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Screening compounds

beta-CNA

Also known as Chlornaltrexamine, beta-chloronaltrexamine, Morphinan-3,14-diol, 6-(bis(2-chloroethyl)amino)-17-(cyclopropylmethyl)-4,5-epoxy-, (5alpha,6beta)-

CAS 67025-94-9Formula C24H32Cl2N2O3Molar mass 467.44 g/mol
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beta-CNA chemical structure, C24H32Cl2N2O3, CAS 67025-94-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
67025-94-9
Formula
C24H32Cl2N2O3
Molar mass
467.44 g/mol
HS code
293499
Category
Screening compounds

What is beta-CNA?

Plain description, key identifiers and synonyms

beta-CNA is an irreversible mixed agonist–antagonist for μ-opioid receptors.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R,4aS,7R,7aR,12bS)-7-[bis(2-chloroethyl)amino]-3-(cyclopropylmethyl)-1,2,4,5,6,7,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,9-diol
CAS number
67025-94-9 CAS number cross-checkedOther or deprecated CAS: 67025-98-3
Molecular formula
C24H32Cl2N2O3
InChIKey
OSLQQDMGHVQLCH-HRMPSQMFSA-N
InChI
InChI=1S/C24H32Cl2N2O3/c25-8-11-27(12-9-26)17-5-6-24(30)19-13-16-3-4-18(29)21-20(16)23(24,22(17)31-21)7-10-28(19)14-15-1-2-15/h3-4,15,17,19,22,29-30H,1-2,5-14H2/t17-,19-,22+,23+,24-/m1/s1
Canonical SMILES
Oc1ccc2c3c1OC1C(N(CCCl)CCCl)CCC4(O)C(C2)N(CC2CC2)CCC314
Isomeric SMILES
C1C[C@]2([C@H]3CC4=C5[C@@]2(CCN3CC6CC6)[C@H]([C@@H]1N(CCCl)CCCl)OC5=C(C=C4)O)O

Synonyms

  • Chlornaltrexamine
  • beta-chloronaltrexamine
  • Morphinan-3,14-diol, 6-(bis(2-chloroethyl)amino)-17-(cyclopropylmethyl)-4,5-epoxy-, (5alpha,6beta)-
  • 6beta-(Bis(2-chloroethyl)amino)-17-(cyclopropylmethyl)-4,5alpha-epoxymorphinan-3,14-diol
  • PDSP2_001725
  • Morphinan-3,14-diol, 6-(bis(2-chloroethyl)amino)-17-(cyclopropylmethyl)-4,5-epoxy-, (5-alpha,6-beta)-
  • 6-[Bis(2-chloroethyl)amino]-17-(cyclopropylmethyl)-4,5-epoxymorphinan-3,14-diol
  • 6beta-[Bis(2-chloroethyl)amino]-17-(cyclopropylmethyl)-5alpha-4,5-epoxymorphinan-3,14-diol
  • (4R,4aS,7R,7aR,12bS)-7-[bis(2-chloroethyl)amino]-3-(cyclopropylmethyl)-1,2,4,5,6,7,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,9-diol

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
467.44 g/molcalc.
Exact mass
466.179 Dacalc.
LogP (octanol/water)
3.1calc.
Topological polar surface area
56.17 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
7calc.
Heavy atoms
31calc.
Rings
6calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.75calc.
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, c1cc2c3c(c1)OC1CCCC4C(C2)N(CC2CC2)CCC314

c1cc2c3c(c1)OC1CCCC4C(C2)N(CC2CC2)CCC314

6 rings, 22 atoms.

40 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.

beta-CNA suppliers

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beta-CNA 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

Pharmacological actions

  • Narcotic Antagonists

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

Frequently asked questions

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

What is beta-CNA?

beta-CNA is an irreversible mixed agonist–antagonist for μ-opioid receptors.

What is the CAS number of beta-CNA?

The CAS registry number of beta-CNA is 67025-94-9. Other or deprecated CAS numbers: 67025-98-3.

What is the molecular formula and weight of beta-CNA?

The molecular formula of beta-CNA is C24H32Cl2N2O3 and its molar mass is 467.44 g/mol.

What is beta-CNA used for?

Known uses and roles of beta-CNA include building blocks in research and laboratory, screening compounds in research and laboratory and narcotic antagonists.

Is beta-CNA hazardous?

No GHS hazard classification for beta-CNA 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 beta-CNA?

beta-CNA 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 beta-CNA?

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

What is the price of beta-CNA?

Suppliers quote beta-CNA 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 beta-CNA

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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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