Shipping to 128 countriesCOA and SDS with every lotQuotes within one business day
Bulk CASAccount
API Reference Standards

Carbidopa WS

Reference StandardIn stock

Carbidopa WS (CAS 28860-95-9) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-006451.

Pack sizes
Carbidopa WS chemical structure
CAS number28860-95-9
FormulaC10H14N2O4
Molar mass226.23 g/mol
Physical formSolid
HS code38229090
InChIKeyTZFNLOMSOLWIDK-JTQLQIEISA-N
IUPAC name(2S)-3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid

About Carbidopa WS

Zemixal lists Carbidopa WS for laboratories that identify, quantify or control Carbidopa and its related substances. Key data (Reference Standard): CAS 28860-95-9, formula C10H14N2O4 and molar mass 226.23 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

It carries the GHS signal word Danger (H315, H319, H335 and H351), 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. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Carbidopa

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

Carbidopa standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Carbidopa WS
Product nameCarbidopa WS
Catalogue numberZX-006451
CAS number28860-95-9
Other CAS numbers38821-49-7
IUPAC name(2S)-3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid
Molecular formulaC10H14N2O4
Molar mass226.23 g/mol
Exact mass226.0954
GradeReference Standard
Physical formSolid
XLogP3-2.2
H-bond donors / acceptors5 / 6
Topological polar surface area116 Ų
HS code38229090
InChIKeyTZFNLOMSOLWIDK-JTQLQIEISA-N
SMILESC[C@](CC1=CC(=C(C=C1)O)O)(C(=O)O)NN
PubChem CID34359
Synonyms(S)-(-)-Carbidopa, (αS)-α-Hydrazinyl-3,4-dihydroxy-α-methylbenzenepropanoic acid, (2S)-2-(Aminoazaniumyl)-3-(3,4-dihydroxyphenyl)-2-methylpropanoate, Carbidopa, (S)-3-(3,4-Dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid, L-α-Hydrazino-α-methyl-β-(3,4-dihydroxyphenyl)propionic acid, N-Aminomethyldopa, Lodosyn, L-3-(3,4-Dihydroxyphenyl)-2-methyl-2-hydrazinopropionic acid, Carbidopa anhydrous, (S)-carbidopa, alpha-Methyldopahydrazine

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer
  • H360May damage fertility or the unborn child

Precautionary statements P203, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, 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 Carbidopa 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 Carbidopa WS

Which CAS number identifies Carbidopa WS?
Carbidopa WS is registered under CAS 28860-95-9. You may also see it listed as (S)-(-)-Carbidopa, (αS)-α-Hydrazinyl-3,4-dihydroxy-α-methylbenzenepropanoic acid, (2S)-2-(Aminoazaniumyl)-3-(3,4-dihydroxyphenyl)-2-methylpropanoate. Our catalogue number for this item is ZX-006451.
What are the formula and molar mass of Carbidopa WS?
For Carbidopa WS, its formula is C10H14N2O4 and its molar mass is 226.23 g/mol. The systematic (IUPAC) name is (2S)-3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid. InChIKey TZFNLOMSOLWIDK-JTQLQIEISA-N lets you match it in any structure database.
How is Carbidopa WS used in pharmaceutical QC?
Carbidopa WS is a characterised reference material linked to Carbidopa. 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 Carbidopa 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 Carbidopa 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 Carbidopa WS to my country?
Yes. Because Carbidopa 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.

More Carbidopa 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.

Compare 0 of 4Compare now