Naphazoline HCl

This product is for research use only, not for human use. We do not sell to patients.

Naphazoline HCl
For small sizes, please check our retail website as below: www.invivochem.com
Size Price Stock
50g$350Check With Us
100g$550Check With Us
200mg$825Check With Us

Cat #: V1117 CAS #: 550-99-2 Purity ≥ 98%

Description: Naphazoline HCl (Albalon Liquifilm; Nafazair; Rhinantin; Vasocon), the hydrochloride salt of Naphazoline, is an imidazoline-based ocular vasoconstrictor and sympathomimetic amine used as a nasal decongestant.

References: Quan L, et, al. Treatment with olopatadine and naphazoline hydrochloride reduces allergic conjunctivitis in mice through alterations in inflammation, NGF and VEGF. Mol Med Rep. 2016 Apr;13(4):3319-25.

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Product Promise

Promise
Molecular Weight (MW)246.74
Molecular FormulaC14H14N2.HCl
CAS No.550-99-2
Storage-20℃ for 3 years in powder formrr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 17 mg/mL (68.9 mM)rr
Water: 49 mg/mL (198.6 mM)rr
Ethanol: 22 mg/mL (89.2 mM)
SynonymsAlbalon Liquifilm; Nafazair; Naphazoline HCl; Rhinantin; Vasocon
ProtocolIn VivoNaphazoline hydrochloride (0.2 mg/kg, 10 µl per eye; IP, once) reduces histamine or antigen-induced conjunctival vascular hyperpermeability in mice, and reduces conjunctivitis in mice via effects on inflammation, NGF and VEGF
Animal modelFemale wild-type BALB/c mice (4-5 weeks, 18 ± 2 g, n=8/group, allergic conjunctivitis mouse model established using histamine or an antigen (ovalbumin))
Dosages0.2 mg/mL, 10 µl per eye
AdministrationIntraperitoneal injection (IP), once
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM4.0528 mL20.2642 mL40.5285 mL81.0570 mL
5mM0.8106 mL4.0528 mL8.1057 mL16.2114 mL
10mM0.4053 mL2.0264 mL4.0528 mL8.1057 mL
20mM0.2026 mL1.0132 mL2.0264 mL4.0528 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid concentration mg/mL) ,Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation: Take µL DMSO master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
  • (2) Be sure to add the solvent(s) in order.