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Amines and amides

Choline, nitrate (ester), hydroxide

Also known as Choline, hydroxide, nitrate, Ethanaminium, N,N,N-trimethyl-2-(nitrooxy)-, hydroxide, Nitrocholine

CAS 543-17-9Formula C5H14N2O4Molar mass 166.18 g/mol
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Choline, nitrate (ester), hydroxide chemical structure, C5H14N2O4, CAS 543-17-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
543-17-9
Formula
C5H14N2O4
Molar mass
166.18 g/mol
HS code
292390
Category
Amines and amides

What is Choline, nitrate (ester), hydroxide?

Plain description, key identifiers and synonyms

Choline, nitrate (ester), hydroxide is a chemical substance with the molecular formula C5H14N2O4 and a molar mass of 166.18 g/mol. Its CAS registry number is 543-17-9. The IUPAC name is trimethyl(2-nitrooxyethyl)azanium hydroxide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
trimethyl(2-nitrooxyethyl)azanium hydroxide
CAS number
543-17-9 CAS number cross-checked
Molecular formula
C5H14N2O4
UNII
NH329Q9DWQ
InChIKey
ZQCMIIFDTOZOCG-UHFFFAOYSA-M
InChI
InChI=1S/C5H13N2O3.H2O/c1-7(2,3)4-5-10-6(8)9;/h4-5H2,1-3H3;1H2/q+1;/p-1
SMILES (canonical and isomeric)
C[N+](C)(C)CCO[N+](=O)[O-].[OH-]

Synonyms

  • Choline, hydroxide, nitrate
  • Ethanaminium, N,N,N-trimethyl-2-(nitrooxy)-, hydroxide
  • Nitrocholine
  • n,n,n-trimethyl-2-(nitrooxy)ethanaminium hydroxide
  • Nitricholine hydroxide
  • N,N,N-Trimethyl-2-(nitrooxy)ethan-1-aminium hydroxide

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
166.18 g/molcalc.
Exact mass
166.0954 Dacalc.
LogP (octanol/water)
-0.28calc.
Topological polar surface area
82.37 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
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.

Choline, nitrate (ester), hydroxide suppliers

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Choline, nitrate (ester), hydroxide 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 Choline, nitrate (ester), hydroxide is traded under.

HS 2923.90Indicative HS code

Quaternary ammonium salts and hydroxides whether or not chemically defined not elsewhere classified…

World exports in 2024
$1.07B
+14.4% vs 2023, imports $1.16B
2019 to 2024
Top exporters
  1. China36.7%
  2. United States14.2%
  3. Netherlands9.4%
Top importers
  1. South Korea10.7%
  2. Germany10.1%
  3. United States9.9%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Choline, nitrate (ester), hydroxide, based on the data on this page

What is Choline, nitrate (ester), hydroxide?

Choline, nitrate (ester), hydroxide is a chemical substance with the molecular formula C5H14N2O4 and a molar mass of 166.18 g/mol. Its CAS registry number is 543-17-9. The IUPAC name is trimethyl(2-nitrooxyethyl)azanium hydroxide.

What is the CAS number of Choline, nitrate (ester), hydroxide?

The CAS registry number of Choline, nitrate (ester), hydroxide is 543-17-9.

What is the molecular formula and weight of Choline, nitrate (ester), hydroxide?

The molecular formula of Choline, nitrate (ester), hydroxide is C5H14N2O4 and its molar mass is 166.18 g/mol.

What is Choline, nitrate (ester), hydroxide used for?

Known uses and roles of Choline, nitrate (ester), hydroxide include building blocks in research and laboratory.

Is Choline, nitrate (ester), hydroxide hazardous?

No GHS hazard classification for Choline, nitrate (ester), hydroxide 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 Choline, nitrate (ester), hydroxide?

Choline, nitrate (ester), hydroxide is usually classified under HS code 292390 (Quaternary ammonium salts and hydroxides, lecithins and other phosphoaminolipids…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Choline, nitrate (ester), hydroxide?

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What is the price of Choline, nitrate (ester), hydroxide?

Suppliers quote Choline, nitrate (ester), hydroxide 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 Choline, nitrate (ester), hydroxide

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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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