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API Impurities

Erythromycin Impurity G

Reference StandardAvailable on request

Buy Erythromycin Impurity G (CAS 147702-49-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Exported from India with full paperwork.

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Erythromycin Impurity G chemical structure
CAS number147702-49-6
FormulaC39H69NO14
Molar mass776 g/mol
Physical formSolid
HS code38229090
InChIKeySPDJWXMXZVPSAJ-OGILNJMJSA-N

About Erythromycin Impurity G

Analytical teams working on Erythromycin use Erythromycin Impurity G as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 147702-49-6, formula C39H69NO14 and molar mass 776 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H317 and H319. 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. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Erythromycin

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

Erythromycin standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Erythromycin Impurity G
Product nameErythromycin Impurity G
Catalogue numberZX-029319
CAS number147702-49-6
IUPAC nameN-[(2S,3R,4S,6R)-2-[[(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-2,10-dioxo-oxacyclotetradec-6-yl]oxy]-3-hydroxy-6-methyloxan-4-yl]-N-methylpropanamide
Molecular formulaC39H69NO14
Molar mass776 g/mol
Exact mass775.4718
GradeReference Standard
Physical formSolid
XLogP32.6
H-bond donors / acceptors5 / 14
Topological polar surface area211 Ų
HS code38229090
InChIKeySPDJWXMXZVPSAJ-OGILNJMJSA-N
SMILESCC[C@@H]1[C@@]([C@@H]([C@H](C(=O)[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C(=O)CC)O)(C)O)C)C)O)(C)O
PubChem CID71587523
SynonymsErythromycin Estolate - Impurity G, Erythromycin Estolate EP Impurity G, N-Demethyl-N-Propanoyl Erythromycin, N-Demethyl-N-propanoylerythromycin A, N-Propionyl-N-demethylerythromycin A, Erythromycin, N-demethyl-N-(1-oxopropyl)-, Erythromycin estolate impurity G

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

  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation

Precautionary statements P261, P264 + P265, P272, P280, P302 + P352, P305 + P351 + P338, P321, P333 + P317, P337 + P317, P362 + P364, 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 Erythromycin 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 Erythromycin Impurity G

Which CAS number identifies Erythromycin Impurity G?
Erythromycin Impurity G is registered under CAS 147702-49-6. You may also see it listed as Erythromycin Estolate - Impurity G, Erythromycin Estolate EP Impurity G, N-Demethyl-N-Propanoyl Erythromycin. Our catalogue number for this item is ZX-029319.
What are the formula and molar mass of Erythromycin Impurity G?
For Erythromycin Impurity G, its formula is C39H69NO14 and its molar mass is 776 g/mol. InChIKey SPDJWXMXZVPSAJ-OGILNJMJSA-N lets you match it in any structure database.
How is Erythromycin Impurity G used in pharmaceutical QC?
Erythromycin Impurity G is a characterised reference material linked to Erythromycin. 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 Erythromycin 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 Erythromycin 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 Erythromycin Impurity G to my country?
Yes. Because Erythromycin 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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