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Pharmacopeial Impurities (EP / USP / BP)

Budesonide EP Impurity E

Reference StandardAvailable on request

Order Budesonide EP Impurity E (CAS 131918-64-4) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Budesonide EP Impurity E chemical structure
CAS number131918-64-4
FormulaC25H32O6
Molar mass428.5 g/mol
Physical formSolid
HS code38229090
InChIKeyPMZXYZGZQZYDLA-BQKXZEBKSA-N
IUPAC name(1R,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-2,14,17-trien-16-one

About Budesonide EP Impurity E

Budesonide EP Impurity E belongs to the Budesonide reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 131918-64-4, formula C25H32O6 and molar mass 428.5 g/mol. It is handled as a solid.

Where it is used

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

Handling and storage

Hazard communication follows GHS (Danger: H302, H317, H372 and H412). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. 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 Budesonide

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

Budesonide standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Budesonide EP Impurity E
Product nameBudesonide EP Impurity E
Catalogue numberZX-020053
CAS number131918-64-4
IUPAC name(1R,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-2,14,17-trien-16-one
Molecular formulaC25H32O6
Molar mass428.5 g/mol
Exact mass428.2199
GradeReference Standard
Physical formSolid
XLogP31.9
H-bond donors / acceptors2 / 6
Topological polar surface area93.1 Ų
HS code38229090
InChIKeyPMZXYZGZQZYDLA-BQKXZEBKSA-N
SMILESCCCC1O[C@@H]2C=C3[C@@H]4CCC5=CC(=O)C=C[C@@]5([C@H]4[C@H](C[C@@]3([C@@]2(O1)C(=O)CO)C)O)C
PubChem CID12989325
SynonymsBudesonide - Impurity E, Budesonide 14-ene, 14,15-Dehydrobudesonide, (11beta,16alpha)-16,17-(Butylidenebis(oxy))-11,21-dihydroxypregna-1,4,14-triene-3,20-dione, 16alpha,17-(Butylidenebis(oxy))-11beta,21-dihydroxypregna-1,4,14-triene-3,20-dione, 16alpha,17-[butylidenebis(oxy)]-11beta,21-dihydroxypregna-1,4,14-triene-3,20-dione, 14,15-Dehydro Budesonide, (11beta,16beta)-16,17-[Butylidenebis(oxy)]-11,21-dihydroxypregna-1,4,14-triene-3,20-dione

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

  • H302Harmful if swallowed
  • H317May cause an allergic skin reaction
  • H372Causes damage to organs through prolonged or repeated exposure
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P203, P260, P261, P264, P270, P272, P273, P280, P301 + P317, P302 + P352, P318, P319, P321, P330, 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 Budesonide EP Impurity E
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 Budesonide EP Impurity E

Which CAS number identifies Budesonide EP Impurity E?
Budesonide EP Impurity E is registered under CAS 131918-64-4. You may also see it listed as Budesonide - Impurity E, Budesonide 14-ene, 14,15-Dehydrobudesonide. Our catalogue number for this item is ZX-020053.
What are the formula and molar mass of Budesonide EP Impurity E?
For Budesonide EP Impurity E, its formula is C25H32O6 and its molar mass is 428.5 g/mol. The systematic (IUPAC) name is (1R,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-2,14,17-trien-16-one. InChIKey PMZXYZGZQZYDLA-BQKXZEBKSA-N lets you match it in any structure database.
How is Budesonide EP Impurity E used in pharmaceutical QC?
Budesonide EP Impurity E is a characterised reference material linked to Budesonide. 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 Budesonide EP Impurity E?
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 Budesonide EP Impurity E?
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 Budesonide EP Impurity E to my country?
Yes. Because Budesonide EP Impurity E 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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