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PHR1301

Supelco

Ensulizol(2-Phenylbenzimidazol-5-Sulfonsäure)

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(e):

2-Phenyl-5-benzimidazolsulfonsäure, Ensulizol

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About This Item

Empirische Formel (Hill-System):
C13H10N2O3S
CAS-Nummer:
27503-81-7
Molekulargewicht:
274.30
MDL-Nummer:
MFCD00053007
UNSPSC-Code:
41116107
PubChem Substanz-ID:
329823289

Qualität

certified reference material
pharmaceutical secondary standard

Qualitätsniveau

300

Agentur

traceable to USP 1530809

API-Familie

ensulizole

Analysenzertifikat (CofA)

current certificate can be downloaded

Methode(n)

HPLC: suitable
gas chromatography (GC): suitable

mp (Schmelzpunkt)

>300 °C (lit.)

Anwendung(en)

environmental
pharmaceutical (small molecule)

Format

neat

Lagertemp.

2-8°C

SMILES String

OS(=O)(=O)c1ccc2[nH]c(nc2c1)-c3ccccc3

InChI

1S/C13H10N2O3S/c16-19(17,18)10-6-7-11-12(8-10)15-13(14-11)9-4-2-1-3-5-9/h1-8H,(H,14,15)(H,16,17,18)

InChIKey

UVCJGUGAGLDPAA-UHFFFAOYSA-N

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Allgemeine Beschreibung

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.

Anwendung

Ensulizole(2-Phenylbenzimidazole 5-sulfonic acid) may be used as a pharmaceutical reference standard for the determination of the analyte in sunscreen formulations by high performance liquid chromatography (HPLC) technique.
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.

Hinweis zur Analyse

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

Sonstige Hinweise

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.

Fußnote

To see an example of a Certificate of Analysis for this material enter LRAC0273 in the slot below. This is an example certificate only and may not be the lot that you receive.

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Preisangaben

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Choose from one of the most recent versions:

Analysenzertifikate (COA)

Lot/Batch Number
LRAC9871
LRAC0273
LRAA1254
LRAA9097

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If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

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J Shokri et al.
Drug research, 63(11), 591-596 (2013-07-12)
There is a serious concern about the topical and systemic absorption of organic ultraviolet filters in sunscreen formulations and subsequent phototoxic and photo allergic reactions. Ideally, a sunscreen should localize in the surface of stratum corneum and create a barrier
Ashley R Heurung et al.
Dermatitis : contact, atopic, occupational, drug, 25(6), 289-326 (2014-11-11)
Sunscreen is a key component in the preventive measures recommended by dermatologists and public health campaigns aimed at reducing sunburn, early skin aging, and skin cancer. To maximize compliance, adverse reactions to sunscreens should be minimized. Although inactive ingredients cause

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