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Pharmacopeial Impurities (EP / USP / BP)

Metoprolol EP Impurity G

Reference StandardAvailable on request

Metoprolol EP Impurity G (CAS 501-94-0) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Metoprolol EP Impurity G chemical structure
CAS number501-94-0
FormulaC8H10O2
Molar mass138.16 g/mol
Physical formSolid
HS code38229090
InChIKeyYCCILVSKPBXVIP-UHFFFAOYSA-N
IUPAC name4-(2-hydroxyethyl)phenol

About Metoprolol EP Impurity G

Zemixal lists Metoprolol EP Impurity G for laboratories that identify, quantify or control Metoprolol and its related substances. For your records (Reference Standard), the material is defined by CAS 501-94-0, formula C8H10O2 and molar mass 138.16 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Metoprolol

See every impurity, metabolite and related compound we list for this API.

Metoprolol standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Metoprolol EP Impurity G
Product nameMetoprolol EP Impurity G
Catalogue numberZX-025589
CAS number501-94-0
IUPAC name4-(2-hydroxyethyl)phenol
Molecular formulaC8H10O2
Molar mass138.16 g/mol
Exact mass138.0681
GradeReference Standard
Physical formSolid
XLogP30.4
H-bond donors / acceptors2 / 2
Topological polar surface area40.5 Ų
HS code38229090
InChIKeyYCCILVSKPBXVIP-UHFFFAOYSA-N
SMILESC1=CC(=CC=C1CCO)O
PubChem CID10393
SynonymsTyrosol, Metoprolol Succinate - Impurity G, Metoprolol Tartrate - Impurity G, 2-(4-Hydroxyphenyl)ethanol, 4-Hydroxyphenethyl alcohol, p-Hydroxyphenethyl alcohol, 4-Hydroxybenzeneethanol, 4-Hydroxyphenylethanol, Benzeneethanol, 4-hydroxy-, p-Tyrosol, p-hydroxyphenylethanol, beta-(4-Hydroxyphenyl)ethanol

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Metoprolol EP Impurity G
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Metoprolol EP Impurity G

Which CAS number identifies Metoprolol EP Impurity G?
Metoprolol EP Impurity G is registered under CAS 501-94-0. You may also see it listed as Tyrosol, Metoprolol Succinate - Impurity G, Metoprolol Tartrate - Impurity G. Our catalogue number for this item is ZX-025589.
What are the formula and molar mass of Metoprolol EP Impurity G?
For Metoprolol EP Impurity G, its formula is C8H10O2 and its molar mass is 138.16 g/mol. The systematic (IUPAC) name is 4-(2-hydroxyethyl)phenol. InChIKey YCCILVSKPBXVIP-UHFFFAOYSA-N lets you match it in any structure database.
How is Metoprolol EP Impurity G used in pharmaceutical QC?
Metoprolol EP Impurity G is a characterised reference material linked to Metoprolol. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Metoprolol EP Impurity G?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Metoprolol EP Impurity G?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Metoprolol EP Impurity G to my country?
Yes. Because Metoprolol EP Impurity G is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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