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Alkaloids

Ethylmorphine

Also known as Codethyline, Dionine, 3-Ethoxymorphine

CAS 76-58-4Formula C19H23NO3Molar mass 313.40 g/molEC 200-970-7
GHS signal word: Warning. Pictograms: Harmful or irritant Prohibited, not for trade
Why it is not for trade
Ethylmorphine chemical structure, C19H23NO3, CAS 76-58-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
76-58-4
Formula
C19H23NO3
Molar mass
313.40 g/mol
EC number
200-970-7
HS code
293911
Category
Alkaloids

What is Ethylmorphine?

Plain description, key identifiers and synonyms

Ethylmorphine is a morphinane alkaloid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R,4aR,7S,7aR,12bS)-9-ethoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol
CAS number
76-58-4 CAS number cross-checked
EC number
200-970-7
Molecular formula
C19H23NO3
UNII
RWO67D87EU
InChIKey
OGDVEMNWJVYAJL-LEPYJNQMSA-N
InChI
InChI=1S/C19H23NO3/c1-3-22-15-7-4-11-10-13-12-5-6-14(21)18-19(12,8-9-20(13)2)16(11)17(15)23-18/h4-7,12-14,18,21H,3,8-10H2,1-2H3/t12-,13+,14-,18-,19-/m0/s1
Canonical SMILES
CCOc1ccc2c3c1OC1C(O)C=CC4C(C2)N(C)CCC341
Isomeric SMILES
CCOC1=C2C3=C(C[C@@H]4[C@H]5[C@]3(CCN4C)[C@@H](O2)[C@H](C=C5)O)C=C1

Synonyms

  • Codethyline
  • Dionine
  • 3-Ethoxymorphine
  • IDS-NE-005(SECT.2)
  • Ethomorphine
  • (4R,4aR,7S,7aR,12bS)-9-ethoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol
  • (1S,5R,13R,14S,17R)-10-ethoxy-4-methyl-12-oxa-4-azapentacyclo(9.6.1.0^(1,13).0^(5,17).0^(7,18))octadeca-7(18),8,10,15-tetraen-14-ol
  • (1S,5R,13R,14S,17R)-10-ethoxy-4-methyl-12-oxa-4-azapentacyclo[9.6.1.0^{1,13}.0^{5,17}.0^{7,18}]octadeca-7(18),8,10,15-tetraen-14-ol
  • (4R,4aR,7S,7aR,12bS)-9-ethoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro(3,2-e)isoquinolin-7-ol
  • Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-ethoxy-17-methyl-, (5alpha,6alpha)-
  • (5Alpha,6alpha)-7,8-didehydro-4,5-epoxy-3-ethoxy-17-methylmorphinan-6-ol
  • (4R,4aR,7S,7aR,12bS)-9-ethoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro(3,2-e)isoquinoline-7-ol
  • 3-O-Ethylmorphine
  • Morphine, ethyl-
  • Dionin
  • Ethylmorphine (BAN)
  • Ethyl morphine
  • Ethylmorphine (1.0 mg/mL in Methanol)
  • DEA No. 9190
  • Ethylmorphine 1.0 mg/ml in Methanol
  • Morphinan-6-alpha-ol, 7,8-didehydro-4,5-alpha-epoxy-3-ethoxy-17-methyl-
  • Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-ethoxy-17-methyl-, (5-alpha,6-alpha)-
  • 3-Ethoxy-17-methyl-5alpha-7,8-didehydro-4,5-epoxymorphinan-6alpha-ol
  • (5alpha,6.alpha.)-7,8-didehydro-4,5-epoxy-3-ethoxy-17-methylmorphinan-6-ol

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
313.40 g/molcalc.
Exact mass
313.1678 Dacalc.
LogP (octanol/water)
1.89calc.
Topological polar surface area
41.93 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
2calc.
Heavy atoms
23calc.
Rings
5calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.58calc.
Formal charge
0calc.
Stereocentres
5calc.
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, C1=CC2C3Cc4cccc5c4C2(CCN3)C(C1)O5

C1=CC2C3Cc4cccc5c4C2(CCN3)C(C1)O5

5 rings, 18 atoms.

246 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
Precautionary statements (5)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • 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

Ethylmorphine suppliers

Trading restrictions apply to this substance

Narcotic drug

Ethylmorphine is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Listing and enquiries are not allowed for this substance.

Reference: UN Single Convention on Narcotic Drugs 1961, HS 2022 subheading 2939.11 (opium alkaloids and their derivatives)

Our policy on controlled substances

Ethylmorphine price

Indicative price range per kg from live supplier offers

Prices are not shown for prohibited substances.

Uses and applications

What the substance is used for, by industry and function

Use classes: Pharmaceuticals.

Pharmacological actions

  • Analgesics, Opioid
  • Antitussive Agents
  • Narcotics

Regulatory status

Inventories, regulations and trade controls that list this substance

Narcotic drug

Ethylmorphine is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Listing and enquiries are not allowed for this substance.

Reference: UN Single Convention on Narcotic Drugs 1961, HS 2022 subheading 2939.11 (opium alkaloids and their derivatives)

Our policy on controlled substances

Controls

  • US DEA controlled substance or listed chemical
  • Controlled narcotic drug

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ethylmorphine is traded under.

HS 2939.11Exact HS code

Concentrates of poppy straw, buprenorphine (INN), codeine, dihydrocodeine (INN)…

World exports in 2024
$246M
−3.8% vs 2023, imports $339M
2019 to 2024
Top exporters
  1. United Kingdom33.3%
  2. Spain21.3%
  3. Czech Republic8.6%
Top importers
  1. United States30.8%
  2. United Kingdom13.2%
  3. Germany6.3%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Ethylmorphine is indicative (it was matched by name in the HS nomenclature). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Ethylmorphine?

Ethylmorphine is a morphinane alkaloid.

What is the CAS number of Ethylmorphine?

The CAS registry number of Ethylmorphine is 76-58-4.

What is the molecular formula and weight of Ethylmorphine?

The molecular formula of Ethylmorphine is C19H23NO3 and its molar mass is 313.40 g/mol.

What is Ethylmorphine used for?

Use classes: Pharmaceuticals.

Is Ethylmorphine hazardous?

Ethylmorphine carries the GHS signal word "Warning". Main hazards: harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Ethylmorphine?

Ethylmorphine is usually classified under HS code 293911 (Concentrates of poppy straw, buprenorphine (INN), codeine, dihydrocodeine (INN)…). This is indicative, confirm it with your customs broker before shipping.

Can I buy Ethylmorphine on CompoundList?

No. Ethylmorphine is on our prohibited list, so listings, quotes and messages for it are disabled. This page is kept for information only.

Guides for buyers

Practical guides that help when you source, ship or handle Ethylmorphine

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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