1-Cyclopentyl-4-nitrosopiperazine

Name: 1-Cyclopentyl-4-nitrosopiperazine
Brand: Vaqora Chemicals
SKU: VQ-006784

About 1-Cyclopentyl-4-nitrosopiperazine

1-Cyclopentyl-4-nitrosopiperazine is a nitrosamine impurity standard carrying the CAS registry number 61379-66-6 at a purity of 99.44%. Its molecular formula is C9H17N3O and its molecular weight is 183.25 g/mol. Alternative names: Piperazine, 1-cyclopentyl-4-nitroso- (9CI) and 1-Cyclopentyl-4-nitroso-piperazine.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

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, method validation (AMV) and regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 1-Cyclopentyl-4-nitrosopiperazine in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product name	1-Cyclopentyl-4-nitrosopiperazine
Catalogue No.	VQ-006784
CAS Number	61379-66-6
IUPAC name	1-cyclopentyl-4-nitrosopiperazine
Molecular formula	C₉H₁₇N₃O
Molecular weight	183.25 g/mol
Exact mass	183.1372
Grade	Reference Standard
Purity / assay	99.44%
HSN code	38229090
InChIKey	JSRLIZBFYXZPLC-UHFFFAOYSA-N
SMILES	C1CCC(C1)N2CCN(CC2)N=O
PubChem CID	15895852

Physical properties
Physical form	Solid
LogP (XLogP3)	1.3
H-bond donors / acceptors	0 / 4
TPSA	35.9 Å²
Synonyms	Piperazine, 1-cyclopentyl-4-nitroso- (9CI), 1-Cyclopentyl-4-nitroso-piperazine, Piperazine, 1-cyclopentyl-4-nitroso-, N-Nitroso cyclopentylpiperazine, 1-cyclopentyl-4-nitroso-piperazine (CPNP), 1-Cyclopentyl-4-nitrosopiperazine (100 mg/L in methanol), 1-Cyclopentyl-4-nitrosopiperazine (100mg/L in methanol), 1-Cyclopentyl-4-nitrosopiperazine(Discontinued,See C4X-242723)

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H332Harmful if inhaled
H335May cause respiratory irritation
H350May cause cancer

Precautionary statements: P203, P260, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P318, P319, P321, P330, P362 + P364, P363, P403 + P233, P405

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 1-Cyclopentyl-4-nitrosopiperazine?

The CAS Registry Number of 1-Cyclopentyl-4-nitrosopiperazine is 61379-66-6. It is also known as Piperazine, 1-cyclopentyl-4-nitroso- (9CI), 1-Cyclopentyl-4-nitroso-piperazine, Piperazine, 1-cyclopentyl-4-nitroso-.

What is the molecular formula and molecular weight of 1-Cyclopentyl-4-nitrosopiperazine?

1-Cyclopentyl-4-nitrosopiperazine has the molecular formula C9H17N3O and a molecular weight of 183.25 g/mol. Its IUPAC name is 1-cyclopentyl-4-nitrosopiperazine.

Which grade and pack sizes of 1-Cyclopentyl-4-nitrosopiperazine can I order?

We supply 1-Cyclopentyl-4-nitrosopiperazine in Reference Standard (99.44%) grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Cyclopentyl-4-nitrosopiperazine?

Yes. Every lot of 1-Cyclopentyl-4-nitrosopiperazine 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 1-Cyclopentyl-4-nitrosopiperazine be shipped internationally?

Yes. 1-Cyclopentyl-4-nitrosopiperazine is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.