Isomers of benzomorphane, II: Synthesis of 9-hydroxy-10-methyl-3-(3-methyl-2-butenyl)- 1,2,3,4,4a,5,6,10b-octahydrobenzo[f]isoquinoline, an isomer of pentazocine

R&D Labs maybe for 81124-85-8

• Jiangsu Cale New Material Co.ltd

  Contact:+86-515-88334667/88203550

  Address:Zhongshan 3rd Road, Coastal Chemical Industry Park, Yancheng, Jiangsu, China

• Shaanxi HuaTai Bio-fine chemical company Ltd

  Contact:86-029-87862197

  Address:No. 5, 3rd Floor, 29 Yanta North Road, Beilin Dist.

• Frapp's Chemical (NFTZ) Co.,Ltd

  Contact:+86-576-86137892

  Address:General Chamber of Commercial Building, 159 Wanchang Middle Road, Wenling, Zhejiang, China

• Taixing Joxin Bio-tec Co.,Ltd.

  website:http://www.joxbio.com

  Contact:86-523-87558858 87612088

  Address:No.88, chengdong industrial park

• Huangshan Honghui Pharm Technology Co., Ltd.(expird)

  website:http://www.honghuichem.com

  Contact:18855958372

  Address:Qingshan Wan No.1,Nanyuan Kou,SheXian Huangshan City,Anhui Province