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API Reference Standards

Azithromycin monohydrate

Reference StandardAvailable on request

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Pack sizes
Azithromycin monohydrate chemical structure
CAS number121470-24-4
FormulaC38H74N2O13
Molar mass767 g/mol
Physical formSolid
HS code38229090
InChIKeyHQUPLSLYZHKKQT-WVVFQGGUSA-N

About Azithromycin monohydrate

Analytical teams working on Azithromycin use Azithromycin monohydrate as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 121470-24-4, formula C38H74N2O13 and molar mass 767 g/mol. It is handled as a solid.

Where it is used

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

It carries the GHS signal word Danger (H317, H334 and H373), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 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 Azithromycin

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

Azithromycin standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Azithromycin monohydrate
Product nameAzithromycin monohydrate
Catalogue numberZX-042754
CAS number121470-24-4
IUPAC name(2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,10-trihydroxy-13-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one;hydrate
Molecular formulaC38H74N2O13
Molar mass767 g/mol
Exact mass766.5191
GradeReference Standard
Physical formSolid
H-bond donors / acceptors6 / 15
Topological polar surface area181 Ų
HS code38229090
InChIKeyHQUPLSLYZHKKQT-WVVFQGGUSA-N
SMILESCC[C@@H]1[C@@]([C@@H]([C@H](N(C[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)(C)O)C)C)C)O)(C)O.O
PubChem CID9897015
SynonymsAzithromycin monohydrateDISCONTINUED

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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H317May cause an allergic skin reaction
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P233, P260, P261, P271, P272, P280, P284, P302 + P352, P304 + P340, P319, P321, P333 + P317, P342 + P316, P362 + P364, P403, 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 Azithromycin monohydrate
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 Azithromycin monohydrate

Which CAS number identifies Azithromycin monohydrate?
Azithromycin monohydrate is registered under CAS 121470-24-4. You may also see it listed as Azithromycin monohydrateDISCONTINUED. Our catalogue number for this item is ZX-042754.
What are the formula and molar mass of Azithromycin monohydrate?
For Azithromycin monohydrate, its formula is C38H74N2O13 and its molar mass is 767 g/mol. InChIKey HQUPLSLYZHKKQT-WVVFQGGUSA-N lets you match it in any structure database.
How is Azithromycin monohydrate used in pharmaceutical QC?
Azithromycin monohydrate is a characterised reference material linked to Azithromycin. 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 Azithromycin monohydrate?
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 Azithromycin monohydrate?
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 Azithromycin monohydrate to my country?
Yes. Because Azithromycin monohydrate 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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