ChemicalBook--->CAS DataBase List--->194851-16-6

194851-16-6

194851-16-6 Structure

194851-16-6 Structure
IdentificationBack Directory
[Name]

7-BROMO-1H-QUINAZOLIN-4-ONE
[CAS]

194851-16-6
[Synonyms]

7-bromoquinazoL
7-Bromo-4-quinazolone
7-BroMoquinazolin-4-one
7-Bromo-3H-quizolin-4-one
7-Bromo-3H-quinazolin-4-one
7-BROMOQUINAZOLIN-4(3H)-ONE
7-BroMoquinazolin-4(1H)-one
7-BROMO-1H-QUINAZOLIN-4-ONE
7-BroMo-3,4-dihydroquinaz...
4(1H)-Quinazolinone, 7-bromo-
4(3H)-Quinazolinone, 7-bromo-
7-bromo-4(3H)-Quinazolinone 97%
7-BROMO-3,4-DIHYDROQUINAZOLIN-4-ONE
7-BroMo-3,4-dihydroquinazolin-4-one, 95+%
[Molecular Formula]

C8H5BrN2O
[MDL Number]

MFCD06659945
[MOL File]

194851-16-6.mol
[Molecular Weight]

225.04
Chemical PropertiesBack Directory
[Boiling point ]

350.1±44.0 °C(Predicted)
[density ]

1.82±0.1 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

0.36±0.20(Predicted)
[Appearance]

White to off-white Solid
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P261-P280-P305+P351+P338
[Risk Statements ]

36
[Safety Statements ]

26
[HS Code ]

2914390090
Questions And AnswerBack Directory
[Application]

7-Bromo-3,4-dihydroquinazolin-4-one is a quinazolone compound. Quinazolones are a class of nitrogen-containing heterocyclic compounds with good biomedical activity, due to their broad range of biological and pharmaceutical activities.
Spectrum DetailBack Directory
[Spectrum Detail]

7-BROMO-1H-QUINAZOLIN-4-ONE(194851-16-6)1HNMR
Hazard InformationBack Directory
[Synthesis]

2-Amino-4-bromobenzoic acid

20776-50-5

formamide

77287-34-4

7-BROMO-1H-QUINAZOLIN-4-ONE

194851-16-6

General procedure for the synthesis of 7-bromo-3,4-dihydroquinazolin-4-one from 2-amino-4-bromobenzoic acid and compound (CAS: 77287-34-4): 0.0 g (1.56 mol) of 2-amino-4-bromobenzoic acid was suspended in 970 mL of formamide, followed by stirring of the reaction for 12 hours at 170°C. Upon completion of the reaction, a conventional post-processing was carried out to give 326.0 g of 7-bromo-3H-quinazolin-4-one; which was analyzed by HPLC/MS as a solid product with (M + H)+ = 226.

[References]

[1] Patent: US2013/12489, 2013, A1. Location in patent: Paragraph 0182
[2] Patent: WO2010/146173, 2010, A1. Location in patent: Page/Page column 16
[3] Patent: CN105503744, 2016, A. Location in patent: Paragraph 0033; 0036; 0037
[4] Journal of Organic Chemistry, 1952, vol. 17, p. 149,153
[5] Patent: US2016/31860, 2016, A1. Location in patent: Paragraph 0110; 0111
194851-16-6 suppliers list
Company Name: Capot Chemical Co.,Ltd.
Tel: +86-(0)57185586718; +8613336195806 , +8613336195806
Website: http://www.capot.com
Company Name: ATK CHEMICAL COMPANY LIMITED
Tel: +undefined-21-51877795
Website: www.atkchemical.com
Company Name: Alchem Pharmtech,Inc.
Tel: 8485655694
Website: www.chemicalbook.com/ShowSupplierProductsList454175/0_EN.htm
Company Name: career henan chemical co
Tel: +86-0371-86658258 +8613203830695 , +8613203830695
Website: www.coreychem.com
Company Name: Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
Tel: +8613580539051 , +8613580539051
Website: www.yuhengpharm.com
Company Name: Shanxi Xuanran Import and Export Trade Co., Ltd.
Tel: +8617735180244 , +8617735180244
Website: www.xuanranglobal.com
Company Name: Dayang Chem (Hangzhou) Co.,Ltd.
Tel: +86-0571-88938639 +8617705817739 , +8617705817739
Website: www.dycnchem.com/
Company Name: Labnetwork lnc.
Tel: +86-27-50766799 +8618062016861 , +8618062016861
Website: www.labnetwork.com
Company Name: Nanjing Hengbei Chemicals Co., Ltd.
Tel: +86-25-58393656
Website: www.hengbeichem.cn
Company Name: Hefei TNJ Chemical Industry Co.,Ltd.
Tel: +86-0551-65418684 +8618949823763 , +8618949823763
Website: www.tnjchem.com
Company Name: RR Scientific LLC
Tel: +86-13917743231 , +86-13917743231
Website: www.chemicalbook.com/ShowSupplierProductsList604722/0_EN.htm
Company Name: Shaanxi Cuikang Pharmaceutical Technology Co., Ltd
Tel: +8618829768577 , +8618829768577
Website: www.ccplantextract.com/
Company Name: PT CHEM GROUP LIMITED
Tel: +86-85511178;
Website: https://www.chemicalbook.com/manufacturer/henan-lihao-chem-plant-25020/
Company Name: GIHI CHEMICALS CO.,LIMITED
Tel: +86-571-86217390; +8618058761490 , +8618058761490
Website: https://www.gihichem.com/
Company Name: Henan Allgreen Chemical Co.,LTD
Tel: +86-37155567971 +86-13633837469 , +86-13633837469
Website: https://www.allgreenchems.com/
Company Name: HUBEI DING KOSIN TECHNOLOGY
Tel: +8613524650931 , +8613524650931
Website: www.kosinbio.com/
Company Name: Shanghai Scochem Technology Co., Ltd
Tel: +86-021-33758897 +86-13701882790 , +86-13701882790
Website: www.scochem.com
Company Name: HANGZHOU LEAP CHEM CO., LTD.
Tel: +86-571-87711850
Website: www.leapchem.com
Tags:194851-16-6 Related Product Information
98556-31-1 16064-08-7 38267-96-8 202197-77-1 55837-20-2