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Heterocyclic building blocks

2-Methylmorpholine

Also known as 2-Methyl-morpholine, morpholine, 2-methyl-, (R)-2-Methyl-morpholine

CAS 27550-90-9Formula C5H11NOMolar mass 101.15 g/molEC 804-924-2
GHS signal word: Danger. Pictograms: Flammable, Corrosive, Acute toxicity (severe), Harmful or irritant 4 suppliers listed
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2-Methylmorpholine chemical structure, C5H11NO, CAS 27550-90-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
27550-90-9
Formula
C5H11NO
Molar mass
101.15 g/mol
Physical form
Liquid
HS code
293499
Category
Heterocyclic building blocks
Illustrative photo, 25 litre white jerry cans of liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is 2-Methylmorpholine?

Plain description, key identifiers and synonyms

2-Methylmorpholine is a chemical substance with the molecular formula C5H11NO and a molar mass of 101.15 g/mol. Its CAS registry number is 27550-90-9.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methylmorpholine
CAS number
27550-90-9 CAS number cross-checked
EC number
804-924-2
Molecular formula
C5H11NO
MDL number
MFCD08444368
InChIKey
LQMMFVPUIVBYII-UHFFFAOYSA-N
InChI
InChI=1S/C5H11NO/c1-5-4-6-2-3-7-5/h5-6H,2-4H2,1H3
SMILES (canonical and isomeric)
CC1CNCCO1

Synonyms

  • 2-Methyl-morpholine
  • morpholine, 2-methyl-
  • (R)-2-Methyl-morpholine
  • 2-MethylMoupholine
  • (2R)-2-methyl-morpholine
  • Rac 2-methyl-morpholine
  • rac 2-Methyl-morpholine, 98%

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
101.15 g/molcalc.
Exact mass
101.0841 Dacalc.
LogP (octanol/water)
-0.01calc.
Topological polar surface area
21.26 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
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
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H226Flammable liquid and vapour.
  • H301Toxic if swallowed.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H314Causes severe skin burns and eye damage.
  • H315Causes skin irritation.
  • H318Causes serious eye damage.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (36)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • 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.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • 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.
  • P363Wash contaminated clothing before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • 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

2-Methylmorpholine suppliers

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

All 4 suppliers
4 of 4 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

4 suppliers in 3 countries

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2-Methylmorpholine price

Indicative price range per kg from live supplier offers

No published prices right now

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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 2-Methylmorpholine 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 2-Methylmorpholine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Methylmorpholine, based on the data on this page

What is 2-Methylmorpholine?

2-Methylmorpholine is a chemical substance with the molecular formula C5H11NO and a molar mass of 101.15 g/mol. Its CAS registry number is 27550-90-9.

What is the CAS number of 2-Methylmorpholine?

The CAS registry number of 2-Methylmorpholine is 27550-90-9.

What is the molecular formula and weight of 2-Methylmorpholine?

The molecular formula of 2-Methylmorpholine is C5H11NO and its molar mass is 101.15 g/mol.

What is 2-Methylmorpholine used for?

Known uses and roles of 2-Methylmorpholine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 2-Methylmorpholine hazardous?

2-Methylmorpholine carries the GHS signal word "Danger". Main hazards: flammable liquid and vapour, toxic if swallowed, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Methylmorpholine?

2-Methylmorpholine is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Methylmorpholine?

CompoundList lists 4 suppliers of 2-Methylmorpholine in United States, China and Germany. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Methylmorpholine?

Suppliers quote 2-Methylmorpholine 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 2-Methylmorpholine

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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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