Shipping to 128 countriesCOA and SDS with every lotQuotes within one business day
contact@zemixal.com
Bulk CASAccount
API Reference Standards

Budesonide WS

Reference StandardIn stock

Buy Budesonide WS (CAS 51333-22-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg. Catalogue no. ZX-006437.

Pack sizes
Budesonide WS chemical structure
CAS number51333-22-3
FormulaC25H34O6
Molar mass430.5 g/mol
Physical formSolid
HS code38229090
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 WS

Zemixal lists Budesonide WS for laboratories that identify, quantify or control Budesonide and its related substances. For your records (Reference Standard), the material is defined by CAS 51333-22-3, formula C25H34O6 and molar mass 430.5 g/mol. It is handled as a solid.

Use cases we see most often

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

Handling and storage

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

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. 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 Budesonide

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

Budesonide standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Budesonide WS
Product nameBudesonide WS
Catalogue numberZX-006437
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
GradeReference Standard
Physical formSolid
XLogP32.5
H-bond donors / acceptors2 / 6
Topological polar surface area93.1 Ų
HS code38229090
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
SynonymsBudesonide, (11β,16α)-16,17-[Butylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione, 16α,17α-(Butylidenedioxy)-11β,21-dihydroxypregna-1,4-diene-3,20-dione, Bidien, Budenofalk, Budesomide, Budeson, Cortivent, Entocort, Micronyl, Nebuampul, Preferid

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 WS
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 WS

Which CAS number identifies Budesonide WS?
Budesonide WS is registered under CAS 51333-22-3. You may also see it listed as Budesonide, (11β,16α)-16,17-[Butylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione, 16α,17α-(Butylidenedioxy)-11β,21-dihydroxypregna-1,4-diene-3,20-dione. Our catalogue number for this item is ZX-006437.
What are the formula and molar mass of Budesonide WS?
For Budesonide WS, 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 WS used in pharmaceutical QC?
Budesonide WS 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 WS?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Budesonide WS?
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 WS to my country?
Yes. Because Budesonide WS 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

More in API Reference Standards

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Bulk CAS lookup Open quote list
Compare 0 of 4Compare now