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Cleansing surfactants

Methyl morpholine oxide

Also known as 4-Methylmorpholine 4-oxide, N-Methylmorpholine oxide, N-Methylmorpholine N-oxide

CAS 7529-22-8Formula C5H11NO2Molar mass 117.15 g/molEC 231-391-8
GHS signal word: Danger. Pictograms: Flammable, Oxidiser, Harmful or irritant, Serious health hazard 27 suppliers listed
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Methyl morpholine oxide chemical structure, C5H11NO2, CAS 7529-22-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7529-22-8
Formula
C5H11NO2
Molar mass
117.15 g/mol
Physical form
Liquid
HS code
293499
Category
Cleansing surfactants
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Methyl morpholine oxide?

Plain description, key identifiers and synonyms

N-methylmorpholine N-oxide is a morpholine N-oxide resulting from the oxidation of the amino group of N-methylmorpholine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-methyl-4-oxidomorpholin-4-ium
CAS number
7529-22-8 CAS number cross-checked
EC number
231-391-8
Molecular formula
C5H11NO2
UNII
ARC64PKJ0F
MDL number
MFCD00005947
INCI name
METHYL MORPHOLINE OXIDE
InChIKey
LFTLOKWAGJYHHR-UHFFFAOYSA-N
InChI
InChI=1S/C5H11NO2/c1-6(7)2-4-8-5-3-6/h2-5H2,1H3
SMILES (canonical and isomeric)
C[N+]1(CCOCC1)[O-]

Synonyms

  • 4-Methylmorpholine 4-oxide
  • N-Methylmorpholine oxide
  • N-Methylmorpholine N-oxide
  • Morpholine, 4-methyl-, 4-oxide
  • 4-Methylmorpholine-4-oxide
  • 4-Methylmorpholine Oxide
  • 4-methylmorpholine-N-oxide
  • N-Methylmorpholine 4-oxide
  • 4-methylmorpholine 4-oxide, monohydrate
  • NMethylmorpholine oxide
  • 4Methylmorpholine4oxide
  • NMethylmorpholine Noxide
  • 4Methylmorpholine Noxide
  • Morpholine, 4methyl, 4oxide
  • 4-methyl-4-oxidomorpholin-4-ium
  • N-Methylmorpholine-N-oxide
  • NMO
  • NMMO
  • 4-methyl-4-oxido-morpholin-4-ium
  • 4-methylmorpholin-4-ium-4-olate
  • Morpholine, 4-oxide
  • N-Methyl morpholine N-oxide
  • 4-methyl morpholine N-oxide
  • 4-methyl-morpholine-N-oxide
  • n-methylmorpholineoxide
Show all 36 synonyms
  • methylmorpholine N-oxide
  • methylmorpholine-N-oxide
  • 4-Methylmorpholine-oxide
  • N-methylmorpholin-N-oxid
  • 4methylmorpholine N-oxide
  • 4methylmorpholine-N oxide
  • 4methylmorpholine-N-oxide
  • N-methyl morpholine oxide
  • N-methyl morpholine-oxide
  • N-methyl-morpholine oxide
  • 4-methyl morpholine oxide

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
117.15 g/molcalc.
Exact mass
117.079 Dacalc.
LogP (octanol/water)
-0.04calc.
Topological polar surface area
32.29 ร…ยฒcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1COCCN1

C1COCCN1

1 ring, 6 atoms, the Morpholine ring system.

5,994 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS03: Oxidiser
Oxidiser
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H228Flammable solid.
  • H272May intensify fire, oxidiser.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
  • H361Suspected of damaging fertility or the unborn child.
  • H361fSuspected of damaging fertility.
Precautionary statements (23)
  • P203Obtain, read and follow all safety instructions before use.
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P220Keep away from clothing and other combustible materials.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • 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.
  • P318If exposed or concerned, get medical advice.
  • 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.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • 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

Methyl morpholine oxide suppliers

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

All 27 suppliers
27 of 27 offers

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

27 suppliers in 5 countries

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Methyl morpholine oxide 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

Industrial uses: Other, Intermediate.

Use classes: Cosmetics.

Cosmetic ingredient, INCI name METHYL MORPHOLINE OXIDE(cleansing, surfactant - foam boosting, surfactant - cleansing)

Functional uses

  • Cleaning agent
  • Foamant
  • Surfactant (surface active agent)

Cosmetic functions

  • Cleansing
  • Surfactant - cleansing
  • Surfactant - foam boosting

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

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 Methyl morpholine oxide is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Methyl morpholine oxide, based on the data on this page

What is Methyl morpholine oxide?

N-methylmorpholine N-oxide is a morpholine N-oxide resulting from the oxidation of the amino group of N-methylmorpholine.

What is the CAS number of Methyl morpholine oxide?

The CAS registry number of Methyl morpholine oxide is 7529-22-8.

What is the molecular formula and weight of Methyl morpholine oxide?

The molecular formula of Methyl morpholine oxide is C5H11NO2 and its molar mass is 117.15 g/mol.

What is Methyl morpholine oxide used for?

Industrial uses: Other, Intermediate. Use classes: Cosmetics.

Is Methyl morpholine oxide hazardous?

Methyl morpholine oxide carries the GHS signal word "Danger". Main hazards: flammable solid, may intensify fire, oxidiser, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Methyl morpholine oxide?

Methyl morpholine oxide is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclicโ€ฆ). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methyl morpholine oxide?

CompoundList lists 27 suppliers of Methyl morpholine oxide in China, India, United States, Canada and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Methyl morpholine oxide in India?

3 suppliers in India list Methyl morpholine oxide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Methyl morpholine oxide?

Suppliers quote Methyl morpholine oxide 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 Methyl morpholine oxide

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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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