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API Process Intermediates & Related Compounds

4-Aminopyridine 1-oxide Hydrochloride

Reference StandardIn stock

4-Aminopyridine 1-oxide Hydrochloride (CAS 1433-03-0) supplier Zemixal. Request a quote with price, lead time and documents.

Pack sizes
4-Aminopyridine 1-oxide Hydrochloride chemical structure
CAS number1433-03-0
FormulaC5H7ClN2O
Molar mass146.57 g/mol
Physical formSolid
HS code2933
InChIKeyQNYMQFBKNOARCJ-UHFFFAOYSA-N
IUPAC name1-hydroxypyridin-4-imine;hydrochloride

About 4-Aminopyridine 1-oxide Hydrochloride

4-Aminopyridine 1-oxide Hydrochloride is part of the Zemixal API Process Intermediates & Related Compounds range. Key data (Reference Standard): CAS 1433-03-0, formula C5H7ClN2O and molar mass 146.57 g/mol. It is handled as a solid.

Typical applications

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Handling and storage

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Dalfampridine

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

Dalfampridine standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of 4-Aminopyridine 1-oxide Hydrochloride
Product name4-Aminopyridine 1-oxide Hydrochloride
Catalogue numberZX-012142
CAS number1433-03-0
Other CAS numbers3535-75-9
IUPAC name1-hydroxypyridin-4-imine;hydrochloride
Molecular formulaC5H7ClN2O
Molar mass146.57 g/mol
Exact mass146.0247
GradeReference Standard
Physical formSolid
H-bond donors / acceptors3 / 3
Topological polar surface area47.3 Ų
HS code2933
InChIKeyQNYMQFBKNOARCJ-UHFFFAOYSA-N
SMILESC1=CN(C=CC1=N)O.Cl
PubChem CID12257271
Synonyms4-Aminopyridine 1-oxide monohydrochloride, Pyridin-4-amine 1-oxide hydrochloride, 4-Aminopyridine N-oxide hydrochloride, Fampridine N-Oxide Hydrochloride, 4-aminopyridin-1-ium-1-olate hydrochloride, 4-aminopyridin-1-ium-1-olatehydrochloride, 4-Pyridinamine, 1-oxide, hydrochloride (1:?), 4-Iminopyridin-1(4H)-ol--hydrogen chloride (1/1)

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

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 4-Aminopyridine 1-oxide Hydrochloride
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 4-Aminopyridine 1-oxide Hydrochloride

Which CAS number identifies 4-Aminopyridine 1-oxide Hydrochloride?
4-Aminopyridine 1-oxide Hydrochloride is registered under CAS 1433-03-0. You may also see it listed as 4-Aminopyridine 1-oxide monohydrochloride, Pyridin-4-amine 1-oxide hydrochloride, 4-Aminopyridine N-oxide hydrochloride. Our catalogue number for this item is ZX-012142.
What are the formula and molar mass of 4-Aminopyridine 1-oxide Hydrochloride?
For 4-Aminopyridine 1-oxide Hydrochloride, its formula is C5H7ClN2O and its molar mass is 146.57 g/mol. InChIKey QNYMQFBKNOARCJ-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Aminopyridine 1-oxide Hydrochloride used in pharmaceutical QC?
4-Aminopyridine 1-oxide Hydrochloride is a characterised reference material linked to Dalfampridine. 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 4-Aminopyridine 1-oxide Hydrochloride?
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 4-Aminopyridine 1-oxide Hydrochloride?
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 4-Aminopyridine 1-oxide Hydrochloride to my country?
Yes. Because 4-Aminopyridine 1-oxide Hydrochloride 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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