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Pharmacopeial Impurities (EP / USP / BP)

Atovaquone EP Impurity D

Reference StandardAvailable on request

Atovaquone EP Impurity D (CAS 129700-41-0) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Atovaquone EP Impurity D chemical structure
CAS number129700-41-0
FormulaC23H21ClO3
Molar mass380.9 g/mol
Physical formSolid
HS code38229090
InChIKeyLHZIOFDLSVYSFT-UHFFFAOYSA-N
IUPAC name2-[4-(4-chlorophenyl)cyclohexyl]-3-methoxynaphthalene-1,4-dione

About Atovaquone EP Impurity D

Analytical teams working on Atovaquone use Atovaquone EP Impurity D as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 129700-41-0, formula C23H21ClO3 and molar mass 380.9 g/mol. It is handled as a solid.

Typical applications

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

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Atovaquone

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

Atovaquone standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Atovaquone EP Impurity D
Product nameAtovaquone EP Impurity D
Catalogue numberZX-020722
CAS number129700-41-0
IUPAC name2-[4-(4-chlorophenyl)cyclohexyl]-3-methoxynaphthalene-1,4-dione
Molecular formulaC23H21ClO3
Molar mass380.9 g/mol
Exact mass380.1179
GradeReference Standard
Physical formSolid
XLogP36
H-bond donors / acceptors0 / 3
Topological polar surface area43.4 Ų
HS code38229090
InChIKeyLHZIOFDLSVYSFT-UHFFFAOYSA-N
SMILESCOC1=C(C(=O)C2=CC=CC=C2C1=O)C3CCC(CC3)C4=CC=C(C=C4)Cl
PubChem CID19373434
SynonymsO-Methyl Atovaquone, Atovaquone - Impurity D, 2-(trans-4-(4-Chlorophenyl)cyclohexyl)-3-methoxy-1,4-naphthalenedione, trans-2-(4-(4-Chlorophenyl)cyclohexyl)-3-methoxy-1,4-naphthoquinone, 1,4-Naphthalenedione, 2-(4-(4-chlorophenyl)cyclohexyl)-3-methoxy-, trans-, 2-((1r,4r)-4-(4-chlorophenyl)cyclohexyl)-3-methoxynaphthalene-1,4-dione, Rel-2-((1r,4r)-4-(4-chlorophenyl)cyclohexyl)-3-methoxynaphthalene-1,4-dione

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Atovaquone EP Impurity D
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 Atovaquone EP Impurity D

Which CAS number identifies Atovaquone EP Impurity D?
Atovaquone EP Impurity D is registered under CAS 129700-41-0. You may also see it listed as O-Methyl Atovaquone, Atovaquone - Impurity D, 2-(trans-4-(4-Chlorophenyl)cyclohexyl)-3-methoxy-1,4-naphthalenedione. Our catalogue number for this item is ZX-020722.
What are the formula and molar mass of Atovaquone EP Impurity D?
For Atovaquone EP Impurity D, its formula is C23H21ClO3 and its molar mass is 380.9 g/mol. The systematic (IUPAC) name is 2-[4-(4-chlorophenyl)cyclohexyl]-3-methoxynaphthalene-1,4-dione. InChIKey LHZIOFDLSVYSFT-UHFFFAOYSA-N lets you match it in any structure database.
How is Atovaquone EP Impurity D used in pharmaceutical QC?
Atovaquone EP Impurity D is a characterised reference material linked to Atovaquone. 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 Atovaquone EP Impurity D?
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 Atovaquone EP Impurity D?
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 Atovaquone EP Impurity D to my country?
Yes. Because Atovaquone EP Impurity D 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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