Hexylcaine

Identification

Generic Name
Hexylcaine
DrugBank Accession Number
DB00473
Background

Hexylcaine hydrochloride is also known as cyclaine and osmocaine. It is a short acting local anesthetic that acts through inhibition of sodium channels. Patients experience an overdose may present with headache, tinnitus, numbness and tingling around the mouth and tongue, convulsions, inability to breathe, and decreased heart function. Hexylcaine has been discontinued in the US market.

Type
Small Molecule
Groups
Approved, Withdrawn
Structure
Weight
Average: 261.3593
Monoisotopic: 261.172878985
Chemical Formula
C16H23NO2
Synonyms
  • Hexilcaina
  • Hexylcaine
  • Hexylcainum

Pharmacology

Indication

Used as a local anesthetic for surface application, infiltration or nerve block

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Pharmacodynamics

Hexylcaine is a local ester-class anesthetic. Local anesthetics produce a transient block of nerve conduction by interfering with sodium channels. This effect of the anesthetic interferes with the development of an action potential across the nerve.

Mechanism of action

Hexyl caine acts mainly by inhibiting sodium influx through voltage gated sodium channels in the neuronal cell membrane of peripheral nerves. When the influx of sodium is interrupted, an action potential cannot arise and signal conduction is thus inhibited. The receptor site is thought to be located at the cytoplasmic (inner) portion of the sodium channel.

TargetActionsOrganism
ASodium channel protein type 5 subunit alpha
inhibitor
Humans
USodium channel protein type 10 subunit alpha
inhibitor
Humans
Absorption

Not Available

Volume of distribution

Not Available

Protein binding

Not Available

Metabolism

Hydrolyzed by plasma esterases to benzoic acid and other derivatives

Route of elimination

Not Available

Half-life

<10 minutes

Clearance

Not Available

Adverse Effects
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Toxicity

Symptoms of anesthetic overdose include headache, tinnitus, circumoral and tongue paresthesias, restlessness, talkativeness, facial twitching, convulsions, respiratory arrest, and cardiac depression

Pathways
Not Available
Pharmacogenomic Effects/ADRs
Not Available

Interactions

Drug Interactions
This information should not be interpreted without the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
Not Available
Food Interactions
Not Available

Products

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Product Ingredients
IngredientUNIICASInChI Key
Hexylcaine hydrochlorideV00NQ7SDYI532-76-3MTFCPNHRBINLRQ-UHFFFAOYSA-N
International/Other Brands
Cyclaine (Merck)

Categories

Drug Categories
Chemical TaxonomyProvided by Classyfire
Description
This compound belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid.
Kingdom
Organic compounds
Super Class
Benzenoids
Class
Benzene and substituted derivatives
Sub Class
Benzoic acids and derivatives
Direct Parent
Benzoic acid esters
Alternative Parents
Benzoyl derivatives / Cyclohexylamines / Carboxylic acid esters / Amino acids and derivatives / Monocarboxylic acids and derivatives / Dialkylamines / Organopnictogen compounds / Organooxygen compounds / Organic oxides / Hydrocarbon derivatives
Substituents
Amine / Amino acid or derivatives / Aromatic homomonocyclic compound / Benzoate ester / Benzoyl / Carboxylic acid derivative / Carboxylic acid ester / Cyclohexylamine / Hydrocarbon derivative / Monocarboxylic acid or derivatives
Molecular Framework
Aromatic homomonocyclic compounds
External Descriptors
benzoate ester (CHEBI:34791)
Affected organisms
  • Humans and other mammals

Chemical Identifiers

UNII
511IU0826Z
CAS number
532-77-4
InChI Key
DKLKMKYDWHYZTD-UHFFFAOYSA-N
InChI
InChI=1S/C16H23NO2/c1-13(12-17-15-10-6-3-7-11-15)19-16(18)14-8-4-2-5-9-14/h2,4-5,8-9,13,15,17H,3,6-7,10-12H2,1H3
IUPAC Name
1-(cyclohexylamino)propan-2-yl benzoate
SMILES
CC(CNC1CCCCC1)OC(=O)C1=CC=CC=C1

References

Synthesis Reference

U.S. Patent 2,486,374.

US2486374
General References
Not Available
Human Metabolome Database
HMDB0014616
KEGG Compound
C14172
PubChem Compound
10770
PubChem Substance
46506241
ChemSpider
10315
BindingDB
50225698
RxNav
26879
ChEBI
34791
ChEMBL
CHEMBL1197
Therapeutic Targets Database
DAP000506
PharmGKB
PA164746489
Wikipedia
Hexylcaine

Clinical Trials

Clinical Trials
PhaseStatusPurposeConditionsCount

Pharmacoeconomics

Manufacturers
  • Merck and co inc
Packagers
Not Available
Dosage Forms
Not Available
Prices
Not Available
Patents
Not Available

Properties

State
Solid
Experimental Properties
PropertyValueSource
melting point (°C)177-178.5U.S. Patent 2,486,374.
logP3.9Not Available
Predicted Properties
PropertyValueSource
Water Solubility0.00971 mg/mLALOGPS
logP3.04ALOGPS
logP3.83Chemaxon
logS-4.4ALOGPS
pKa (Strongest Basic)9.87Chemaxon
Physiological Charge1Chemaxon
Hydrogen Acceptor Count2Chemaxon
Hydrogen Donor Count1Chemaxon
Polar Surface Area38.33 Å2Chemaxon
Rotatable Bond Count6Chemaxon
Refractivity76.24 m3·mol-1Chemaxon
Polarizability30.3 Å3Chemaxon
Number of Rings2Chemaxon
Bioavailability1Chemaxon
Rule of FiveYesChemaxon
Ghose FilterYesChemaxon
Veber's RuleYesChemaxon
MDDR-like RuleNoChemaxon
Predicted ADMET Features
PropertyValueProbability
Human Intestinal Absorption+1.0
Blood Brain Barrier+0.9571
Caco-2 permeable+0.686
P-glycoprotein substrateNon-substrate0.5289
P-glycoprotein inhibitor IInhibitor0.6342
P-glycoprotein inhibitor IIInhibitor0.706
Renal organic cation transporterNon-inhibitor0.6049
CYP450 2C9 substrateNon-substrate0.7135
CYP450 2D6 substrateNon-substrate0.6854
CYP450 3A4 substrateNon-substrate0.5558
CYP450 1A2 substrateInhibitor0.6091
CYP450 2C9 inhibitorNon-inhibitor0.907
CYP450 2D6 inhibitorInhibitor0.8932
CYP450 2C19 inhibitorNon-inhibitor0.9026
CYP450 3A4 inhibitorNon-inhibitor0.8308
CYP450 inhibitory promiscuityHigh CYP Inhibitory Promiscuity0.6452
Ames testNon AMES toxic0.6997
CarcinogenicityNon-carcinogens0.8884
BiodegradationReady biodegradable0.7395
Rat acute toxicity2.3873 LD50, mol/kg Not applicable
hERG inhibition (predictor I)Weak inhibitor0.7066
hERG inhibition (predictor II)Non-inhibitor0.5195
ADMET data is predicted using admetSAR, a free tool for evaluating chemical ADMET properties. (23092397)

Spectra

Mass Spec (NIST)
Not Available
Spectra
SpectrumSpectrum TypeSplash Key
Predicted GC-MS Spectrum - GC-MSPredicted GC-MSsplash10-0a4i-4910000000-9d078efa75ea2644f15d
Predicted MS/MS Spectrum - 10V, Positive (Annotated)Predicted LC-MS/MSsplash10-01po-4890000000-f9dc1f85c70f4193fe5b
Predicted MS/MS Spectrum - 10V, Negative (Annotated)Predicted LC-MS/MSsplash10-000i-1910000000-fcaa26629c0c0b1e4cea
Predicted MS/MS Spectrum - 20V, Negative (Annotated)Predicted LC-MS/MSsplash10-05di-9610000000-b60f048c7e7ec26943f0
Predicted MS/MS Spectrum - 20V, Positive (Annotated)Predicted LC-MS/MSsplash10-0a59-9420000000-2eacbcc2ae784d57852f
Predicted MS/MS Spectrum - 40V, Positive (Annotated)Predicted LC-MS/MSsplash10-0a59-9420000000-4844a807dbc83696f8d0
Predicted MS/MS Spectrum - 40V, Negative (Annotated)Predicted LC-MS/MSsplash10-004i-9200000000-cca8210f82ecd2cf1a0b
Predicted 1H NMR Spectrum1D NMRNot Applicable
Predicted 13C NMR Spectrum1D NMRNot Applicable
Chromatographic Properties
Collision Cross Sections (CCS)
AdductCCS Value (Å2)Source typeSource
[M-H]-166.4217783
predicted
DarkChem Lite v0.1.0
[M-H]-161.46233
predicted
DeepCCS 1.0 (2019)
[M+H]+167.2119783
predicted
DarkChem Lite v0.1.0
[M+H]+163.82031
predicted
DeepCCS 1.0 (2019)
[M+Na]+167.1180783
predicted
DarkChem Lite v0.1.0
[M+Na]+169.91345
predicted
DeepCCS 1.0 (2019)

Targets

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Kind
Protein
Organism
Humans
Pharmacological action
Yes
Actions
Inhibitor
General Function
Voltage-gated sodium channel activity involved in sa node cell action potential
Specific Function
This protein mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the pr...
Gene Name
SCN5A
Uniprot ID
Q14524
Uniprot Name
Sodium channel protein type 5 subunit alpha
Molecular Weight
226937.475 Da
References
  1. Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [Article]
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Inhibitor
Curator comments
This is a potential target for hexylcaine based on the data indicating inhibition in vitro with lidocaine (a local anesthetic) as a proxy.
General Function
Voltage-gated sodium channel activity
Specific Function
Tetrodotoxin-resistant channel that mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference acro...
Gene Name
SCN10A
Uniprot ID
Q9Y5Y9
Uniprot Name
Sodium channel protein type 10 subunit alpha
Molecular Weight
220623.605 Da
References
  1. Chevrier P, Vijayaragavan K, Chahine M: Differential modulation of Nav1.7 and Nav1.8 peripheral nerve sodium channels by the local anesthetic lidocaine. Br J Pharmacol. 2004 Jun;142(3):576-84. doi: 10.1038/sj.bjp.0705796. Epub 2004 May 17. [Article]

Drug created at June 13, 2005 13:24 / Updated at March 03, 2024 02:33