Quinazoline carboxylic acids. An easy route to (4-Oxo-3,4-dihydroquinazolin-3-yl)-alkanoic acids, (4-Oxo-3,4-dihydro-1,2,3-benzotriazin-3-yl)-alkanoic acids and their esters

R&D Labs maybe for 106047-53-4

• Shanghai Forever Synthesis Co.,Ltd.

  Contact:021-61124658

  Address:Zhoukang Road,Pudong New District,Shanghai,China

• Guangzhou Reachin Chemical Co., Ltd

  Contact:+86-20-37087379 ext.604

  Address:A122C-1, Tianyuan Plaza, 401 Tianyuan Rd., Tianhe, Guangzhou, China

• WUXI KINGHAN BIO-MEDICAL&CHEMICAL INC.

  Contact:13861062998

  Address:Room 1316,No.1619 Huishan Avenue,Wuxi,China

• King Brother Chem Co., Ltd

  website:http://www.uvchemkeys.com

  Contact:0086-021-58785816

  Address:RM2607 Building No.1 Guosheng, Lane 388, Zhongjiang Road, Putuo District, Shanghai 200062 China

• Second Pharma Co., Ltd

  Contact:+86-575-82733999 0575-82732999

  Address:hangzhou gulf fine chemical zone,shangyu city,zhejiang province