH
    GermanyUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • AgroIntelBioScan.com
    Singapore, SingaporeUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • AHH Chemical co.,ltd
    China, ChangzhouUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • AiFChem
    United States, SomervilleUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
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  • Ambeed, Inc.
    United States, Buffalo GroveUnclaimed profile
    Oxamic acidGrade, purity and minimum order on request
    Price on request
    View

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

36 suppliers in 9 countries

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Oxamic 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

Use classes: Pesticide transformation products.

Roles

  • Escherichia coli metabolite
  • bacterial metabolite
  • metabolite
  • prokaryotic metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

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 Oxamic acid is traded under.

HS 2924.19Indicative HS code

Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$2.38B
−1.7% vs 2023, imports $2.22B
2019 to 2024
Top exporters
  1. China34.7%
  2. Germany12.5%
  3. India * partner reported6.8%
Top importers
  1. United States17.5%
  2. Germany8.8%
  3. India * partner reported6.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Oxamic acid, based on the data on this page

What is Oxamic acid?

Oxamic acid is a dicarboxylic acid monoamide resulting from the formal condensation of one of the carboxy groups of oxalic acid with ammonia. It has a role as an Escherichia coli metabolite. It is a conjugate acid of an oxamate.

What is the CAS number of Oxamic acid?

The CAS registry number of Oxamic acid is 471-47-6. Other or deprecated CAS numbers: 66257-53-2.

What is the molecular formula and weight of Oxamic acid?

The molecular formula of Oxamic acid is C2H3NO3 and its molar mass is 89.05 g/mol.

What is Oxamic acid used for?

Use classes: Pesticide transformation products.

Is Oxamic acid hazardous?

Oxamic acid carries the GHS signal word "Warning". Main hazards: causes skin irritation, 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 Oxamic acid?

Oxamic acid is usually classified under HS code 292419 (Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Oxamic acid?

CompoundList lists 36 suppliers of Oxamic acid in United States, China, Germany, Japan and 5 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Oxamic acid?

Suppliers quote Oxamic 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 Oxamic 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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