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PHR1602

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Losartan Potassium

Pharmaceutical Secondary Standard; Certified Reference Material

Synonyme(s) :

2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)(1,1′-biphenyl)-4-yl]methyl}-1H-imidazole-5-methanol monopotassium salt

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1 G
106,00 €

106,00 €


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1 G
106,00 €

About This Item

Formule empirique (notation de Hill) :
C22H22ClKN6O
Numéro CAS:
Poids moléculaire :
461.00
Beilstein:
5845770
Numéro MDL:
Code UNSPSC :
41116107
ID de substance PubChem :
Nomenclature NACRES :
NA.24

106,00 €


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Qualité

certified reference material
pharmaceutical secondary standard

Niveau de qualité

Agence

traceable to BP 867
traceable to Ph. Eur. Y0001062
traceable to USP 1370462

Famille d'API

losartan

CofA (certificat d'analyse)

current certificate can be downloaded

Conditionnement

pkg of 1 g

Technique(s)

HPLC: suitable
gas chromatography (GC): suitable

Application(s)

pharmaceutical (small molecule)

Format

neat

Température de stockage

2-30°C

Chaîne SMILES 

CCCCc1nc(Cl)c(CO)n1Cc2ccc(cc2)-c3ccccc3-c4nnnn4[K]

InChI

1S/C22H22ClN6O.K/c1-2-3-8-20-24-21(23)19(14-30)29(20)13-15-9-11-16(12-10-15)17-6-4-5-7-18(17)22-25-27-28-26-22;/h4-7,9-12,30H,2-3,8,13-14H2,1H3;/q-1;+1

Clé InChI

OXCMYAYHXIHQOA-UHFFFAOYSA-N

Informations sur le gène

human ... AGTR1(185)

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Description générale

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
Losartan Potassium is a novel class of orally active, non-peptide angiotensin II (type AT1) receptor antagonist drug that can be used in the remedy of hypertension. It exhibits superior activity than many other peptide receptor antagonist drugs and angiotensin converting enzyme (ACE) inhibitors owing to the high specificity, selectivity, and tolerability.[1]

Application

Losartan Potassium may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations by various chromatography techniques[1][2][3] and spectrophotometric technique.[3]
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Actions biochimiques/physiologiques

Losartan potassium is an orally available, potent, and selective competitive angiotensin II receptor type 1 (AT1) antagonist. Losartan potassium is used for treatment of hypertension.
orally available, potent, and selective competitive angiotensin II receptor type 1 (AT1) antagonist

Remarque sur l'analyse

These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available.

Autres remarques

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Note de bas de page

To see an example of a Certificate of Analysis for this material enter LRAC0141 in the slot below. This is an example certificate only and may not be the lot that you receive.

Produits recommandés

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Validated RP-HPLC method for simultaneous quantitation of losartan potassium and metolazone in bulk drug and formulation.
Dubey R, et al.
Scientia Pharmaceutica, 79(3), 545-554 (2011)
Spectrophotometric and HPLC methods for simultaneous estimation of amlodipine besilate, losartan potassium and hydrochlorothiazide in tablets.
Wankhede SB, et al.
Indian Journal of Pharmaceutical Sciences, 72(1), 136-136 (2010)
Development and validation of a stability-indicating HPLC method for the simultaneous determination of Losartan potassium, hydrochlorothiazide, and their degradation products.
Hertzog DL, et al.
Journal of Pharmaceutical and Biomedical Analysis, 30(3), 747-760 (2002)
Anna D Manis et al.
Clinical science (London, England : 1979), 133(24), 2449-2461 (2019-12-05)
Kir5.1 (encoded by the Kcnj16 gene) is an inwardly rectifying K+ (Kir) channel highly expressed in the aldosterone-sensitive distal nephron of the kidney, where it forms a functional channel with Kir4.1. Kir4.1/Kir5.1 channels are responsible for setting the transepithelial voltage
H Salmenkari et al.
Journal of physiology and pharmacology : an official journal of the Polish Physiological Society, 69(4) (2018-11-12)
The renin-angiotensin system (RAS) in the intestine is involved in the regulation of inflammation, apoptosis and tissue fibrosis in experimental models of colitis; the inhibition of local RAS by pharmacologic interventions has been claimed to prevent and alleviate colitis. In

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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