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Respiratory & Antiallergic APIs

Budesonide

IP/BP/USPAvailable on request

Buy Budesonide (CAS 51333-22-3) from Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.

Pack sizes
Budesonide chemical structure
CAS number51333-22-3
FormulaC25H34O6
Molar mass430.5 g/mol
Physical formSolid
InChIKeyVOVIALXJUBGFJZ-KWVAZRHASA-N
IUPAC name(1S,2S,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-14,17-dien-16-one

About Budesonide

Researchers and plant chemists source Budesonide from Zemixal for routine and specialised work. Key data (IP/BP/USP): CAS 51333-22-3, formula C25H34O6 and molar mass 430.5 g/mol. Typical appearance is white solid.

Use cases we see most often

  • Pharmaceutical formulation
  • Generic drug development

Storage and safety notes

It carries the GHS signal word Danger (H302, H312, H315 and H317), so wear gloves and eye protection and work with good ventilation.

Order it in 1 kg, 5 kg and 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Budesonide

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

Budesonide standards

Typical uses

  • Pharmaceutical formulation
  • Generic drug development

Applications

Pharmaceutical Manufacturing and QC

Grade guides

IP Grade (Indian Pharmacopoeia)BP Grade (British Pharmacopoeia)USP Grade (United States Pharmacopeia)

Specifications and identifiers

Specifications of Budesonide
Product nameBudesonide
Catalogue numberZX-004161
CAS number51333-22-3
IUPAC name(1S,2S,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-14,17-dien-16-one
Molecular formulaC25H34O6
Molar mass430.5 g/mol
Exact mass430.2355
GradeIP/BP/USP
Physical formSolid
AppearanceWhite solid
XLogP32.5
H-bond donors / acceptors2 / 6
Topological polar surface area93.1 Ų
InChIKeyVOVIALXJUBGFJZ-KWVAZRHASA-N
SMILESCCCC1O[C@@H]2C[C@H]3[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 CID5281004
SynonymsRhinocort Aqua, Entocort EC, Pulmicort Respules, Pulmicort Flexhaler, Rhinocort Allergy, Pulmicort turbuhaler, MAP-0010, (11-beta,16-alpha)-16,17-(Butylidenebis(oxy))-11,21-dihydroxypregna-1,4-diene-3,20-dione, 16-alpha,17-alpha-Butylidenedioxy-11-beta,21-dihydroxy-1,4-pregnadiene-3,20-dione, (11beta,16alpha)-16,17-(Butylidenebis(oxy))-11,21-dihydroxypregna-1,4-diene-3,20-dione, Pregna-1,4-diene-3,20-dione,16,17-(butylidenebis(oxy))-11,21-dihydroxy-, (11beta,16alpha)-, Entocort cr

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
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H317May cause an allergic skin reaction
  • H332Harmful if inhaled
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H361Suspected of damaging fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P203, P233, P260, P261, P264, P270, P271, P272, P273, P280, P284, P301 + P317, P302 + P352, P304 + P340, P317, P318, P319, P321, P330, P332 + P317, P333 + P317, P342 + P316, P362 + P364, P403

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
1 kgQuoted on request
5 kgQuoted on request
25 kgQuoted 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

Which CAS number identifies Budesonide?
Budesonide is registered under CAS 51333-22-3. You may also see it listed as Rhinocort Aqua, Entocort EC, Pulmicort Respules. Our catalogue number for this item is ZX-004161.
What are the formula and molar mass of Budesonide?
For Budesonide, its formula is C25H34O6 and its molar mass is 430.5 g/mol. The systematic (IUPAC) name is (1S,2S,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-14,17-dien-16-one. InChIKey VOVIALXJUBGFJZ-KWVAZRHASA-N lets you match it in any structure database.
How is Budesonide used in pharmaceutical QC?
Budesonide 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?
This listing is IP/BP/USP grade. Standard packs are 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Budesonide?
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 to my country?
Yes. Because Budesonide 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.

Other grades with CAS 51333-22-3

More Budesonide standards

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