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Carboxylic acids and anhydrides

Carbamic acid

Also known as Aminoformic acid, azaniumylformate, hydron, carbamate

CAS 463-77-4Formula CH3NO2Molar mass 61.04 g/mol
2 suppliers listed
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Carbamic acid chemical structure, CH3NO2, CAS 463-77-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
463-77-4
Formula
CH3NO2
Molar mass
61.04 g/mol
HS code
292419
Category
Carboxylic acids and anhydrides

What is Carbamic acid?

Plain description, key identifiers and synonyms

Carbamic acid is a one-carbon compound that is ammonia in which one of the hydrogens is replaced by a carboxy group. Although carbamic acid derivatives are common, carbamic acid itself has never been synthesised. It has a role as an Escherichia coli metabolite. It is an organonitrogen compound, a carbon oxoacid and a one-carbon compound. It is a conjugate acid of a carbamate.

Carbamic acid is a molecule with an amine directly attached to formic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
carbamic acid
CAS number
463-77-4 CAS number cross-checked
Molecular formula
CH3NO2
UNII
O0UC6XOS4H
InChIKey
KXDHJXZQYSOELW-UHFFFAOYSA-N
InChI
InChI=1S/CH3NO2/c2-1(3)4/h2H2,(H,3,4)
SMILES (canonical and isomeric)
C(=O)(N)O

Synonyms

  • Aminoformic acid
  • azaniumylformate
  • hydron, carbamate
  • carbamic acid, calcium salt
  • carbamic acid, potassium salt
  • imidocarbonic acid
  • aminocarboxylic acid
  • Aminoameisensaeure
  • Aminomethanoic Acid
  • Aminoformate
  • Carbamidsaeure
  • ammoniocarboxylate
  • Carbonimidic acid
  • Isocarbamic acid
  • Iminocarbonic acid
  • Formic acid, amino-
  • Carbamicacid, [(1R)-2-hydroxy-1-[(4-hydroxyphenyl)methyl]ethyl]-, 1,1-dimethylethylester (9CI)
  • VQO

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
61.04 g/molcalc.
Exact mass
61.0164 Dacalc.
LogP (octanol/water)
-0.38calc.
Topological polar surface area
63.32 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
4calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Carbamic acid suppliers

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All 2 suppliers

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

2 suppliers in 1 country

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Carbamic acid price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Roles

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

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 Carbamic 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 Carbamic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Carbamic acid?

Carbamic acid is a one-carbon compound that is ammonia in which one of the hydrogens is replaced by a carboxy group. Although carbamic acid derivatives are common, carbamic acid itself has never been synthesised. It has a role as an Escherichia coli metabolite.

What is the CAS number of Carbamic acid?

The CAS registry number of Carbamic acid is 463-77-4.

What is the molecular formula and weight of Carbamic acid?

The molecular formula of Carbamic acid is CH3NO2 and its molar mass is 61.04 g/mol.

What is Carbamic acid used for?

Known uses and roles of Carbamic acid include escherichia coli metabolite, bacterial metabolite, metabolite and prokaryotic metabolite.

Is Carbamic acid hazardous?

No GHS hazard classification for Carbamic acid is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Carbamic acid?

Carbamic 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 Carbamic acid?

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

What is the price of Carbamic acid?

Suppliers quote Carbamic 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 Carbamic 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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