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API Impurities

4-Amino-3-nitrophenol

Reference StandardAvailable on request

4-Amino-3-nitrophenol (CAS 610-81-1) supplier Zemixal: C6H6N2O3, COA and SDS with every lot, worldwide shipping. Packs from 10 mg.

Pack sizes
4-Amino-3-nitrophenol chemical structure
CAS number610-81-1
FormulaC6H6N2O3
Molar mass154.12 g/mol
Physical formSolid
HS code38229090
InChIKeyIQXUIDYRTHQTET-UHFFFAOYSA-N
IUPAC name4-amino-3-nitrophenol

About 4-Amino-3-nitrophenol

4-Amino-3-nitrophenol belongs to the Benzoic acid reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 610-81-1, formula C6H6N2O3 and molar mass 154.12 g/mol. It is handled as a solid.

Use cases we see most often

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

Safe handling

It carries the GHS signal word Warning (H302, H315, H317 and H319), 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. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Benzoic acid

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

Benzoic acid standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 4-Amino-3-nitrophenol
Product name4-Amino-3-nitrophenol
Catalogue numberZX-031010
CAS number610-81-1
IUPAC name4-amino-3-nitrophenol
Molecular formulaC6H6N2O3
Molar mass154.12 g/mol
Exact mass154.0378
GradeReference Standard
Physical formSolid
XLogP30.9
H-bond donors / acceptors2 / 4
Topological polar surface area92.1 Ų
HS code38229090
InChIKeyIQXUIDYRTHQTET-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1O)[N+](=O)[O-])N
PubChem CID3758882
SynonymsPhenol, 4-amino-3-nitro-, 3-Nitro-4-aminophenol, 2-Nitro-4-hydroxyaniline, 2-amino-5-hydroxynitrobenzene, 4-Hydroxy-2-nitroaniline, Phenol, 4-amino-3-nitro, 4-amino-3-nitropbenol, 3-nitro-4-amino-phenol, aniline, 4-hydroxy-2-nitro-

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
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P272, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P333 + 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-Amino-3-nitrophenol
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 4-Amino-3-nitrophenol

Which CAS number identifies 4-Amino-3-nitrophenol?
4-Amino-3-nitrophenol is registered under CAS 610-81-1. You may also see it listed as Phenol, 4-amino-3-nitro-, 3-Nitro-4-aminophenol, 2-Nitro-4-hydroxyaniline. Our catalogue number for this item is ZX-031010.
What are the formula and molar mass of 4-Amino-3-nitrophenol?
For 4-Amino-3-nitrophenol, its formula is C6H6N2O3 and its molar mass is 154.12 g/mol. The systematic (IUPAC) name is 4-amino-3-nitrophenol. InChIKey IQXUIDYRTHQTET-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Amino-3-nitrophenol used in pharmaceutical QC?
4-Amino-3-nitrophenol is a characterised reference material linked to Benzoic acid. 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-Amino-3-nitrophenol?
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 4-Amino-3-nitrophenol?
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-Amino-3-nitrophenol to my country?
Yes. Because 4-Amino-3-nitrophenol 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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