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Pharmacopeial Impurities (EP / USP / BP)

Lomustine EP Impurity B

Reference StandardAvailable on request

Order Lomustine EP Impurity B (CAS 13908-11-7) online at Zemixal: C9H17ClN2O, COA and SDS with every lot, worldwide shipping.

Pack sizes
Lomustine EP Impurity B chemical structure
CAS number13908-11-7
FormulaC9H17ClN2O
Molar mass204.7 g/mol
Physical formSolid
HS code38229090
InChIKeyBIOZXMXBLXQEBQ-UHFFFAOYSA-N
IUPAC name1-(2-chloroethyl)-3-cyclohexylurea

About Lomustine EP Impurity B

Zemixal lists Lomustine EP Impurity B for laboratories that identify, quantify or control Lomustine and its related substances. Key data (Reference Standard): CAS 13908-11-7, formula C9H17ClN2O and molar mass 204.7 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 (Danger: H228, H302+H312+H332, H302 and H312). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Lomustine

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

Lomustine 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 B
Product nameLomustine EP Impurity B
Catalogue numberZX-030333
CAS number13908-11-7
IUPAC name1-(2-chloroethyl)-3-cyclohexylurea
Molecular formulaC9H17ClN2O
Molar mass204.7 g/mol
Exact mass204.1029
GradeReference Standard
Physical formSolid
XLogP31.8
H-bond donors / acceptors2 / 1
Topological polar surface area41.1 Ų
HS code38229090
InChIKeyBIOZXMXBLXQEBQ-UHFFFAOYSA-N
SMILESC1CCC(CC1)NC(=O)NCCCl
PubChem CID255112
SynonymsLomustine Related Compound B, Lomustine - Impurity B, N-(2-Chloroethyl)-N'-cyclohexylurea, Urea, N-(2-chloroethyl)-N'-cyclohexyl-, Lomustine specified impurity B, 1-Cyclohexyl-3-(2-chloroethyl)urea, 1-(2-chloroethyl)-3-cyclohexyl urea, 1-(2-chloroethyl)-3-cyclohexyl-urea, [(2-chloroethyl)amino]-N-cyclohexylcarboxamide

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
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H228Flammable solid
  • H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled

Precautionary statements P210, P240, P241, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P321, P330, P332 + P317, P337 + P317, P362 + P364, P370 + P378, 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 B
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 B

Which CAS number identifies Lomustine EP Impurity B?
Lomustine EP Impurity B is registered under CAS 13908-11-7. You may also see it listed as Lomustine Related Compound B, Lomustine - Impurity B, N-(2-Chloroethyl)-N'-cyclohexylurea. Our catalogue number for this item is ZX-030333.
What are the formula and molar mass of Lomustine EP Impurity B?
For Lomustine EP Impurity B, its formula is C9H17ClN2O and its molar mass is 204.7 g/mol. The systematic (IUPAC) name is 1-(2-chloroethyl)-3-cyclohexylurea. InChIKey BIOZXMXBLXQEBQ-UHFFFAOYSA-N lets you match it in any structure database.
How is Lomustine EP Impurity B used in pharmaceutical QC?
Lomustine EP Impurity B is a characterised reference material linked to Lomustine. 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 B?
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 B?
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 B to my country?
Yes. Because Lomustine EP Impurity B 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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