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Carteolol HCl (OPC-1085 HCl)

Alias: OPC 1085; Carteolol Hydrochloride; Carteolol HCl; OPC-1085; OPC1085; Arteoptic; Cartrol; Mikelan; Abbott-43326; Hydrochloride; Carteolol; Monohydrochloride; Carteolol
Cat No.:V1104 Purity: ≥98%
Carteolol HCl (OPC1085; Arteoptic; Cartrol; Mikelan; Abbott-43326), the hydrochloride salt ofCarteolol, is a potent and non-selective β-adrenoceptor antagonist that was approved for the treatment of glaucoma.
Carteolol HCl (OPC-1085 HCl)
Carteolol HCl (OPC-1085 HCl) Chemical Structure CAS No.: 51781-21-6
Product category: Adrenergic Receptor
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
25mg
50mg
100mg
250mg
500mg
1g
Other Sizes

Other Forms of Carteolol HCl (OPC-1085 HCl):

  • Carteolol-d9 hydrochloride (OPC-1085-d9 (hydrochloride))
  • Carteolol
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Carteolol HCl (OPC1085; Arteoptic; Cartrol; Mikelan; Abbott-43326), the hydrochloride salt of Carteolol, is a potent and non-selective β-adrenoceptor antagonist that was approved for the treatment of glaucoma. Carteolol was discovered to be a nonconventional partial agonist that interacts with the low-affinity propranolol-resistant site of β1-adrenoceptors to produce agonistic effects and the high-affinity site of the same receptors to produce antagonistic actions.

Biological Activity I Assay Protocols (From Reference)
Targets
Beta adrenergic Receptor
ln Vitro

In vitro activity: Carteolol HCl is a beta-adrenergic antagonist that has four main uses: it lowers blood pressure, treats angina, treats arrhythmia, and treats glaucoma. Carteolol hydrochloride was able to scavenge O2 (EC50 value: 48 mmol/L) and significantly inhibit H2O2-induced cell damage at 1 mmol/L (P<0.05). The ability of carteolol hydrochloride to scavenge radicals may play a significant role in its protective action against UVB-induced HCEC damage [1]. There are no appreciable safety differences between the new alginate formulation of long-acting carteolol 1% given once daily and standard 1% carteolol given twice daily in terms of effectiveness. At 9 AM (24 hours after the last long-acting carteolol drop or 12 hours after the last standard carteolol drop) and 11 AM (two hours after the morning drop), the effectiveness of this treatment was confirmed. Patients with glaucoma who need long-term care respond well to the new alginate formulation of long-acting carteolol 1% when taken once daily [2].

ln Vivo
Carbolelol and 8-OH carteolol both prevented rabbits' intraocular pressure (IOP) from rising in response to water load. When it came to reducing the water-load-induced increase in intracranial pressure in rabbits, 8-OH carteolol outperformed carteolol on an equimolar basis. Monkeys' IOP significantly decreased in response to both 8-OH carteolol and carteolol. In terms of lowering IOP in monkeys, 8-OH carteolol was found to be more effective than carteolol on an equimolar basis.
Animal Protocol
N/A
Monkeys
Toxicity/Toxicokinetics
Effects During Pregnancy and Lactation
◉ Summary of Use during Lactation
No data are available for the use of carteolol during breastfeeding. Because its excretion into breastmilk is probably extensive, other beta-adrenergic blocking drugs are preferred to oral carteolol while breastfeeding a neonate. Infants over 2 months of age have more mature kidney function and are less likely to be affected.
Ophthalmic use of carteolol by the mother should pose little risk to the breastfed infant, although some guidelines state that gel formulations are preferred over solutions. substantially diminish the amount of drug that reaches the breastmilk after using eye drops, place pressure over the tear duct by the corner of the eye for 1 minute or more, then remove the excess solution with an absorbent tissue.
◉ Effects in Breastfed Infants
A study of mothers taking beta-blockers during nursing found a numerically, but not statistically significant increased number of adverse reactions in those taking any beta-blocker. Although the ages of infants were matched to control infants, the ages of the affected infants were not stated. None of the mothers were taking carteolol. Beta-adrenergic blocking drugs with similar breastmilk excretion characteristics have caused adverse effects in breastfed newborns.
◉ Effects on Lactation and Breastmilk
A study in 6 patients with hyperprolactinemia and galactorrhea found no changes in serum prolactin levels following beta-adrenergic blockade with propranolol. There are no reports on the effects of beta-blockade or carteolol use during normal lactation.
References

[1]. Carteolol hydrochloride protects human corneal epithelial cells from UVB-induced damage in vitro. Cornea, 2005. 24(2): p. 213-20.

[2]. [Efficacy and safety of long-acting carteolol 1% once daily. A double-masked, randomized study]. J Fr Ophtalmol, 2003. 26(2): p. 131-6.

Additional Infomation
Carteolol Hydrochloride is a synthetic quinolinone derivative, antihypertensive Carteolol Hydrochloride is a nonselective beta-adrenoceptor blocking agent for beta-1 and beta-2 receptors with no membrane-stabilizing activity but moderate intrinsic sympathomimetic effects. It is used for treatment of hypertension and certain arrhythmias, and as an anti-angina and antiglaucoma agent. (NCI04)
A beta-adrenergic antagonist used as an anti-arrhythmia agent, an anti-angina agent, an antihypertensive agent, and an antiglaucoma agent.
See also: Carteolol (has active moiety).
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C16H25CLN2O3
Molecular Weight
328.83
Exact Mass
328.155
Elemental Analysis
C, 58.44; H, 7.66; Cl, 10.78; N, 8.52; O, 14.60
CAS #
51781-21-6
Related CAS #
Carteolol-d9 hydrochloride; 1346602-13-8; Carteolol; 51781-06-7
PubChem CID
40127
Appearance
White to off-white solid powder
Density
1.13g/cm3
Boiling Point
518.6ºC at 760mmHg
Melting Point
278ºC
Flash Point
267.4ºC
LogP
3.03
Hydrogen Bond Donor Count
4
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
6
Heavy Atom Count
22
Complexity
354
Defined Atom Stereocenter Count
0
SMILES
O=C1NC2=C(C(OCC(O)CNC(C)(C)C)=CC=C2)CC1.Cl
InChi Key
FYBXRCFPOTXTJF-UHFFFAOYSA-N
InChi Code
InChI=1S/C16H24N2O3.ClH/c1-16(2,3)17-9-11(19)10-21-14-6-4-5-13-12(14)7-8-15(20)18-13;/h4-6,11,17,19H,7-10H2,1-3H3,(H,18,20);1H
Chemical Name
5-[3-(tert-butylamino)-2-hydroxypropoxy]-3,4-dihydro-1H-quinolin-2-one;hydrochloride
Synonyms
OPC 1085; Carteolol Hydrochloride; Carteolol HCl; OPC-1085; OPC1085; Arteoptic; Cartrol; Mikelan; Abbott-43326; Hydrochloride; Carteolol; Monohydrochloride; Carteolol
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Note: Please store this product in a sealed and protected environment, avoid exposure to moisture.
Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: 50~65 mg/mL (152.1~197.7 mM)
Water: <1 mg/mL
Ethanol: ~65 mg/mL (~197.7 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 3 mg/mL (9.12 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 30.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 3 mg/mL (9.12 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 30.0 mg/mL clear DMSO stock solution to 900 μL of 20% SBE-β-CD physiological saline solution and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.

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Solubility in Formulation 3: ≥ 3 mg/mL (9.12 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 30.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.


 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.0411 mL 15.2054 mL 30.4109 mL
5 mM 0.6082 mL 3.0411 mL 6.0822 mL
10 mM 0.3041 mL 1.5205 mL 3.0411 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

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  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution 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 stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(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.

Clinical Trial Information
NCT Number Recruitment interventions Conditions Sponsor/Collaborators Start Date Phases
NCT05583474 Recruiting Drug: OPC-1085EL
Drug: 0.005% Latanoprost
Open Angle Glaucoma or
Ocular Hypertension
Otsuka Beijing Research Institute September 27, 2022 Phase 3
NCT02105285 Completed Drug: OPC-1085EL ophthalmic
solution
Drug: Carteolol long-acting
ophthalmic solution
Glaucoma
Ocular Hypertension
Otsuka Pharmaceutical Co., Ltd. April 2014 Phase 3
NCT02105272 Completed Drug: OPC-1085EL ophthalmic
solution
Drug: Latanoprost ophthalmic
Glaucoma
Ocular Hypertension
Otsuka Pharmaceutical Co., Ltd. April 2014 Phase 3
NCT02108288 Completed Drug: OPC-1085EL ophthalmic
solution
Drug: Latanoprost ophthalmic
Glaucoma
Ocular Hypertension
Otsuka Pharmaceutical Co., Ltd. April 2014 Phase 1
Biological Data
  • Carteolol HCl

    Mean concentration-effect curves for the chronotropic and inotropic effects of carteolol and xamoterol in guinea pig spontaneously beating atria.J Pharmacol Exp Ther.2005 Dec;315(3):1386-95.
  • Carteolol HCl

    Mean concentration-effect curves for the inotropic effect of carteolol and xamoterol on guinea pig left atria electrically driven at 2 Hz.J Pharmacol Exp Ther.2005 Dec;315(3):1386-95.
  • Carteolol HCl

    Concentration-effect curves for the chronotropic effects of carteolol, xamoterol, and isoprenaline in the absence and presence of propranolol.J Pharmacol Exp Ther.2005 Dec;315(3):1386-95.
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