CompoundList

Secofentanyl

Also known as N-Phenyl-N-(4-(methyl(2-phenylethyl)amino)butan-2-yl)propanamide, Propanamide, N-(1-methyl-3-(methyl(2-phenylethyl)amino)propyl)-N-phenyl-, 2,3-seco-Fentanyl

CAS 253342-66-4Formula C22H30N2OMolar mass 338.50 g/mol
Prohibited, not for trade
Secofentanyl chemical structure, C22H30N2O, CAS 253342-66-4
2D chemical structure

Key facts

What buyers check first

CAS number
253342-66-4
Formula
C22H30N2O
Molar mass
338.50 g/mol
HS code
292429
Category
Screening compounds

What is Secofentanyl?

Plain description, key identifiers and synonyms

Secofentanyl is a chemical substance with the molecular formula C22H30N2O and a molar mass of 338.50 g/mol. Its CAS registry number is 253342-66-4. The IUPAC name is N-[4-[methyl(2-phenylethyl)amino]butan-2-yl]-N-phenylpropanamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-[4-[methyl(2-phenylethyl)amino]butan-2-yl]-N-phenylpropanamide
CAS number
253342-66-4
Molecular formula
C22H30N2O
UNII
DGK2A2KAN8
InChIKey
TVSLDWMMAUJGPV-UHFFFAOYSA-N
InChI
InChI=1S/C22H30N2O/c1-4-22(25)24(21-13-9-6-10-14-21)19(2)15-17-23(3)18-16-20-11-7-5-8-12-20/h5-14,19H,4,15-18H2,1-3H3
SMILES (canonical and isomeric)
CCC(=O)N(C1=CC=CC=C1)C(C)CCN(C)CCC2=CC=CC=C2

Synonyms

  • N-Phenyl-N-(4-(methyl(2-phenylethyl)amino)butan-2-yl)propanamide
  • Propanamide, N-(1-methyl-3-(methyl(2-phenylethyl)amino)propyl)-N-phenyl-
  • 2,3-seco-Fentanyl
  • N-[1-Methyl-3-[methyl(2-phenylethyl)amino]propyl]-N-phenylpropanamide

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
338.50 g/molcalc.
Exact mass
338.2358 Dacalc.
LogP (octanol/water)
4.38calc.
Topological polar surface area
23.55 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
9calc.
Heavy atoms
25calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.41calc.
Formal charge
0calc.
Stereocentres
1calc.
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, c1ccc(CCNCCCNc2ccccc2)cc1

c1ccc(CCNCCCNc2ccccc2)cc1

2 rings, 19 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.

Secofentanyl suppliers

Trading restrictions apply to this substance

Narcotic drug

Secofentanyl 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

Our policy on controlled substances

Secofentanyl 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

Regulatory status

Inventories, regulations and trade controls that list this substance

Narcotic drug

Secofentanyl 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

Our policy on controlled substances

Controls

  • 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 Secofentanyl is traded under.

HS 2924.29Indicative HS code

Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$5.69B
−5.1% vs 2023, imports $5.8B
2019 to 2024
Top exporters
  1. China32.3%
  2. Switzerland * partner reported13.6%
  3. Norway * partner reported12.8%
Top importers
  1. United States15.9%
  2. Ireland15.8%
  3. Germany11.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Secofentanyl is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

Can I buy Secofentanyl on CompoundList?

No. Secofentanyl 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 Secofentanyl

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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