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ChemicalBook >> CAS DataBase List >>3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one

3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one

3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Structure
3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one structure
CAS No.
1809951-10-7
Chemical Name:
3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one
Synonyms
Erlotinib Impurity 88;erlotinib hydrochloride tablets;6,6',7,7'-tetrakis(2-methoxyethoxy)-4H-[3,4'-biquinazolin]-4-one;[3(4H),4'-Biquinazolin]-4-one, 6,6',7,7'-tetrakis(2-methoxyethoxy)-;6,6',7,7'-Tetrakis(2-methoxyethoxy)-4H-[3,4'-biquinazolin]-4-one (Erlotinib Impurity）;3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one
CBNumber:
CB74693591
Molecular Formula:
C28H34N4O9
Molecular Weight:
570.59
MDL Number:
MOL File:
1809951-10-7.mol
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3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Properties

Boiling point 723.9±70.0 °C(Predicted)
Density 1.29±0.1 g/cm3(Predicted)
pka 2.54±0.70(Predicted)

3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Chemical Properties,Uses,Production

Uses

6,6'',7,7''-Tetrakis(2-methoxyethoxy)-4H-[3,4''-biquinazolin]-4-one is an impurity of Erlotinib (E625000). Erlotinib is a selective epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitor. An antineoplastic.

3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Suppliers

Global( 16)Suppliers
Supplier Tel Email Country ProdList Advantage
China National Standard Pharmaceutical Corporation Limited 		+8615391658522 overseasales@yongstandards.com China 11922 58
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9906 50
Shanghai Changyan Chem & Tech Co., Ltd. 021-20242659 18930833303 Sales@changyanchem.cn China 5001 55
Hubei Xinyang Medical Technology Co., Ltd 15347293736 2853117764@qq.com China 10001 58
Guangzhou Juntang Technology Co., Ltd 020-36607679 13502246435 sales@dmstandards.com China 10945 58
QUALITY CONTROL SOLUTIONS LTD. +86-0755-66853366 +86-13670046396 export03@qcsrm.com China 24342 58
Huaihua Yuanyanda Biotechnology Co., Ltd 18711085600 1652923704@qq.com China 4628 58
Shenzhen Roark Pharma-Tec Co., Ltd. 13128912434 2880126944@qq.com China 3100 58
Scinova Biotech(Guangzhou) Co., Ltd. 13268215580 scinova_sales@163.com China 7025 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 731997554@qq.com China 10608 58
Supplier Advantage
China National Standard Pharmaceutical Corporation Limited 		58
Shanghai Kewel Chemical Co., Ltd. 50
Shanghai Changyan Chem & Tech Co., Ltd. 55
Hubei Xinyang Medical Technology Co., Ltd 58
Guangzhou Juntang Technology Co., Ltd 58
QUALITY CONTROL SOLUTIONS LTD. 58
Huaihua Yuanyanda Biotechnology Co., Ltd 58
Shenzhen Roark Pharma-Tec Co., Ltd. 58
Scinova Biotech(Guangzhou) Co., Ltd. 58
Shanghai Zerui Biotechnology Co., Ltd. 58

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3-(6,7-bis(2-methoxyethoxy)quinazolin-4-yl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one Erlotinib Impurity 88 6,6',7,7'-tetrakis(2-methoxyethoxy)-4H-[3,4'-biquinazolin]-4-one erlotinib hydrochloride tablets [3(4H),4'-Biquinazolin]-4-one, 6,6',7,7'-tetrakis(2-methoxyethoxy)- 6,6',7,7'-Tetrakis(2-methoxyethoxy)-4H-[3,4'-biquinazolin]-4-one (Erlotinib Impurity） 1809951-10-7