1-Hydroxy-3,4-dihydroquinolin-2(1H)-one

Name: 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one
Brand: Vaqora Chemicals
SKU: VQ-035132

About 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one

1-Hydroxy-3,4-dihydroquinolin-2(1H)-one (CAS 771-19-7) is a metabolite or degradation product of Aripiprazole offered by Vaqora Chemicals. Its molecular formula is C9H9NO2 and its molecular weight is 163.17 g/mol. Systematically, it is named 1-hydroxy-3,4-dihydroquinolin-2-one. Common synonyms include Carbostyril, 3,4-dihydro-1-hydroxy- and 3,4-Dihydro-1-hydroxycarbostyril.

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. Good laboratory practice and suitable PPE are recommended during handling.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Aripiprazole, as well as in QC testing and ANDA/DMF documentation. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Aripiprazole

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

Aripiprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	1-Hydroxy-3,4-dihydroquinolin-2(1H)-one
Catalogue No.	VQ-035132
CAS Number	771-19-7
IUPAC name	1-hydroxy-3,4-dihydroquinolin-2-one
Molecular formula	C₉H₉NO₂
Molecular weight	163.17 g/mol
Exact mass	163.0633
Grade	Reference Standard
HSN code	38229090
InChIKey	FDMZUPRSHHGCFL-UHFFFAOYSA-N
SMILES	C1CC(=O)N(C2=CC=CC=C21)O
PubChem CID	164731

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 2
TPSA	40.5 Å²
Synonyms	Carbostyril, 3,4-dihydro-1-hydroxy-, 3,4-Dihydro-1-hydroxycarbostyril, 1-hydroxy-1,2,3,4-tetrahydroquinolin-2-one, 1-hydroxy-1,3,4-trihydroquinolin-2-one, 1-hydroxy-3,4-dihydro-2(1H)-quinolinone, 1-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline

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-Hydroxy-3,4-dihydroquinolin-2(1H)-one?

The CAS Registry Number of 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one is 771-19-7. It is also known as Carbostyril, 3,4-dihydro-1-hydroxy-, 3,4-Dihydro-1-hydroxycarbostyril, 1-hydroxy-1,2,3,4-tetrahydroquinolin-2-one.

What is the molecular formula and molecular weight of 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one?

1-Hydroxy-3,4-dihydroquinolin-2(1H)-one has the molecular formula C9H9NO2 and a molecular weight of 163.17 g/mol. Its IUPAC name is 1-hydroxy-3,4-dihydroquinolin-2-one.

What is 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one used for?

1-Hydroxy-3,4-dihydroquinolin-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 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one can I order?

We supply 1-Hydroxy-3,4-dihydroquinolin-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 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one?

Yes. Every lot of 1-Hydroxy-3,4-dihydroquinolin-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 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one be shipped internationally?

Yes. We export 1-Hydroxy-3,4-dihydroquinolin-2(1H)-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.