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API Impurities

Busulfan Impurity 3

Reference StandardAvailable on request

Busulfan Impurity 3 (CAS 26978-64-3) supplier Zemixal: C4H10O4S, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes
Busulfan Impurity 3 chemical structure
CAS number26978-64-3
FormulaC4H10O4S
Molar mass154.19 g/mol
Physical formSolid
HS code38229090
InChIKeyYEGPVWSPNYPPIK-UHFFFAOYSA-N
IUPAC name4-hydroxybutane-1-sulfonic acid

About Busulfan Impurity 3

Zemixal lists Busulfan Impurity 3 for laboratories that identify, quantify or control Busulfan and its related substances. For your records (Reference Standard), the material is defined by CAS 26978-64-3, formula C4H10O4S and molar mass 154.19 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

It carries the GHS signal word Danger (H314), 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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Busulfan

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

Busulfan standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Busulfan Impurity 3
Product nameBusulfan Impurity 3
Catalogue numberZX-004474
CAS number26978-64-3
IUPAC name4-hydroxybutane-1-sulfonic acid
Molecular formulaC4H10O4S
Molar mass154.19 g/mol
Exact mass154.03
GradeReference Standard
Physical formSolid
XLogP3-0.9
H-bond donors / acceptors2 / 4
Topological polar surface area83 Ų
HS code38229090
InChIKeyYEGPVWSPNYPPIK-UHFFFAOYSA-N
SMILESC(CCS(=O)(=O)O)CO
PubChem CID96391
Synonyms4-Hydroxybutanesulfonic acid, 4-Hydroxy-1-butanesulfonic acid, 1-Butanesulfonic acid, 4-hydroxy-, 4-hydroxy butane sulfonic acid, 4-hydroxybutane-1-sulfonicacid, 2,2 inverted exclamation mark -Sulfonyldiethanol Solution, 1,4-butane sultone, 4-hydroxy-butane-1-sulfonic acid, 4-hydroxybutanesulphonic acid

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive

Signal word Danger

  • H314Causes severe skin burns and eye damage

Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, 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 Busulfan Impurity 3
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 Busulfan Impurity 3

Which CAS number identifies Busulfan Impurity 3?
Busulfan Impurity 3 is registered under CAS 26978-64-3. You may also see it listed as 4-Hydroxybutanesulfonic acid, 4-Hydroxy-1-butanesulfonic acid, 1-Butanesulfonic acid, 4-hydroxy-. Our catalogue number for this item is ZX-004474.
What are the formula and molar mass of Busulfan Impurity 3?
For Busulfan Impurity 3, its formula is C4H10O4S and its molar mass is 154.19 g/mol. The systematic (IUPAC) name is 4-hydroxybutane-1-sulfonic acid. InChIKey YEGPVWSPNYPPIK-UHFFFAOYSA-N lets you match it in any structure database.
How is Busulfan Impurity 3 used in pharmaceutical QC?
Busulfan Impurity 3 is a characterised reference material linked to Busulfan. 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 Busulfan Impurity 3?
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 Busulfan Impurity 3?
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 Busulfan Impurity 3 to my country?
Yes. Because Busulfan Impurity 3 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.

More Busulfan standards

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