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API Impurities

4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid

Reference StandardAvailable on request

4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid (CAS 15540-79-1) supplier Zemixal. Request a quote with price, lead time and documents.

Pack sizes
4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid chemical structure
CAS number15540-79-1
FormulaC8H7NO5
Molar mass197.14 g/mol
Physical formSolid
HS code38229090
InChIKeyBLBBHFYLFBKYNA-UHFFFAOYSA-N
IUPAC name4-amino-6-hydroxybenzene-1,3-dicarboxylic acid

About 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid

4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid belongs to the Mesalazine reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 15540-79-1, formula C8H7NO5 and molar mass 197.14 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, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. 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 Mesalazine

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

Mesalazine standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid
Product name4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid
Catalogue numberZX-027876
CAS number15540-79-1
IUPAC name4-amino-6-hydroxybenzene-1,3-dicarboxylic acid
Molecular formulaC8H7NO5
Molar mass197.14 g/mol
Exact mass197.0324
GradeReference Standard
Physical formSolid
XLogP31
H-bond donors / acceptors4 / 6
Topological polar surface area121 Ų
HS code38229090
InChIKeyBLBBHFYLFBKYNA-UHFFFAOYSA-N
SMILESC1=C(C(=CC(=C1C(=O)O)O)N)C(=O)O
PubChem CID459347
Synonyms4-Amino-6-hydroxyisophthalic acid, 4-amino-6-hydroxy-benzene-1,3-dicarboxylic acid, 4-Amino-6-hydroxy isophthalic acid, 4-amino-6-hydroxybenzene-1,3-dicarboxylicacid, 1,3-Benzenedicarboxylic acid, 4-amino-6-hydroxy-

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-Amino-6-hydroxy-1,3-benzenedicarboxylic 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-Amino-6-hydroxy-1,3-benzenedicarboxylic acid

Which CAS number identifies 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid?
4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid is registered under CAS 15540-79-1. You may also see it listed as 4-Amino-6-hydroxyisophthalic acid, 4-amino-6-hydroxy-benzene-1,3-dicarboxylic acid, 4-Amino-6-hydroxy isophthalic acid. Our catalogue number for this item is ZX-027876.
What are the formula and molar mass of 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid?
For 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid, its formula is C8H7NO5 and its molar mass is 197.14 g/mol. The systematic (IUPAC) name is 4-amino-6-hydroxybenzene-1,3-dicarboxylic acid. InChIKey BLBBHFYLFBKYNA-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid used in pharmaceutical QC?
4-Amino-6-hydroxy-1,3-benzenedicarboxylic acid is a characterised reference material linked to Mesalazine. 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-6-hydroxy-1,3-benzenedicarboxylic 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-Amino-6-hydroxy-1,3-benzenedicarboxylic 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-Amino-6-hydroxy-1,3-benzenedicarboxylic acid to my country?
Yes. Because 4-Amino-6-hydroxy-1,3-benzenedicarboxylic 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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