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Documenti fondamentali

PHR1848

Supelco

Cephalexin

Pharmaceutical Secondary Standard; Certified Reference Material

Sinonimo/i:

Cephalexin monohydrate

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About This Item

Formula empirica (notazione di Hill):
C16H17N3O4S · H2O
Numero CAS:
Peso molecolare:
365.40
Numero CE:
Codice UNSPSC:
41116107
NACRES:
NA.24

Grado

certified reference material
pharmaceutical secondary standard

Livello qualitativo

agenzia

traceable to BP 61
traceable to Ph. Eur. C0675000
traceable to USP 1099008

Famiglia di API

cephalexin

CdA

current certificate can be downloaded

Confezionamento

pkg of 1 g

applicazioni

pharmaceutical

Formato

neat

Temperatura di conservazione

2-30°C

Stringa SMILE

S1[C@H]2N(C(=C(C1)C)C(=O)O)C(=O)[C@H]2NC(=O)[C@H](N)c3ccccc3.O

InChI

1S/C16H17N3O4S.H2O/c1-8-7-24-15-11(14(21)19(15)12(8)16(22)23)18-13(20)10(17)9-5-3-2-4-6-9;/h2-6,10-11,15H,7,17H2,1H3,(H,18,20)(H,22,23);1H2/t10-,11-,15-;/m1./s1
AVGYWQBCYZHHPN-CYJZLJNKSA-N

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Descrizione generale

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.
Cephalexin is a cephalosporine which is categorized under the class of β-lactam antibiotics. It is utilized for regulating the effects of Gram-positive and Gram-negative bacteria. It favors the lysis of bacterial cell wall by inhibiting the synthesis of essential structural components. Cephalexin belongs to the safest group of broad-spectrum bactericidal antimicrobial agents.

Applicazioni

Cephalexin may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations and water samples by various chromatography techniques.
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.

Risultati analitici

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

Altre note

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.

Nota a piè di pagina

To see an example of a Certificate of Analysis for this material enter LRAC0286 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable


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Certificati d'analisi (COA)

Lot/Batch Number

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Comparison of several methods used for the determination of cephalosporins. Analysis of cephalexin in pharmaceutical samples.
Martinez LG, et al.
Journal of Pharmaceutical and Biomedical Analysis, 29(3), 405-423 (2002)
Determination of multiple pharmaceutical classes in surface and ground waters by liquid chromatography-ion trap-tandem mass spectrometry.
Grujic S, et al.
Journal of Chromatography A, 1216(25), 4989-5000 (2009)
Rapid and sensitive high-performance liquid chromatographic determination of four cephalosporin antibiotics in pharmaceuticals and body fluids.
Samanidou VF, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 788(1), 147-158 (2003)
Application of thin layer and high performance liquid chromatography to the separation and determination of cephalexin in cephradine, in bulk powder and in pharmaceuticals.
Crombez E, et al.
Chromatographia, 11(11), 653-657 (1978)
A validated stability indicating HPTLC method for determination of cephalexin in bulk and pharmaceutical formulation.
Jeswani RM, et al.
International Journal of PharmTech Research, 1(3), 527-536 (2009)

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