5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one

Name: 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one
Brand: Vaqora Chemicals
SKU: VQ-050594

About 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one

Vaqora Chemicals supplies 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one, a process intermediate or related compound of Ribociclib registered under CAS number 467248-37-9. With the molecular formula C8H12N2O, it has a molar mass of 152.19 g/mol. The IUPAC name is 5-cyclopentyl-1,2-dihydropyrazol-3-one. It is also known as 5-Cyclopentyl-1H-pyrazol-3-ol.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is a process intermediate or related compound in the synthesis of Ribociclib, useful for route development, impurity fate-and-purge studies and analytical method development. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Ribociclib

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

Ribociclib impurities

Specifications & identifiers

Chemical identifiers
Product name	5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one
Catalogue No.	VQ-050594
CAS Number	467248-37-9
IUPAC name	5-cyclopentyl-1,2-dihydropyrazol-3-one
Molecular formula	C₈H₁₂N₂O
Molecular weight	152.19 g/mol
Exact mass	152.095
HSN code	2933
InChIKey	JLGLTWNOEJRGGG-UHFFFAOYSA-N
SMILES	C1CCC(C1)C2=CC(=O)NN2
PubChem CID	12065263

Physical properties
Physical form	Solid
LogP (XLogP3)	1.4
H-bond donors / acceptors	2 / 2
TPSA	41.1 Å²

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 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one?

The CAS Registry Number of 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one is 467248-37-9. It is also known as 5-Cyclopentyl-1H-pyrazol-3-ol.

What is the molecular formula and molecular weight of 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one?

5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one has the molecular formula C8H12N2O and a molecular weight of 152.19 g/mol. Its IUPAC name is 5-cyclopentyl-1,2-dihydropyrazol-3-one.

What is 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one used for?

5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one is supplied as a characterised reference material related to Ribociclib. 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 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one can I order?

We supply 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one, 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 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one?

Yes. Every lot of 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one 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 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one be shipped internationally?

Yes. We export 5-Cyclopentyl-1,2-dihydro-3H-pyrazol-3-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.