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Merck
CN

PHR2083

Pyrantel Impurity C

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(s):

2-Thiophenecarboxaldehyde, Thenaldehyde

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About This Item

Empirical Formula (Hill Notation):
C5H4OS
CAS Number:
98-03-3
Molecular Weight:
112.15
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
105819
MDL number:
MFCD00005429

Key Documents

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SMILES string

[H]C(=O)c1cccs1

InChI key

CNUDBTRUORMMPA-UHFFFAOYSA-N

InChI

1S/C5H4OS/c6-4-5-2-1-3-7-5/h1-4H

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to Ph. Eur. Y0002158

API family

pyrantel

form

liquid

CofA

current certificate can be downloaded

packaging

pkg of 50 mg

refractive index

n20/D 1.591 (lit.)

bp

198 °C (lit.), 75-77 °C/11 mmHg (lit.)

density

1.2 g/mL at 25 °C (lit.)

application(s)

pharmaceutical small molecule

storage temp.

2-8°C

Quality Level

300

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General description

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

Application

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.

Analysis Note

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

Other Notes

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.
To see an example of a Certificate of Analysis for this material enter LRAB9058 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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