3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea 54749-91-6

Name: 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea
Brand: Vaqora Chemicals
SKU: VQ-038107

About 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea

3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea (CAS 54749-91-6) is a nitrosamine impurity of Lomustine offered by Vaqora Chemicals. With the molecular formula C9H16ClN3O2, it has a molar mass of 233.69 g/mol. It is also known as ICIG 1776 or 1-(2-Chloroethyl)-3-cyclohexyl-3-nitrosourea.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is used as a reference standard for trace-level detection and quantitation of nitrosamine impurities by LC-MS/MS or GC-MS, supporting nitrosamine risk assessments for Lomustine, method validation (AMV) and regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Nitrosamine risk assessment
Trace LC-MS/MS quantitation
Method validation (AMV)
Regulatory submissions

Industries

Related to Lomustine

View every impurity, metabolite and intermediate we list for Lomustine.

Lomustine impurities

Specifications & identifiers

Chemical identifiers
Product name	3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea
Catalogue No.	VQ-038107
CAS Number	54749-91-6
IUPAC name	3-(2-chloroethyl)-1-cyclohexyl-1-nitrosourea
Molecular formula	C₉H₁₆ClN₃O₂
Molecular weight	233.69 g/mol
Exact mass	233.0931
Grade	Reference Standard
HSN code	38229090
InChIKey	IGMMTYZWNUSEEU-UHFFFAOYSA-N
SMILES	C1CCC(CC1)N(C(=O)NCCCl)N=O
PubChem CID	3041706

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	1 / 3
TPSA	61.8 Å²
Synonyms	Urea, 1-(2-chloroethyl)-3-cyclohexyl-3-nitroso-, ICIG 1776, 1-(2-Chloroethyl)-3-cyclohexyl-3-nitrosourea, (Chloro-2 ethyl)-1 cyclohexyl-3 nitroso-3 uree, N-Denitroso-N'-nitroso Lomustine, chloroethyl-cyclohexyl-nitrosourea, 3-Nitroso-1-(2-chloro-ethyl)-3-cyclohexyl-urea

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea?

The CAS Registry Number of 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea is 54749-91-6. It is also known as Urea, 1-(2-chloroethyl)-3-cyclohexyl-3-nitroso-, ICIG 1776, 1-(2-Chloroethyl)-3-cyclohexyl-3-nitrosourea.

What is the molecular formula and molecular weight of 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea?

3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea has the molecular formula C9H16ClN3O2 and a molecular weight of 233.69 g/mol. Its IUPAC name is 3-(2-chloroethyl)-1-cyclohexyl-1-nitrosourea.

What is 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea used for?

3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea is supplied as a characterised reference material related to Lomustine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea can I order?

We supply 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea?

Yes. Every lot of 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea be shipped internationally?

Yes. We export 3-(2-Chloroethyl)-1-cyclohexyl-1-nitrosourea worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.