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Heterocyclic building blocks

4-[(E)-2-Phenylethenyl]morpholine

Also known as N-styrylmorpholine, (E)-4-Styrylmorpholine

CAS 39166-25-1Formula C12H15NOMolar mass 189.26 g/mol
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4-[(E)-2-Phenylethenyl]morpholine chemical structure, C12H15NO, CAS 39166-25-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
39166-25-1
Formula
C12H15NO
Molar mass
189.26 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is 4-[(E)-2-Phenylethenyl]morpholine?

Plain description, key identifiers and synonyms

4-[(E)-2-Phenylethenyl]morpholine is a chemical substance with the molecular formula C12H15NO and a molar mass of 189.26 g/mol. Its CAS registry number is 39166-25-1.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-[(E)-2-phenylethenyl]morpholine
CAS number
39166-25-1
Molecular formula
C12H15NO
InChIKey
XWLLGMTXHZNRDQ-VOTSOKGWSA-N
InChI
InChI=1S/C12H15NO/c1-2-4-12(5-3-1)6-7-13-8-10-14-11-9-13/h1-7H,8-11H2/b7-6+
Canonical SMILES
C(=CN1CCOCC1)c1ccccc1
Isomeric SMILES
C1COCCN1/C=C/C2=CC=CC=C2

Synonyms

  • N-styrylmorpholine
  • (E)-4-Styrylmorpholine

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
189.26 g/molcalc.
Exact mass
189.1154 Dacalc.
LogP (octanol/water)
1.99calc.
Topological polar surface area
12.47 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
14calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.33calc.
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, C(=CN1CCOCC1)c1ccccc1

C(=CN1CCOCC1)c1ccccc1

2 rings, 14 atoms, the 4-(2-Phenylethenyl)morpholine ring system.

13 other chemicals share this scaffold

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.

4-[(E)-2-Phenylethenyl]morpholine suppliers

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4-[(E)-2-Phenylethenyl]morpholine 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 4-[(E)-2-Phenylethenyl]morpholine 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 4-[(E)-2-Phenylethenyl]morpholine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 4-[(E)-2-Phenylethenyl]morpholine, based on the data on this page

What is 4-[(E)-2-Phenylethenyl]morpholine?

4-[(E)-2-Phenylethenyl]morpholine is a chemical substance with the molecular formula C12H15NO and a molar mass of 189.26 g/mol. Its CAS registry number is 39166-25-1.

What is the CAS number of 4-[(E)-2-Phenylethenyl]morpholine?

The CAS registry number of 4-[(E)-2-Phenylethenyl]morpholine is 39166-25-1.

What is the molecular formula and weight of 4-[(E)-2-Phenylethenyl]morpholine?

The molecular formula of 4-[(E)-2-Phenylethenyl]morpholine is C12H15NO and its molar mass is 189.26 g/mol.

What is 4-[(E)-2-Phenylethenyl]morpholine used for?

Known uses and roles of 4-[(E)-2-Phenylethenyl]morpholine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 4-[(E)-2-Phenylethenyl]morpholine hazardous?

No GHS hazard classification for 4-[(E)-2-Phenylethenyl]morpholine 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 4-[(E)-2-Phenylethenyl]morpholine?

4-[(E)-2-Phenylethenyl]morpholine 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 4-[(E)-2-Phenylethenyl]morpholine?

Post a free request on CompoundList and suppliers of 4-[(E)-2-Phenylethenyl]morpholine will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 4-[(E)-2-Phenylethenyl]morpholine?

Suppliers quote 4-[(E)-2-Phenylethenyl]morpholine 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 4-[(E)-2-Phenylethenyl]morpholine

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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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