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Heterocyclic building blocks

Methyldesorphine

Also known as Metildesorfina, Methyldesomorphine, MK 57

CAS 16008-36-9Formula C18H21NO2Molar mass 283.37 g/molEC 240-139-6
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Methyldesorphine chemical structure, C18H21NO2, CAS 16008-36-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
16008-36-9
Formula
C18H21NO2
Molar mass
283.37 g/mol
EC number
240-139-6
HS code
293499
Category
Heterocyclic building blocks

What is Methyldesorphine?

Plain description, key identifiers and synonyms

Methyldesorphine is a DEA Schedule I controlled substance. Substances in the DEA Schedule I have no currently accepted medical use in the United States, a lack of accepted safety for use under medical supervision, and a high potential for abuse. It is a Opium derivatives substance.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R,4aR,7aS,12bS)-3,7-dimethyl-2,4,4a,5,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
CAS number
16008-36-9 CAS number cross-checked
EC number
240-139-6
Molecular formula
C18H21NO2
UNII
Y460N7W76B
InChIKey
CUFWYVOFDYVCPM-GGNLRSJOSA-N
InChI
InChI=1S/C18H21NO2/c1-10-3-5-12-13-9-11-4-6-14(20)16-15(11)18(12,17(10)21-16)7-8-19(13)2/h3-4,6,12-13,17,20H,5,7-9H2,1-2H3/t12-,13+,17-,18-/m0/s1
Canonical SMILES
CC1=CCC2C3Cc4ccc(O)c5c4C2(CCN3C)C1O5
Isomeric SMILES
CC1=CC[C@H]2[C@H]3CC4=C5[C@]2([C@H]1OC5=C(C=C4)O)CCN3C

Synonyms

  • Metildesorfina
  • Methyldesomorphine
  • MK 57
  • Methyldesorphinum
  • DEA No. 9302
  • delta6-Deoxy-6-methylmorphine
  • 3-Hydroxy-6,N-dimethyl-4,5-epoxymorphin-6-en
  • 4,5alpha-Epoxy-6,N-dimethyl-6-morphinen-3-ol
  • 6-Methyl-delta(sup 6)-deoxy-morphine
  • Methyldesorphine (INN)
  • Metildesorfina (INN-Spanish)
  • Methyldesorphinum (INN-Latin)
  • Morphinan-3-ol, 6,7-didehydro-4,5-epoxy-6,17-dimethyl-, (5alpha)-
  • Morphinan-3-ol, 6,7-didehydro-4,5alpha-epoxy-6,17-dimethyl-
  • 6-Methyl-delta6-deoxy-morphine
  • (4R,4aR,7aS,12bS)-3,7-dimethyl-2,4,4a,5,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
  • 6,17-Dimethyl-5alpha-6,7-didehydro-4,5-epoxymorphinan-3-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
283.37 g/molcalc.
Exact mass
283.1572 Dacalc.
LogP (octanol/water)
2.62calc.
Topological polar surface area
32.7 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
21calc.
Rings
5calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.56calc.
Formal charge
0calc.
Stereocentres
4calc.
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=CC2Oc3cccc4c3C23CCNC(C4)C3C1

C1=CC2Oc3cccc4c3C23CCNC(C4)C3C1

5 rings, 18 atoms.

27 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.

Methyldesorphine suppliers

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Methyldesorphine 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

Controls

  • US DEA controlled substance or listed chemical

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Methyldesorphine 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 Methyldesorphine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Methyldesorphine?

Methyldesorphine is a DEA Schedule I controlled substance. Substances in the DEA Schedule I have no currently accepted medical use in the United States, a lack of accepted safety for use under medical supervision, and a high potential for abuse. It is a Opium derivatives substance.

What is the CAS number of Methyldesorphine?

The CAS registry number of Methyldesorphine is 16008-36-9.

What is the molecular formula and weight of Methyldesorphine?

The molecular formula of Methyldesorphine is C18H21NO2 and its molar mass is 283.37 g/mol.

What is Methyldesorphine used for?

Known uses and roles of Methyldesorphine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Methyldesorphine hazardous?

No GHS hazard classification for Methyldesorphine 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 Methyldesorphine?

Methyldesorphine 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 Methyldesorphine?

Post a free request on CompoundList and suppliers of Methyldesorphine will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Methyldesorphine?

Suppliers quote Methyldesorphine 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 Methyldesorphine

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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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