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Aromatic building blocks

Phenacaine

Also known as Fenacaine, Holocaine, Tanicaine

CAS 101-93-9Formula C18H22N2O2Molar mass 298.39 g/molEC 104-546-1
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Phenacaine chemical structure, C18H22N2O2, CAS 101-93-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
101-93-9
Formula
C18H22N2O2
Molar mass
298.39 g/mol
EC number
104-546-1
HS code
292529
Category
Aromatic building blocks

What is Phenacaine?

Plain description, key identifiers and synonyms

Phenacaine is an aromatic ether.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N,N'-bis(4-ethoxyphenyl)ethanimidamide
CAS number
101-93-9 CAS number cross-checked
EC number
104-546-1
Molecular formula
C18H22N2O2
UNII
V3M4D317W8
InChIKey
QXDAEKSDNVPFJG-UHFFFAOYSA-N
InChI
InChI=1S/C18H22N2O2/c1-4-21-17-10-6-15(7-11-17)19-14(3)20-16-8-12-18(13-9-16)22-5-2/h6-13H,4-5H2,1-3H3,(H,19,20)
SMILES (canonical and isomeric)
CCOC1=CC=C(C=C1)NC(=NC2=CC=C(C=C2)OCC)C

Synonyms

  • Fenacaine
  • Holocaine
  • Tanicaine
  • N,N'-Bis(4-ethoxyphenyl)ethanimidamide
  • Fenacaina
  • N,N'-Bis(p-ethoxyphenyl)acetamidine
  • Phenacainum
  • Halocaine
  • ACETAMIDINE, N,N'-BIS(p-ETHOXYPHENYL)-
  • N',N(sup 2)-Bis(p-ethoxyphenyl)acetamidine
  • Ethanimidamide, N,N'-bis(4-ethoxyphenyl)-
  • 4-13-00-01108 (Beilstein Handbook Reference)
  • Fenacaina (INN-Spanish)
  • Phenacainum (INN-Latin)
  • Ethanimidamide, N,N'-bis(4-ethoxyphenol)-
  • N(sup 1),n(sup 2)-bis(P-ethoxyphenyl)acetamidine
  • Ethanimidamide, N,N'-bis(4-ethoxyphenyl)-(9CI)
  • Fenacaine, Holocaine
  • Holocalin(p)
  • N,N'-Bis-(4-ethoxy-phenyl)-acetamidine
  • aniline, 4-ethoxy-N-(1-(p-ethoxyphenylimino)ethyl)-

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
298.39 g/molcalc.
Exact mass
298.1681 Dacalc.
LogP (octanol/water)
4.65calc.
Topological polar surface area
42.85 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
6calc.
Heavy atoms
22calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.28calc.
Formal charge
0calc.
Stereocentres
0calc.
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, C(=Nc1ccccc1)Nc1ccccc1

C(=Nc1ccccc1)Nc1ccccc1

2 rings, 15 atoms, the N,N'-Diphenylformamidine ring system.

202 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.

Phenacaine suppliers

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Phenacaine 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 Phenacaine is traded under.

HS 2925.29Indicative HS code

Imines and their derivatives, salts thereof, other

World exports in 2024
$1.8B
+12.4% vs 2023, imports $1.84B
2019 to 2024
Top exporters
  1. China35.9%
  2. France * partner reported15.5%
  3. Germany9.1%
Top importers
  1. United States13.3%
  2. China13.0%
  3. Brazil9.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Phenacaine?

Phenacaine is an aromatic ether.

What is the CAS number of Phenacaine?

The CAS registry number of Phenacaine is 101-93-9.

What is the molecular formula and weight of Phenacaine?

The molecular formula of Phenacaine is C18H22N2O2 and its molar mass is 298.39 g/mol.

What is Phenacaine used for?

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

Is Phenacaine hazardous?

No GHS hazard classification for Phenacaine 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 Phenacaine?

Phenacaine is usually classified under HS code 292529 (Imines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Phenacaine?

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

What is the price of Phenacaine?

Suppliers quote Phenacaine 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 Phenacaine

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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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