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API Impurities

Beclomethasone

Reference StandardAvailable on request

Order Beclomethasone (CAS 4419-39-0) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-020786.

Pack sizes
Beclomethasone chemical structure
CAS number4419-39-0
FormulaC22H29ClO5
Molar mass408.9 g/mol
Physical formSolid
HS code38229090
InChIKeyNBMKJKDGKREAPL-DVTGEIKXSA-N
IUPAC name(8S,9R,10S,11S,13S,14S,16S,17R)-9-chloro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one

About Beclomethasone

Beclomethasone is supplied by Zemixal as a characterised reference material for Betamethasone analysis. Key data (Reference Standard): CAS 4419-39-0, formula C22H29ClO5 and molar mass 408.9 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

Handling and storage

It carries the GHS signal word Danger (H317, H360, H361 and H373), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Betamethasone

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

Betamethasone standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Beclomethasone
Product nameBeclomethasone
Catalogue numberZX-020786
CAS number4419-39-0
IUPAC name(8S,9R,10S,11S,13S,14S,16S,17R)-9-chloro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one
Molecular formulaC22H29ClO5
Molar mass408.9 g/mol
Exact mass408.1704
GradeReference Standard
Physical formSolid
XLogP32.2
H-bond donors / acceptors3 / 5
Topological polar surface area94.8 Ų
HS code38229090
InChIKeyNBMKJKDGKREAPL-DVTGEIKXSA-N
SMILESC[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)CO)O)C)O)Cl)C
PubChem CID20469
SynonymsBeclometasone, 9-Chloro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione, BMJ 5800, (11beta,16beta)-9-chloro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione, Ascocortonyl, Viarin, 9alpha-Chloro-16beta-methylprednisolone, pulvinal, 9-Chloro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione (Beclometasone), Pregna-1,4-diene-3,20-dione, 9-chloro-11,17,21-trihydroxy-16-methyl-, (11.beta.,16.beta.)-, Opera_ID_1081, 9a-Chloro-16b-methylprednisolone

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
  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P261, P272, P280, P302 + P352, P318, P319, P321, P333 + P317, P362 + P364, 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 Beclomethasone
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 Beclomethasone

Which CAS number identifies Beclomethasone?
Beclomethasone is registered under CAS 4419-39-0. You may also see it listed as Beclometasone, 9-Chloro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione, BMJ 5800. Our catalogue number for this item is ZX-020786.
What are the formula and molar mass of Beclomethasone?
For Beclomethasone, its formula is C22H29ClO5 and its molar mass is 408.9 g/mol. The systematic (IUPAC) name is (8S,9R,10S,11S,13S,14S,16S,17R)-9-chloro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one. InChIKey NBMKJKDGKREAPL-DVTGEIKXSA-N lets you match it in any structure database.
How is Beclomethasone used in pharmaceutical QC?
Beclomethasone is a characterised reference material linked to Betamethasone. 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 Beclomethasone?
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 Beclomethasone?
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 Beclomethasone to my country?
Yes. Because Beclomethasone 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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