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API Reference Standards

Droxidopa

Reference StandardAvailable on request

Order Droxidopa (CAS 23651-95-8) online at Zemixal: C9H11NO5, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes
Droxidopa chemical structure
CAS number23651-95-8
FormulaC9H11NO5
Molar mass213.19 g/mol
Physical formSolid
HS code38229090
InChIKeyQXWYKJLNLSIPIN-JGVFFNPUSA-N
IUPAC name(2S,3R)-2-amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid

About Droxidopa

Droxidopa is supplied by Zemixal as a characterised reference material for Droxidopa analysis. For your records (Reference Standard), the material is defined by CAS 23651-95-8, formula C9H11NO5 and molar mass 213.19 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Handling and storage

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Droxidopa

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

Droxidopa standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Droxidopa
Product nameDroxidopa
Catalogue numberZX-024393
CAS number23651-95-8
IUPAC name(2S,3R)-2-amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid
Molecular formulaC9H11NO5
Molar mass213.19 g/mol
Exact mass213.0637
GradeReference Standard
Physical formSolid
XLogP3-3.2
H-bond donors / acceptors5 / 6
Topological polar surface area124 Ų
HS code38229090
InChIKeyQXWYKJLNLSIPIN-JGVFFNPUSA-N
SMILESC1=CC(=C(C=C1[C@H]([C@@H](C(=O)O)N)O)O)O
PubChem CID92974
SynonymsL-DOPS, threo-Dopaserine, L-threo-DOPS, L-Threodops, L-dihydroxyphenylserine, L-threo-dihydroxyphenylserine, L-Tyrosine, beta,3-dihydroxy-, threo-, threo DOPS, threo-DOPS, 3,4 threo DOPS, 3,4-threo-DOPS, 3,4 Dihydroxyphenylserine

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

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + 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 Droxidopa
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 Droxidopa

Which CAS number identifies Droxidopa?
Droxidopa is registered under CAS 23651-95-8. You may also see it listed as L-DOPS, threo-Dopaserine, L-threo-DOPS. Our catalogue number for this item is ZX-024393.
What are the formula and molar mass of Droxidopa?
For Droxidopa, its formula is C9H11NO5 and its molar mass is 213.19 g/mol. The systematic (IUPAC) name is (2S,3R)-2-amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid. InChIKey QXWYKJLNLSIPIN-JGVFFNPUSA-N lets you match it in any structure database.
How is Droxidopa used in pharmaceutical QC?
Droxidopa is a characterised reference material linked to Droxidopa. 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 Droxidopa?
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 Droxidopa?
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 Droxidopa to my country?
Yes. Because Droxidopa 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 Droxidopa standards

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