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1,2,3,4-Tetrahydroquinolin-2-one

BGC Id:	290899127927
CAS No:	553-03-7
Synonyms:	3,4-dihydro-2-quinolinone ; 3,4-dihydrocarbostyril ; 3,4-dihydro-2(1h)-quinolinone ; 3,4-dihydro-2(h)-quinoline ; 3,4-dihydro-2-quinolone ; 3,4-dihydro-2(1h)-quinolone ; hydrocarbostyril ; dihydro-α-quinolone ; 4-dihydro-2(1h)-quinolinone ; dihydrocarbostyril
Molecular Formula:	C9H9NO
Molecular Weight:	147.17
EINECS:

Verified providers in 2025

The following 3 notable providers have been checked and can be recommended.

Leap Chem

Molecular Formula: C9H9NO Molecular Weight: 147.17 Hazard Symbols: Xn,Xi UN Number: 2811 WGKGermany: 2 PackingGroup: III HS Code: 29337900

BIOZOL Diagnostica Vertrieb

BuGuCh & Partners

What other providers are available for CAS 553-03-7?

The last intensive check and update was carried out on 2025/05/30.

Identify

Synonyms:

3,4-dihydro-2-quinolinone ; 3,4-dihydrocarbostyril ; 3,4-dihydro-2(1h)-quinolinone ; 3,4-dihydro-2(h)-quinoline ; 3,4-dihydro-2-quinolone ; 3,4-dihydro-2(1h)-quinolone ; hydrocarbostyril ; dihydro-α-quinolone ; 4-dihydro-2(1h)-quinolinone ; dihydrocarbostyril

CAS:

553-03-7

EINECS:

Molecular Formula:

C9H9NO

MDL:

MFCD00016722

Properties

Molecular Weight:

147.17 g·mol−1

Melting point:

165-167 °C(lit.)

Physical Description:

off-white crystalline powder

Suppliers

Leap Chem Co., Ltd

Unternehmensart: Bulk and laboratory supplier

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

Land: P.R.China Telefon: +852-30606658

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BIOZOL Diagnostica Vertrieb GmbH

Unternehmensart: Supplier of chemical products

Land: Germany
Telefon: +49-871-966346-0
Fax: +49-871-966346-13

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. BIOZOL Diagnostica Vertrieb GmbH bietet auch Fmoc-Pro(4-piperidino)-OH an. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...

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BuGuCh & Partners

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

Unternehmensart: Producer

Land: Germany

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Safety Information

Hazard Symbols: Xn, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

6.1(b)

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

22-36/37/38-43 (R)

Safety Codes:

26-36/37 (S)

WGK Germany:

RID / ADR:

2811

What other providers are available for CAS 553-03-7?

In addition to the providers presented here for 1,2,3,4-Tetrahydroquinolin-2-one with the CAS number 553-03-7, there are other 41 providers with slightly different product names available for this CAS number.

3,4-Dihydro-2(1H)-quinolinone

2-Oxo-1,2,3,4-tetrahydroquinoline

+1 additional providers that we know from the past