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Heterocyclic building blocks

Proxorphan

Also known as (1S,9R,10R)-17-(cyclopropylmethyl)-13-oxa-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol, Proxorfano, BL 5572

CAS 69815-38-9Formula C19H25NO2Molar mass 299.41 g/mol
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Proxorphan chemical structure, C19H25NO2, CAS 69815-38-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
69815-38-9
Formula
C19H25NO2
Molar mass
299.41 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is Proxorphan?

Plain description, key identifiers and synonyms

Proxorphan is a chemical substance with the molecular formula C19H25NO2 and a molar mass of 299.41 g/mol. Its CAS registry number is 69815-38-9. The IUPAC name is (1S,9R,10R)-17-(cyclopropylmethyl)-13-oxa-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1S,9R,10R)-17-(cyclopropylmethyl)-13-oxa-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol
CAS number
69815-38-9 CAS number cross-checked
Molecular formula
C19H25NO2
UNII
TFE8T279QV
InChIKey
USEITRSTDJBLBU-UHOSZYNNSA-N
InChI
InChI=1S/C19H25NO2/c21-15-4-3-14-9-18-16-5-8-22-12-19(16,17(14)10-15)6-7-20(18)11-13-1-2-13/h3-4,10,13,16,18,21H,1-2,5-9,11-12H2/t16-,18+,19-/m0/s1
Canonical SMILES
Oc1ccc2c(c1)C13CCN(CC4CC4)C(C2)C1CCOC3
Isomeric SMILES
C1COC[C@@]23[C@@H]1[C@@H](CC4=C2C=C(C=C4)O)N(CC3)CC5CC5

Synonyms

  • (1S,9R,10R)-17-(cyclopropylmethyl)-13-oxa-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol
  • Proxorfano
  • BL 5572
  • 6-Oxamorphinan-3-ol, 17-(cyclopropylmethyl)-
  • (-)-(4Ar,5R,10bs)-13-(cyclopropylmethyl)-4,4a,5,6-tetrahydro-3H-5,10b-(iminoethano)-1H-naphtho(1,2-c)-pyran-9-ol
  • (4aR,5R,10bS)-13-(Cyclopropylmethyl)-4,4a,5,6-tetrahydro-1H,3H-5,10b-(epiminoethano)naphtho[1,2-c]pyran-9-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
299.41 g/molcalc.
Exact mass
299.1885 Dacalc.
LogP (octanol/water)
2.71calc.
Topological polar surface area
32.7 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
22calc.
Rings
5calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.68calc.
Formal charge
0calc.
Stereocentres
3calc.
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, c1ccc2c(c1)CC1C3CCOCC23CCN1CC1CC1

c1ccc2c(c1)CC1C3CCOCC23CCN1CC1CC1

5 rings, 21 atoms.

1 other chemical 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.

Proxorphan suppliers

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

Frequently asked questions

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

What is Proxorphan?

Proxorphan is a chemical substance with the molecular formula C19H25NO2 and a molar mass of 299.41 g/mol. Its CAS registry number is 69815-38-9. The IUPAC name is (1S,9R,10R)-17-(cyclopropylmethyl)-13-oxa-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol.

What is the CAS number of Proxorphan?

The CAS registry number of Proxorphan is 69815-38-9.

What is the molecular formula and weight of Proxorphan?

The molecular formula of Proxorphan is C19H25NO2 and its molar mass is 299.41 g/mol.

What is Proxorphan used for?

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

Is Proxorphan hazardous?

No GHS hazard classification for Proxorphan 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 Proxorphan?

Proxorphan 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 Proxorphan?

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

What is the price of Proxorphan?

Suppliers quote Proxorphan 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 Proxorphan

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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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