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Metabolites & Degradation Products

Terephthalic acid Impurity 1

Reference StandardAvailable on request

Terephthalic acid Impurity 1 (CAS 1137-99-1) supplier Zemixal: C10H10O5, COA and SDS with every lot, worldwide shipping.

Pack sizes
Terephthalic acid Impurity 1 chemical structure
CAS number1137-99-1
FormulaC10H10O5
Molar mass210.18 g/mol
Physical formSolid
HS code38229090
InChIKeyBCBHDSLDGBIFIX-UHFFFAOYSA-N
IUPAC name4-(2-hydroxyethoxycarbonyl)benzoic acid

About Terephthalic acid Impurity 1

Analytical teams working on Terephthalic acid use Terephthalic acid Impurity 1 as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 1137-99-1, formula C10H10O5 and molar mass 210.18 g/mol. It is handled as a solid.

Typical applications

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Handling and storage

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). 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. Every shipment includes 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 Terephthalic acid

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

Terephthalic acid standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Terephthalic acid Impurity 1
Product nameTerephthalic acid Impurity 1
Catalogue numberZX-042568
CAS number1137-99-1
IUPAC name4-(2-hydroxyethoxycarbonyl)benzoic acid
Molecular formulaC10H10O5
Molar mass210.18 g/mol
Exact mass210.0528
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors2 / 5
Topological polar surface area83.8 Ų
HS code38229090
InChIKeyBCBHDSLDGBIFIX-UHFFFAOYSA-N
SMILESC1=CC(=CC=C1C(=O)O)C(=O)OCCO
PubChem CID174073
Synonyms4-((2-Hydroxyethoxy)carbonyl)benzoic acid, 2-Hydroxyethyl terephthalate, beta-hydroxyethyl terephthalate, Mono(ethylene glycol) terephthalate, 2-Hydroxyethyl hydrogen terephthalate, 4-(2-hydroxyethyloxycarbonyl)benzoic acid, 1,4-Benzenedicarboxylic acid, 1-(2-hydroxyethyl) ester, 1-(2-Hydroxyethyl) Ester, 1,4-Benzenedicarboxylic Acid, mono(ethylene terephthalate), monohydroxyethyl terephthalate, 4-((2-Hydroxyethoxy)carbonyl)benzoicacid

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 Terephthalic acid Impurity 1
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 Terephthalic acid Impurity 1

Which CAS number identifies Terephthalic acid Impurity 1?
Terephthalic acid Impurity 1 is registered under CAS 1137-99-1. You may also see it listed as 4-((2-Hydroxyethoxy)carbonyl)benzoic acid, 2-Hydroxyethyl terephthalate, beta-hydroxyethyl terephthalate. Our catalogue number for this item is ZX-042568.
What are the formula and molar mass of Terephthalic acid Impurity 1?
For Terephthalic acid Impurity 1, its formula is C10H10O5 and its molar mass is 210.18 g/mol. The systematic (IUPAC) name is 4-(2-hydroxyethoxycarbonyl)benzoic acid. InChIKey BCBHDSLDGBIFIX-UHFFFAOYSA-N lets you match it in any structure database.
How is Terephthalic acid Impurity 1 used in pharmaceutical QC?
Terephthalic acid Impurity 1 is a characterised reference material linked to Terephthalic 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 Terephthalic acid Impurity 1?
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 Terephthalic acid Impurity 1?
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 Terephthalic acid Impurity 1 to my country?
Yes. Because Terephthalic acid Impurity 1 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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