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Pharmacopeial Impurities (EP / USP / BP)

Lomustine EP Impurity A

Reference StandardAvailable on request

Order Lomustine EP Impurity A (CAS 2214-72-4) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-021058.

Pack sizes
Lomustine EP Impurity A chemical structure
CAS number2214-72-4
FormulaC5H10Cl2N2O
Molar mass185.05 g/mol
Physical formSolid
HS code38229090
InChIKeyVBWBRZHAGLZNST-UHFFFAOYSA-N
IUPAC name1,3-bis(2-chloroethyl)urea

About Lomustine EP Impurity A

Analytical teams working on Carmustine use Lomustine EP Impurity A as a qualified comparison standard. Key data (Reference Standard): CAS 2214-72-4, formula C5H10Cl2N2O and molar mass 185.05 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

Hazard communication follows GHS (Danger: H228, H301, H341 and H351). 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. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Carmustine

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

Carmustine 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 Lomustine EP Impurity A
Product nameLomustine EP Impurity A
Catalogue numberZX-021058
CAS number2214-72-4
IUPAC name1,3-bis(2-chloroethyl)urea
Molecular formulaC5H10Cl2N2O
Molar mass185.05 g/mol
Exact mass184.017
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors2 / 1
Topological polar surface area41.1 Ų
HS code38229090
InChIKeyVBWBRZHAGLZNST-UHFFFAOYSA-N
SMILESC(CCl)NC(=O)NCCCl
PubChem CID95791
SynonymsCarmustine - Impurity A, Carmustine EP Impurity A, Carmustine EP Impurity A (Free Base), Urea, N,N'-bis(2-chloroethyl)-, Urea, 1,3-bis(2-chloroethyl)-, Urea, 1,3-bis(2-chloroethyl)-(8CI), N,N'-bis-(2-Chloroethyl)urea, N,N'-Bis(2-chloroethyl)urea, Carmustine impurity A, Urea,3-bis(2-chloroethyl)-, Urea,N'-bis(2-chloroethyl)-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS06 Acute toxicity
Acute toxicity
GHS08 Health hazard
Health hazard

Signal word Danger

  • H228Flammable solid
  • H301Toxic if swallowed
  • H341Suspected of causing genetic defects
  • H351Suspected of causing cancer
  • H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P210, P240, P241, P264, P270, P280, P301 + P316, P318, P321, P330, P370 + P378, 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 Lomustine EP Impurity A
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 Lomustine EP Impurity A

Which CAS number identifies Lomustine EP Impurity A?
Lomustine EP Impurity A is registered under CAS 2214-72-4. You may also see it listed as Carmustine - Impurity A, Carmustine EP Impurity A, Carmustine EP Impurity A (Free Base). Our catalogue number for this item is ZX-021058.
What are the formula and molar mass of Lomustine EP Impurity A?
For Lomustine EP Impurity A, its formula is C5H10Cl2N2O and its molar mass is 185.05 g/mol. The systematic (IUPAC) name is 1,3-bis(2-chloroethyl)urea. InChIKey VBWBRZHAGLZNST-UHFFFAOYSA-N lets you match it in any structure database.
How is Lomustine EP Impurity A used in pharmaceutical QC?
Lomustine EP Impurity A is a characterised reference material linked to Carmustine. 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 Lomustine EP Impurity A?
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 Lomustine EP Impurity A?
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 Lomustine EP Impurity A to my country?
Yes. Because Lomustine EP Impurity A 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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