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Nitriles, nitro and azo compounds

Formamidine

Also known as Methanimidamide, formimidamide, Methanoic acid amidine

CAS 463-52-5Formula CH4N2Molar mass 44.06 g/molEC 228-639-2
1 supplier listed
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Formamidine chemical structure, CH4N2, CAS 463-52-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
463-52-5
Formula
CH4N2
Molar mass
44.06 g/mol
EC number
228-639-2
HS code
292529
Category
Nitriles, nitro and azo compounds

What is Formamidine?

Plain description, key identifiers and synonyms

Formamidine is the smallest member of the class of carboxamidines being formic acid with the O and OH groups from the carboxy function replaced by NH and NH2 groups respectively. The parent of the class of formamidines. It has a role as an EC 1.14.13.39 (nitric oxide synthase) inhibitor. It is a carboxamidine, a member of formamidines and a one-carbon compound. It is functionally related to a formic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methanimidamide
CAS number
463-52-5 CAS number cross-checkedOther or deprecated CAS: 6313-33-3, 87667-19-4
EC number
228-639-2
Molecular formula
CH4N2
UNII
M8KP3Q82AG, PFC3YH7YHK
InChIKey
PNKUSGQVOMIXLU-UHFFFAOYSA-N
InChI
InChI=1S/CH4N2/c2-1-3/h1H,(H3,2,3)
SMILES (canonical and isomeric)
C(=N)N

Synonyms

  • Methanimidamide
  • formimidamide
  • Methanoic acid amidine
  • Formamidinium
  • imidoformamide
  • HC(=NH)-NH2
  • Pnkusgqvomixlu-uhfffaoysa-
  • ImidoformamideDISCONTINUED. Please offer stable salt alternates

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
44.06 g/molcalc.
Exact mass
44.0374 Dacalc.
LogP (octanol/water)
-0.45calc.
Topological polar surface area
49.87 Ųcalc.
Hydrogen bond donors
2calc.
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

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.

Formamidine suppliers

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Where suppliers are based

1 supplier in 1 country

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Formamidine 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

  • enzyme inhibitor

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 Formamidine is traded under.

HS 2925.29Indicative HS code

Imines and their derivatives, salts thereof, other

World exports in 2024
$1.8B
+12.4% vs 2023, imports $1.84B
2019 to 2024
Top exporters
  1. China35.9%
  2. France * partner reported15.5%
  3. Germany9.1%
Top importers
  1. United States13.3%
  2. China13.0%
  3. Brazil9.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Formamidine, based on the data on this page

What is Formamidine?

Formamidine is the smallest member of the class of carboxamidines being formic acid with the O and OH groups from the carboxy function replaced by NH and NH2 groups respectively. The parent of the class of formamidines. It has a role as an EC 1.14.13.39 (nitric oxide synthase) inhibitor.

What is the CAS number of Formamidine?

The CAS registry number of Formamidine is 463-52-5. Other or deprecated CAS numbers: 6313-33-3, 87667-19-4.

What is the molecular formula and weight of Formamidine?

The molecular formula of Formamidine is CH4N2 and its molar mass is 44.06 g/mol.

What is Formamidine used for?

Known uses and roles of Formamidine include enzyme inhibitor.

Is Formamidine hazardous?

No GHS hazard classification for Formamidine 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 Formamidine?

Formamidine is usually classified under HS code 292529 (Imines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Formamidine?

CompoundList lists 1 supplier of Formamidine 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 Formamidine?

Suppliers quote Formamidine 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 Formamidine

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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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