Synthesis and antibacterial activities of novel dihydrooxazine and dihydrothiazine ring-fused tricyclic quinolonecarboxylic acids: 9-fluoro-3-methylene-10(4-methylpiperazin-1-yl)7-oxo-2,3-dihydro-7H-py ridol[1,2,3-de][1,4]benzoxazine-6-carboxylic acid and

R&D Labs maybe for 132920-82-2

• Hangzhou Ocean Chemical Co., Ltd.

  website:http://www.hzoceanchem.com

  Contact:+86-571-88025872, 28272092, 28272096

  Address:Room 623 ,Building No 1 , COFCO Radius Commercial Center Xiwen Road, Xiacheng District, Hangzhou, Zhejiang Province, China

• Jiaozuo Zhongwei Special Products Pharmaceutical Co.,Ltd.

  website:http://www.zw-pvp.com

  Contact:15302105619

  Address:Jiaozuo,Henan,China (Mainland)

• Jinan Boss Chemical Industry Co., Ltd.【revoke the business license】

  website:http://www.chemboss.com.cn

  Contact:+86-531-58591595

  Address:No2.Hualong Road, Jinan, China

• zhangjiagang bonded areas banggao co;ltd

  website:http://www.shunchangchem.com

  Contact:0086-13921972933

  Address:Dongsha Chemical Zone.Zhangjiagang, Jiangsu Province

• Chuzhou Baiao Biologhy S&T Co., Ltd.

  Contact:+86-25-83212599；+86-25-83212699 13705185959

  Address:Room 905, Tianzheng International Platza, No.399, Zhongyang Road ,Nanjing, Jiangsu Province, China