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Pharmacopeial Impurities (EP / USP / BP)

Acyclovir EP Impurity H

Reference StandardAvailable on request

Buy Acyclovir EP Impurity H (CAS 133186-23-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-019791.

Pack sizes
Acyclovir EP Impurity H chemical structure
CAS number133186-23-9
FormulaC17H17N5O5
Molar mass371.3 g/mol
Physical formSolid
HS code38229090
InChIKeyDSOFZBWWLLRALZ-UHFFFAOYSA-N
IUPAC name2-[(2-acetamido-6-oxo-1H-purin-9-yl)methoxy]ethyl benzoate

About Acyclovir EP Impurity H

Analytical teams working on Acyclovir use Acyclovir EP Impurity H as a qualified comparison standard. Key data (Reference Standard): CAS 133186-23-9, formula C17H17N5O5 and molar mass 371.3 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

Safe handling

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

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 Acyclovir

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

Acyclovir 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 Acyclovir EP Impurity H
Product nameAcyclovir EP Impurity H
Catalogue numberZX-019791
CAS number133186-23-9
IUPAC name2-[(2-acetamido-6-oxo-1H-purin-9-yl)methoxy]ethyl benzoate
Molecular formulaC17H17N5O5
Molar mass371.3 g/mol
Exact mass371.123
GradeReference Standard
Physical formSolid
XLogP30.5
H-bond donors / acceptors2 / 7
Topological polar surface area124 Ų
HS code38229090
InChIKeyDSOFZBWWLLRALZ-UHFFFAOYSA-N
SMILESCC(=O)NC1=NC2=C(C(=O)N1)N=CN2COCCOC(=O)C3=CC=CC=C3
PubChem CID137219803
SynonymsAciclovir EP Impurity H, Acyclovir Impurity H, N2-Acetyl Acyclovir Benzoate, 2-[[2-(Acetylamino)-6-oxo-1,6-dihydro-9H-purin-9-yl]methoxy]ethyl Benzoate, 2-((2-acetamido-6-oxo-1H-purin-9(6H)-yl)methoxy)ethyl benzoate, Aciclovir Impurity 21, 2-((2-Acetamido-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethyl benzoate

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

Precautionary statements P264, P270, P301 + P317, P330, 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 Acyclovir 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 Acyclovir EP Impurity H

Which CAS number identifies Acyclovir EP Impurity H?
Acyclovir EP Impurity H is registered under CAS 133186-23-9. You may also see it listed as Aciclovir EP Impurity H, Acyclovir Impurity H, N2-Acetyl Acyclovir Benzoate. Our catalogue number for this item is ZX-019791.
What are the formula and molar mass of Acyclovir EP Impurity H?
For Acyclovir EP Impurity H, its formula is C17H17N5O5 and its molar mass is 371.3 g/mol. The systematic (IUPAC) name is 2-[(2-acetamido-6-oxo-1H-purin-9-yl)methoxy]ethyl benzoate. InChIKey DSOFZBWWLLRALZ-UHFFFAOYSA-N lets you match it in any structure database.
How is Acyclovir EP Impurity H used in pharmaceutical QC?
Acyclovir EP Impurity H is a characterised reference material linked to Acyclovir. 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 Acyclovir 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 Acyclovir 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 Acyclovir EP Impurity H to my country?
Yes. Because Acyclovir 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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