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Merck

T6394

Timolol maleate salt

≥98% (TLC), β-adrenoceptor antagonist, powder

Sinónimos:

S-(−)-1-(t-Butylamino)-3-[(4-morpholino-1,2,5-thiadiazol-3-yl)oxy]-2-propanol maleate salt, Timolol hydrogen maleate

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Acerca de este artículo

Fórmula empírica (notación de Hill):
C13H24N4O3S · C4H4O4
Número CAS:
26921-17-5
Peso molecular:
432.49
NACRES:
NA.77
PubChem Substance ID:
24277810
UNSPSC Code:
12352200
EC Number:
248-111-5
MDL number:
MFCD00058356
Assay:
≥98% (TLC)
Form:
powder
Quality level:
200

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Nombre del producto

Timolol maleate salt, ≥98% (TLC), powder

InChI key

WLRMANUAADYWEA-NWASOUNVSA-N

InChI

1S/C13H24N4O3S.C4H4O4/c1-13(2,3)14-8-10(18)9-20-12-11(15-21-16-12)17-4-6-19-7-5-17;5-3(6)1-2-4(7)8/h10,14,18H,4-9H2,1-3H3;1-2H,(H,5,6)(H,7,8)/b;2-1-/t10-;/m0./s1

SMILES string

[H]\C(=C(/[H])C(O)=O)C(O)=O.CC(C)(C)NC[C@H](O)COc1nsnc1N2CCOCC2

assay

≥98% (TLC)

form

powder

optical activity

[α]25/D -5.4°, c = 4.9 in 1 M HCl(lit.)

color

white to off-white

mp

202-203 °C (lit.)

solubility

H2O: soluble, ethanol: soluble

ε (extinction coefficient)

8,700 at 294 nm at 1 M

originator

Merck & Co., Inc., Kenilworth, NJ, U.S.

Quality Level

200

Gene Information

human ... ADRB1(153), ADRB2(154), ADRB3(155)

Categorías relacionadas

Application

Timolol maleate has been used as an adrenergic β-blocker for evaluating cardiovascular functions in mice5. It has also been used for evaluating the uptake of 86Rb+ in rat cardiomyocytes6.

Biochem/physiol Actions

Timolol maleate is a class II anti-arrhythmic agent that functions as a non-selective β-adrenoceptor antagonist, a vasodilator and an anti-glaucoma agent. Studies have reported that timolol maleate can be used for the treatment of infantile hemangioma (IH)7.

Features and Benefits

This compound was developed by Merck & Co., Inc., Kenilworth, NJ, U.S.. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Preparation Note

Timolol maleate is soluble in ethanol and water.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Warning

hcodes

H302,H361

Hazard Classifications

Acute Tox. 4 Oral - Repr. 2

Clase de almacenamiento

11 - Combustible Solids

wgk

WGK 3

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificados de análisis (COA)

Lot/Batch Number
SLBC3834V
061K1290
045H1255
045H1254
073H0074

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Hyun Jung Jung et al.
Journal of controlled release : official journal of the Controlled Release Society, 165(1), 82-89 (2012-11-06)
Glaucoma is the second major cause of blindness in the world after cataract. Glaucoma management through eye drops that reduce the intraocular pressure (IOP) has major deficiencies including low patient compliance and low bioavailability. Extended wear contact lenses that deliver
M Gallarate et al.
International journal of pharmaceutics, 440(2), 126-134 (2012-10-20)
After an initial screening of ingredients and production methods, nanoemulsions for ocular administration of timolol containing the drug as maleate (TM) or as ion-pair with AOT (TM/AOT) were prepared. The physico-chemical characterization of nanoemulsions, regarding mean diameter, pH, zeta potential
Sveinn Hakon Hardarson
Acta ophthalmologica, 91 Thesis 2, 1-47 (2013-03-09)
ABSTRACT.: Malfunction of retinal blood flow or oxygenation is believed to be involved in various diseases. Among them are retinal vessel occlusions, diabetic retinopathy and glaucoma. Reliable, non-invasive technology for retinal oxygen measurements has been scarce and most of the
Hsien Chan et al.
Pediatrics, 131(6), e1739-e1747 (2013-05-08)
Timolol maleate 0.5% gel is a safe and effective medication for treating superficial infantile hemangiomas (IHs) in infants with a median age of 9 weeks. Forty-one infants who had superficial IHs without ulceration and not near mucosal surfaces were recruited
H Viko et al.
Pharmacology & toxicology, 76(1), 68-71 (1995-01-01)
The present study was undertaken to develop an improved and stabilized method for isolating cardiomyocytes from perfused rat heart. Different lots of the commercial collagenases used for isolating cardiomyocytes give variable results both with respect to the total cell yield
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