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API Impurities

4-Ethylamino-3-nitrobenzoic acid

Reference StandardAvailable on request

4-Ethylamino-3-nitrobenzoic acid (CAS 2788-74-1) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
4-Ethylamino-3-nitrobenzoic acid chemical structure
CAS number2788-74-1
FormulaC9H10N2O4
Molar mass210.19 g/mol
Physical formSolid
HS code38229090
InChIKeyXPLTXYDVYDWSSO-UHFFFAOYSA-N
IUPAC name4-(ethylamino)-3-nitrobenzoic acid

About 4-Ethylamino-3-nitrobenzoic acid

4-Ethylamino-3-nitrobenzoic acid is supplied by Zemixal as a characterised reference material for Bendamustine analysis. Identity at a glance (Reference Standard): CAS 2788-74-1, formula C9H10N2O4 and molar mass 210.19 g/mol. It is handled as a solid.

Where it is used

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

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H317 and H412). 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. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Bendamustine

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

Bendamustine standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 4-Ethylamino-3-nitrobenzoic acid
Product name4-Ethylamino-3-nitrobenzoic acid
Catalogue numberZX-035383
CAS number2788-74-1
IUPAC name4-(ethylamino)-3-nitrobenzoic acid
Molecular formulaC9H10N2O4
Molar mass210.19 g/mol
Exact mass210.0641
GradeReference Standard
Physical formSolid
XLogP32.3
H-bond donors / acceptors2 / 5
Topological polar surface area95.2 Ų
HS code38229090
InChIKeyXPLTXYDVYDWSSO-UHFFFAOYSA-N
SMILESCCNC1=C(C=C(C=C1)C(=O)O)[N+](=O)[O-]
PubChem CID3729086
SynonymsN-Ethyl-3-nitro PABA, Benzoic acid, 4-(ethylamino)-3-nitro-, N-Ethyl-3-nitro para amino benzoic acid, N-Ethyl-3-nitro PABA [INCI]

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
  • H317May cause an allergic skin reaction
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P264, P270, P272, P273, P280, P301 + P317, P302 + P352, P321, P330, P333 + P317, P362 + P364, 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-Ethylamino-3-nitrobenzoic 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 4-Ethylamino-3-nitrobenzoic acid

Which CAS number identifies 4-Ethylamino-3-nitrobenzoic acid?
4-Ethylamino-3-nitrobenzoic acid is registered under CAS 2788-74-1. You may also see it listed as N-Ethyl-3-nitro PABA, Benzoic acid, 4-(ethylamino)-3-nitro-, N-Ethyl-3-nitro para amino benzoic acid. Our catalogue number for this item is ZX-035383.
What are the formula and molar mass of 4-Ethylamino-3-nitrobenzoic acid?
For 4-Ethylamino-3-nitrobenzoic acid, its formula is C9H10N2O4 and its molar mass is 210.19 g/mol. The systematic (IUPAC) name is 4-(ethylamino)-3-nitrobenzoic acid. InChIKey XPLTXYDVYDWSSO-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Ethylamino-3-nitrobenzoic acid used in pharmaceutical QC?
4-Ethylamino-3-nitrobenzoic acid is a characterised reference material linked to Bendamustine. 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-Ethylamino-3-nitrobenzoic 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 4-Ethylamino-3-nitrobenzoic 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 4-Ethylamino-3-nitrobenzoic acid to my country?
Yes. Because 4-Ethylamino-3-nitrobenzoic 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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