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Key Documents

PHR9038

Supelco

Metoprolol EP Impurity B

reference material

Synonym(s):

4-(2-Methoxyethyl)phenol

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About This Item

Linear Formula:
CH3O(CH2)2C6H4OH
CAS Number:
Molecular Weight:
152.19
MDL number:

grade

reference material

agency

(Not traceable to any primary pharmacopoeia standard)

API family

metoprolol

assay

≥96.5% (GC)

shelf life

limited shelf life, expiry date on the label

mp

42-45 °C (lit.)

application(s)

pharmaceutical small molecule

storage temp.

−20°C

SMILES string

COCCc1ccc(O)cc1

InChI

1S/C9H12O2/c1-11-7-6-8-2-4-9(10)5-3-8/h2-5,10H,6-7H2,1H3

InChI key

FAYGEALAEQKPDI-UHFFFAOYSA-N

General description

This reference material (RM) is produced and certified in accordance with ISO/IEC 17025. This RM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com

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.

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Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

230.0 °F - closed cup

flash_point_c

110 °C - closed cup


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