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Metabolites & Degradation Products

2-Hydroxy-4-(methylsulfinyl)butanoic acid

Reference StandardAvailable on request

2-Hydroxy-4-(methylsulfinyl)butanoic acid (CAS 49540-14-9) supplier Zemixal: C5H10O4S, COA and SDS with every lot, worldwide shipping.

Pack sizes
2-Hydroxy-4-(methylsulfinyl)butanoic acid chemical structure
CAS number49540-14-9
FormulaC5H10O4S
Molar mass166.2 g/mol
Physical formSolid
HS code38229090
InChIKeyOUSAZIQLZZRKJT-UHFFFAOYSA-N
IUPAC name2-hydroxy-4-methylsulfinylbutanoic acid

About 2-Hydroxy-4-(methylsulfinyl)butanoic acid

2-Hydroxy-4-(methylsulfinyl)butanoic acid is supplied by Zemixal as a characterised reference material for Methionine analysis. For your records (Reference Standard), the material is defined by CAS 49540-14-9, formula C5H10O4S and molar mass 166.2 g/mol. It is handled as a solid.

Use cases we see most often

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

It carries the GHS signal word Danger (H302, H315, H318 and H335), so wear gloves and eye protection and work with good ventilation.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Methionine

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

Methionine standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Specifications and identifiers

Specifications of 2-Hydroxy-4-(methylsulfinyl)butanoic acid
Product name2-Hydroxy-4-(methylsulfinyl)butanoic acid
Catalogue numberZX-041428
CAS number49540-14-9
IUPAC name2-hydroxy-4-methylsulfinylbutanoic acid
Molecular formulaC5H10O4S
Molar mass166.2 g/mol
Exact mass166.03
GradeReference Standard
Physical formSolid
XLogP3-1.4
H-bond donors / acceptors2 / 5
Topological polar surface area93.8 Ų
HS code38229090
InChIKeyOUSAZIQLZZRKJT-UHFFFAOYSA-N
SMILESCS(=O)CCC(C(=O)O)O
PubChem CID13120903
SynonymsSorafenib Monomer, 2-hydroxy-4 - (methylsulfinyl) butyric acid, Butanoic acid, 2-hydroxy-4-(methylsulfinyl)-

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
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P362 + P364, P403 + P233, 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 2-Hydroxy-4-(methylsulfinyl)butanoic acid
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 2-Hydroxy-4-(methylsulfinyl)butanoic acid

Which CAS number identifies 2-Hydroxy-4-(methylsulfinyl)butanoic acid?
2-Hydroxy-4-(methylsulfinyl)butanoic acid is registered under CAS 49540-14-9. You may also see it listed as Sorafenib Monomer, 2-hydroxy-4 - (methylsulfinyl) butyric acid, Butanoic acid, 2-hydroxy-4-(methylsulfinyl)-. Our catalogue number for this item is ZX-041428.
What are the formula and molar mass of 2-Hydroxy-4-(methylsulfinyl)butanoic acid?
For 2-Hydroxy-4-(methylsulfinyl)butanoic acid, its formula is C5H10O4S and its molar mass is 166.2 g/mol. The systematic (IUPAC) name is 2-hydroxy-4-methylsulfinylbutanoic acid. InChIKey OUSAZIQLZZRKJT-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Hydroxy-4-(methylsulfinyl)butanoic acid used in pharmaceutical QC?
2-Hydroxy-4-(methylsulfinyl)butanoic acid is a characterised reference material linked to Methionine. 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 2-Hydroxy-4-(methylsulfinyl)butanoic acid?
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 2-Hydroxy-4-(methylsulfinyl)butanoic acid?
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 2-Hydroxy-4-(methylsulfinyl)butanoic acid to my country?
Yes. Because 2-Hydroxy-4-(methylsulfinyl)butanoic acid 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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