5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% 30389-33-4

Name: 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%
Brand: Vaqora Chemicals
SKU: VQ-012494

About 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%

Listed under CAS 30389-33-4, 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one is a saturated N-heterocycle available from Vaqora Chemicals at a purity of 97%. The compound has the formula C9H9NO2, corresponding to a molecular weight of 163.17 g/mol. The IUPAC name is 5-hydroxy-3,4-dihydro-1H-quinolin-2-one. Common synonyms include 3,4-Dihydro-5-hydroxy-1H-quinolin-2-one and 5-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline.

It is supplied as white to almost white powder or crystals. Key physical data: a melting point of 239-243 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 6 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%
Catalogue No.	VQ-012494
CAS Number	30389-33-4
IUPAC name	5-hydroxy-3,4-dihydro-1H-quinolin-2-one
Molecular formula	C₉H₉NO₂
Molecular weight	163.17 g/mol
Exact mass	163.0633
Purity / assay	97%
HSN code	29420090
InChIKey	UTTJAIFHRUAFED-UHFFFAOYSA-N
SMILES	C1CC(=O)NC2=C1C(=CC=C2)O
PubChem CID	169153

Physical properties
Physical form	Crystalline
Appearance	White to almost white powder or crystals
Melting point	239-243 °C
LogP (XLogP3)	0.7
H-bond donors / acceptors	2 / 2
TPSA	49.3 Å²
Synonyms	3,4-Dihydro-5-hydroxy-1H-quinolin-2-one, 5-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline, 5-hydroxy-3,4-dihydroquinolin-2(1H)-one, 2(1H)-Quinolinone, 3,4-dihydro-5-hydroxy-, 3,4-Dihydro-5-hydroxy-2(1H)-quinolinone, 3,4-dihydro-5-hydroxycarbostyril, 5-Hydroxy-3,4-dihydro-2(1H)-quinolinone, 5-hydroxy-3,4-dihydrocarbostyril, 3,4-dihydro-5-hydroxyquinolin-2(1H)-one, 5-hydroxy-1,2,3,4-tetrahydroquinolin-2-one, 5-hydroxy-1,2,3,4-tetrahydro-2-quinolinone, hydroxy-3,4-dihydro-2-quinoline

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + 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 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%?

The CAS Registry Number of 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% is 30389-33-4. It is also known as 3,4-Dihydro-5-hydroxy-1H-quinolin-2-one, 5-Hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline, 5-hydroxy-3,4-dihydroquinolin-2(1H)-one.

What is the molecular formula and molecular weight of 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%?

5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% has the molecular formula C9H9NO2 and a molecular weight of 163.17 g/mol. Its IUPAC name is 5-hydroxy-3,4-dihydro-1H-quinolin-2-one.

Which grade and pack sizes of 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% can I order?

We supply 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% in (97%) grade, in 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97%?

Yes. Every lot of 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% 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-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% be shipped internationally?

Yes. 5-Hydroxy-3,4-dihydroquinolin-2(1H)-one, 97% 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.