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Impurities and reference standards

8beta-Hydroxyoxycodone

Also known as 8-Hydroxyoxycodone, 8beta-, 8beta-Hydroxy oxycodone, 8beta,14-Dihydroxydihydrocodeinone

CAS 23185-97-9Formula C18H21NO5Molar mass 331.37 g/mol
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8beta-Hydroxyoxycodone chemical structure, C18H21NO5, CAS 23185-97-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
23185-97-9
Formula
C18H21NO5
Molar mass
331.37 g/mol
HS code
293499
Category
Impurities and reference standards

What is 8beta-Hydroxyoxycodone?

Plain description, key identifiers and synonyms

8beta-Hydroxyoxycodone is a chemical substance with the molecular formula C18H21NO5 and a molar mass of 331.37 g/mol. Its CAS registry number is 23185-97-9. The IUPAC name is (4R,4aS,5S,7aR,12bS)-4a,5-dihydroxy-9-methoxy-3-methyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R,4aS,5S,7aR,12bS)-4a,5-dihydroxy-9-methoxy-3-methyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one
CAS number
23185-97-9
Molecular formula
C18H21NO5
UNII
1BI24NT4VF
InChIKey
SVFULCKGJOWFGT-FGPFUNDFSA-N
InChI
InChI=1S/C18H21NO5/c1-19-6-5-17-14-9-3-4-11(23-2)15(14)24-16(17)10(20)8-13(21)18(17,22)12(19)7-9/h3-4,12-13,16,21-22H,5-8H2,1-2H3/t12-,13+,16+,17+,18+/m1/s1
Canonical SMILES
COc1ccc2c3c1OC1C(=O)CC(O)C4(O)C(C2)N(C)CCC314
Isomeric SMILES
CN1CC[C@]23[C@@H]4C(=O)C[C@@H]([C@]2([C@H]1CC5=C3C(=C(C=C5)OC)O4)O)O

Synonyms

  • 8-Hydroxyoxycodone, 8beta-
  • 8beta-Hydroxy oxycodone
  • 8beta,14-Dihydroxydihydrocodeinone
  • 8beta,14-Dihydroxy-7,8-dihydrocodeinone
  • (5Alpha,8beta)-4,5-epoxy-8,14-dihydroxy-3-methoxy-17-methylmorphinan-6-one
  • Morphinan-6-one, 4,5-epoxy-8,14-dihydroxy-3-methoxy-17-methyl-, (5alpha,8beta)-
  • (5alpha,8.beta.)-4,5-epoxy-8,14-dihydroxy-3-methoxy-17-methylmorphinan-6-one
  • Morphinan-6-one, 4,5-epoxy-8,14-dihydroxy-3-methoxy-17-methyl-, (5alpha,8.beta.)-
  • (4R,4As,5S,7aR,12bS)-4a,5-dihydroxy-9-methoxy-3-methyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one
  • 8?,14-Dihydroxy-7,8-dihydro Codeinone
  • 8beta,14-Dihydroxy-7,8-dihydro Codeinone (1mg/ml in Acetonitrile)
  • Naltrexone Impurity 71
  • (4R,4aS,5S,7aR,12bS)-4a,5-dihydroxy-9-methoxy-3-methyl-2,3,4,4a,5,6-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7(7aH)-one

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
331.37 g/molcalc.
Exact mass
331.142 Dacalc.
LogP (octanol/water)
0.02calc.
Topological polar surface area
79.23 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
1calc.
Heavy atoms
24calc.
Rings
5calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.61calc.
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, O=C1CCC2C3Cc4cccc5c4C2(CCN3)C1O5

O=C1CCC2C3Cc4cccc5c4C2(CCN3)C1O5

5 rings, 19 atoms.

148 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.

8beta-Hydroxyoxycodone suppliers

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8beta-Hydroxyoxycodone 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 8beta-Hydroxyoxycodone 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 8beta-Hydroxyoxycodone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 8beta-Hydroxyoxycodone, based on the data on this page

What is 8beta-Hydroxyoxycodone?

8beta-Hydroxyoxycodone is a chemical substance with the molecular formula C18H21NO5 and a molar mass of 331.37 g/mol. Its CAS registry number is 23185-97-9. The IUPAC name is (4R,4aS,5S,7aR,12bS)-4a,5-dihydroxy-9-methoxy-3-methyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one.

What is the CAS number of 8beta-Hydroxyoxycodone?

The CAS registry number of 8beta-Hydroxyoxycodone is 23185-97-9.

What is the molecular formula and weight of 8beta-Hydroxyoxycodone?

The molecular formula of 8beta-Hydroxyoxycodone is C18H21NO5 and its molar mass is 331.37 g/mol.

Is 8beta-Hydroxyoxycodone hazardous?

No GHS hazard classification for 8beta-Hydroxyoxycodone 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 8beta-Hydroxyoxycodone?

8beta-Hydroxyoxycodone 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 8beta-Hydroxyoxycodone?

Post a free request on CompoundList and suppliers of 8beta-Hydroxyoxycodone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 8beta-Hydroxyoxycodone?

Suppliers quote 8beta-Hydroxyoxycodone 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 8beta-Hydroxyoxycodone

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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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