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Pharmacopeial Impurities (EP / USP / BP)

Nitrazepam EP Impurity D

Reference StandardAvailable on request

Order Nitrazepam EP Impurity D (CAS 33311-76-1) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-036835.

Pack sizes
Nitrazepam EP Impurity D chemical structure
CAS number33311-76-1
FormulaC23H15N3O6
Molar mass429.4 g/mol
Physical formSolid
HS code38229090
InChIKeyLOSQQICCFSLPSF-UHFFFAOYSA-N
IUPAC nameN-(2-benzoyl-4-nitrophenyl)-2-(1,3-dioxoisoindol-2-yl)acetamide

About Nitrazepam EP Impurity D

Nitrazepam EP Impurity D is supplied by Zemixal as a characterised reference material for Nitrazepam analysis. For your records (Reference Standard), the material is defined by CAS 33311-76-1, formula C23H15N3O6 and molar mass 429.4 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Nitrazepam

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

Nitrazepam 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 Nitrazepam EP Impurity D
Product nameNitrazepam EP Impurity D
Catalogue numberZX-036835
CAS number33311-76-1
IUPAC nameN-(2-benzoyl-4-nitrophenyl)-2-(1,3-dioxoisoindol-2-yl)acetamide
Molecular formulaC23H15N3O6
Molar mass429.4 g/mol
Exact mass429.0961
GradeReference Standard
Physical formSolid
XLogP33.5
H-bond donors / acceptors1 / 6
Topological polar surface area129 Ų
HS code38229090
InChIKeyLOSQQICCFSLPSF-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)C(=O)C2=C(C=CC(=C2)[N+](=O)[O-])NC(=O)CN3C(=O)C4=CC=CC=C4C3=O
PubChem CID118433
SynonymsNitrazepam -Impurity D, N-(2-Benzoyl-4-nitrophenyl)-1,3-dihydro-1,3-dioxo-2H-isoindole-2-acetamide, N-(2-benzoyl-4-nitrophenyl)-2-(1,3-dioxoisoindolin-2-yl)acetamide, N-(2-Benzoyl-4-nitrophenyl)-2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)acetamide, 2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-N-[4-nitro-2-(phenylcarbonyl)-phenyl]acetamide

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 Nitrazepam 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 Nitrazepam EP Impurity D

Which CAS number identifies Nitrazepam EP Impurity D?
Nitrazepam EP Impurity D is registered under CAS 33311-76-1. You may also see it listed as Nitrazepam -Impurity D, N-(2-Benzoyl-4-nitrophenyl)-1,3-dihydro-1,3-dioxo-2H-isoindole-2-acetamide, N-(2-benzoyl-4-nitrophenyl)-2-(1,3-dioxoisoindolin-2-yl)acetamide. Our catalogue number for this item is ZX-036835.
What are the formula and molar mass of Nitrazepam EP Impurity D?
For Nitrazepam EP Impurity D, its formula is C23H15N3O6 and its molar mass is 429.4 g/mol. The systematic (IUPAC) name is N-(2-benzoyl-4-nitrophenyl)-2-(1,3-dioxoisoindol-2-yl)acetamide. InChIKey LOSQQICCFSLPSF-UHFFFAOYSA-N lets you match it in any structure database.
How is Nitrazepam EP Impurity D used in pharmaceutical QC?
Nitrazepam EP Impurity D is a characterised reference material linked to Nitrazepam. 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 Nitrazepam 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 Nitrazepam 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 Nitrazepam EP Impurity D to my country?
Yes. Because Nitrazepam 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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