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Pharmacopeial Impurities (EP / USP / BP)

Guaifenesin EP Impurity D

Reference StandardIn stock

Buy Guaifenesin EP Impurity D (CAS 16929-60-5) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-005741.

Pack sizes
Guaifenesin EP Impurity D chemical structure
CAS number16929-60-5
FormulaC17H20O5
Molar mass304.34 g/mol
Physical formSolid
HS code38229090
InChIKeySSNCGCIXFDVLFP-UHFFFAOYSA-N
IUPAC name1,3-bis(2-methoxyphenoxy)propan-2-ol

About Guaifenesin EP Impurity D

Guaifenesin EP Impurity D belongs to the Guaifenesin reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 16929-60-5, formula C17H20O5 and molar mass 304.34 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Guaifenesin

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

Guaifenesin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Guaifenesin EP Impurity D
Product nameGuaifenesin EP Impurity D
Catalogue numberZX-005741
CAS number16929-60-5
IUPAC name1,3-bis(2-methoxyphenoxy)propan-2-ol
Molecular formulaC17H20O5
Molar mass304.34 g/mol
Exact mass304.1311
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors1 / 5
Topological polar surface area57.2 Ų
HS code38229090
InChIKeySSNCGCIXFDVLFP-UHFFFAOYSA-N
SMILESCOC1=CC=CC=C1OCC(COC2=CC=CC=C2OC)O
PubChem CID97669
Synonyms1,3-Bis(2-methoxyphenoxy)-2-propanol, Ranolazine Impurity 18, 2-Propanol, 1,3-bis(o-methoxyphenoxy)-, 1,3-Bis(o-methoxyphenoxy)-2-propanol, 2-Propanol, 1,3-bis(2-methoxyphenoxy)-, Guaifenesin Impurity D, Dianisylglycerol, 1,3-bis-(2-methoxy-phenoxy)-propan-2-ol, Guaifenesin Imp. D (EP), 1,3-Bis(2-methoxyphenoxy)propan-2-ol, Guaicol Impurity D, 3-06-00-04224 (Beilstein Handbook Reference), Guaifenesin impurity D (PhEur)

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 Guaifenesin EP Impurity D
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Guaifenesin EP Impurity D

Which CAS number identifies Guaifenesin EP Impurity D?
Guaifenesin EP Impurity D is registered under CAS 16929-60-5. You may also see it listed as 1,3-Bis(2-methoxyphenoxy)-2-propanol, Ranolazine Impurity 18, 2-Propanol, 1,3-bis(o-methoxyphenoxy)-. Our catalogue number for this item is ZX-005741.
What are the formula and molar mass of Guaifenesin EP Impurity D?
For Guaifenesin EP Impurity D, its formula is C17H20O5 and its molar mass is 304.34 g/mol. The systematic (IUPAC) name is 1,3-bis(2-methoxyphenoxy)propan-2-ol. InChIKey SSNCGCIXFDVLFP-UHFFFAOYSA-N lets you match it in any structure database.
How is Guaifenesin EP Impurity D used in pharmaceutical QC?
Guaifenesin EP Impurity D is a characterised reference material linked to Guaifenesin. 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 Guaifenesin EP Impurity D?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Guaifenesin EP Impurity D?
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 Guaifenesin EP Impurity D to my country?
Yes. Because Guaifenesin EP Impurity D 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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