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Identify Suppliers 2026 Properties Safty

6,7-Dimethoxyquinazoline-2,4-dione

BGC Id:	700275967980
CAS No:	28888-44-0
Synonyms:	6,7-dime ; quinazolindione ; labotest-bb lt00453115 ; doxazosin ep impurity d ; doxazosin related compound b ; 6,7-dimethoxyquinazoline-2,4-d ; 6,7-dimethoxyquinazoline-2,5-diol ; 6,7-dimethoxy-2,4-quinazolinedione ; 6,7-dimethoxyquinazoline-2,4-dione ; 6,7-dimethoxy-quinazoline-2,4-diol
Molecular Formula:	C10H10N2O4
Molecular Weight:	222.2
EINECS:	249-288-1

2026 - The most valued supplier

The following 7 notable providers have been checked and can be recommended.

Xiamen Equation Chemical

Leap Chem

Molecular Formula: C10H10N2O4 Molecular Weight: 222.2 Hazard Symbols: Xi WGKGermany: 3 HS Code: 29339990

BuGuCh & Partners

What other providers are available for CAS 28888-44-0?

The last intensive check and update was carried out on 2026/04/29.

Identify

Synonyms:

6,7-dime ; quinazolindione ; labotest-bb lt00453115 ; doxazosin ep impurity d ; doxazosin related compound b ; 6,7-dimethoxyquinazoline-2,4-d ; 6,7-dimethoxyquinazoline-2,5-diol ; 6,7-dimethoxy-2,4-quinazolinedione ; 6,7-dimethoxyquinazoline-2,4-dione ; 6,7-dimethoxy-quinazoline-2,4-diol

CAS:

28888-44-0

EINECS:

249-288-1

Molecular Formula:

C10H10N2O4

MDL:

Properties

Molecular Weight:

222.2 g·mol−1

Melting point:

323 °C

Suppliers

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. H&Z Industry Co.,Ltd also offers 5-bromo-4-ethylpyrimidine. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.

Country: P.R.China Phone: +86 13583185792 Telefax: +86 531 88905468

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Zehao Industry Co., Ltd.

Country: P.R.China
Phone: +86-531-88909322
Telefax: +86-531-88909322

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Glycolide is also served by Zehao Industry Co., Ltd.. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...

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JieJie Group Co., Ltd.

Shanghai JieJie Chemical Co., Ltd is a pharmaceutical and chemical enterprise for the research and production, it built in 2009. Our core business is custom synthesis and contract manufacturing for advanced and bulk APIs, Pharmaceutical intermediates, water soluble polymer and special chemicals, from gram to multitons scale. "Meeting the demand of customers" is our motto. We are confident to be your preferred outsourcing partner.Our aim is to be one of the reliable enterprise ...

Country: P.R.China
Phone: +86 21-51698675
Telefax: +86 21-61294690

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Capot Chemical Co., Ltd.

Company type: Leading producer

Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are seller of Ethyl 3-bromoimidazo[1,2-a]pyridine-5-carboxylate. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...

Country: P.R.China Phone: +86-571-85586718 Telefax: +86-571-85864795

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Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer

Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers.

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Leap Chem Co., Ltd

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. We provide 4-Methylisoquinoline as well. Our client list includes many major pharmac ...

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

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BuGuCh & Partners

Company type: Producer

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 ...

Country: Germany

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-37/39 (S)

WGK Germany:

Storage temperature:

2-8°C

What other providers are available for CAS 28888-44-0?

In addition to the providers presented here for 6,7-Dimethoxyquinazoline-2,4-dione with the CAS number 28888-44-0, there are other 32 providers with slightly different product names available for this CAS number.

Doxazosin EP Impurity D

+1 additional providers that we know from the past

6,7-Dimethoxy-2,4-quinazolinedione

Xiamen Hisunny Chemical Co., Ltd. | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | Zehao Industry Co., Ltd. +4 additional providers that we know from the past

2,4-Dihydroxy-6,7-dimethoxyquinazoline

BIOZOL Diagnostica Vertrieb GmbH +9 additional providers that we know from the past

6,7-Dimethoxy-(1H,3H)-2,4-quinazolindione

Dayang Chem (Hangzhou) Co.,Ltd. +4 additional providers that we know from the past

6,7-Dimethoxy-2,4(1H,3H)-quinazolinedione

Xingrui Industry Co., Limited | AK Scientific, Inc. | BuGuCh & Partners +3 additional providers that we know from the past

1,2,3,4-Tetrahydro-6,6-dimethoxyquinazoline-2,4-dione

+1 additional providers that we know from the past

6,7-Dimethoxy-1,2,3,4-tetrahydroquinazoline-2,4-dione

+1 additional providers that we know from the past