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Pharmacopeial Impurities (EP / USP / BP)

Paracetamol EP Impurity H

Reference StandardAvailable on request

Paracetamol EP Impurity H (CAS 2623-33-8) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Paracetamol EP Impurity H chemical structure
CAS number2623-33-8
FormulaC10H11NO3
Molar mass193.2 g/mol
Physical formSolid
HS code38229090
InChIKeyUJAOSPFULOFZRR-UHFFFAOYSA-N
IUPAC name(4-acetamidophenyl) acetate

About Paracetamol EP Impurity H

Zemixal lists Paracetamol EP Impurity H for laboratories that identify, quantify or control Paracetamol and its related substances. For your records (Reference Standard), the material is defined by CAS 2623-33-8, formula C10H11NO3 and molar mass 193.2 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H315 and H319. Read the SDS before first use.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Paracetamol

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

Paracetamol standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Paracetamol EP Impurity H
Product nameParacetamol EP Impurity H
Catalogue numberZX-022484
CAS number2623-33-8
IUPAC name(4-acetamidophenyl) acetate
Molecular formulaC10H11NO3
Molar mass193.2 g/mol
Exact mass193.0739
GradeReference Standard
Physical formSolid
XLogP30.8
H-bond donors / acceptors1 / 3
Topological polar surface area55.4 Ų
HS code38229090
InChIKeyUJAOSPFULOFZRR-UHFFFAOYSA-N
SMILESCC(=O)NC1=CC=C(C=C1)OC(=O)C
PubChem CID17499
SynonymsAcetaminophen EP Impurity H, Paracetamol - Impurity H, Diacetamate, 4-Acetamidophenyl acetate, N,o-diacetyl-4-aminopheno, N,O-diacetyl-p-aminophenol, N,O-diacetyl-para-aminophenol, 4'-Acetoxyacetanilide, Acetaminophen acetate, N,O-Diacetyl-4-aminophenol, 4-Acetoxyacetanilide, Acetamide, N-[4-(acetyloxy)phenyl]-

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

Precautionary statements P264, P264 + P265, P270, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P332 + P317, P337 + 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 Paracetamol EP Impurity H
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 Paracetamol EP Impurity H

Which CAS number identifies Paracetamol EP Impurity H?
Paracetamol EP Impurity H is registered under CAS 2623-33-8. You may also see it listed as Acetaminophen EP Impurity H, Paracetamol - Impurity H, Diacetamate. Our catalogue number for this item is ZX-022484.
What are the formula and molar mass of Paracetamol EP Impurity H?
For Paracetamol EP Impurity H, its formula is C10H11NO3 and its molar mass is 193.2 g/mol. The systematic (IUPAC) name is (4-acetamidophenyl) acetate. InChIKey UJAOSPFULOFZRR-UHFFFAOYSA-N lets you match it in any structure database.
How is Paracetamol EP Impurity H used in pharmaceutical QC?
Paracetamol EP Impurity H is a characterised reference material linked to Paracetamol. 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 Paracetamol EP Impurity H?
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 Paracetamol EP Impurity H?
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 Paracetamol EP Impurity H to my country?
Yes. Because Paracetamol EP Impurity H 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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