Quinolin-2(1H)-one

Name: Quinolin-2(1H)-one
Brand: Vaqora Chemicals
SKU: VQ-035792

About Quinolin-2(1H)-one

Vaqora Chemicals supplies Quinolin-2(1H)-one, a metabolite or degradation product of Aripiprazole registered under CAS number 59-31-4. Its molecular formula is C9H7NO and its molecular weight is 145.16 g/mol. Systematically, it is named 1H-quinolin-2-one. Alternative names: 2-Hydroxyquinoline and 2(1H)-Quinolinone.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Analytical teams use this compound to identify metabolites and degradants of Aripiprazole, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Quinolin-2(1H)-one in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling
Fine chemical synthesis

Industries

Related to Aripiprazole

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

Aripiprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	Quinolin-2(1H)-one
Catalogue No.	VQ-035792
CAS Number	59-31-4
IUPAC name	1H-quinolin-2-one
Molecular formula	C₉H₇NO
Molecular weight	145.16 g/mol
Exact mass	145.0528
Grade	Reference Standard
HSN code	38229090
InChIKey	LISFMEBWQUVKPJ-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=CC(=O)N2
PubChem CID	6038

Physical properties
Physical form	Solid
LogP (XLogP3)	1.3
H-bond donors / acceptors	1 / 1
TPSA	29.1 Å²
Synonyms	2-Hydroxyquinoline, 2(1H)-Quinolinone, 2-Quinolone, o-Aminocinnamic acid lactam, alpha-Quinolone, 2-Quinolinone, 2(1H)-Quinolone, 2-Quinolinol, Quinolin-2-ol, Quinolinol, Quinolinone, quinolone

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 Quinolin-2(1H)-one?

The CAS Registry Number of Quinolin-2(1H)-one is 59-31-4. It is also known as 2-Hydroxyquinoline, 2(1H)-Quinolinone, 2-Quinolone.

What is the molecular formula and molecular weight of Quinolin-2(1H)-one?

Quinolin-2(1H)-one has the molecular formula C9H7NO and a molecular weight of 145.16 g/mol. Its IUPAC name is 1H-quinolin-2-one.

What is Quinolin-2(1H)-one used for?

Quinolin-2(1H)-one is supplied as a characterised reference material related to Aripiprazole. 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 Quinolin-2(1H)-one can I order?

We supply Quinolin-2(1H)-one 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 Quinolin-2(1H)-one?

Yes. Every lot of Quinolin-2(1H)-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 Quinolin-2(1H)-one be shipped internationally?

Yes. Quinolin-2(1H)-one 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.