Studies of novel pentacyclic heterocyclic steroids: Part XXI. Total synthesis of racemic benz[3,4]-6-oxaestra-1,3,5(10),8-tetraen-17β-ol

R&D Labs maybe for 131077-42-4

• Josun International Limited

  website:http://www.josunpharma.com

  Contact:+86-311-80715268 80766839

  Address:No.39, Zhaiying Street, Shijaizhuang,Hebei,China

• Tractus Company Limited

  Contact:+852-8198 2399

  Address:9E, Leapont Industrial Building, 18-28 Wo Liu Hang Road, Shatin, New Territories, Hong Kong

• Wuxi Innopal International Trade CO.,LTD

  Contact:+86-510-80711901-8003

  Address:Room 402,Building 5,Longze Garden,No.17,South huanjiu Road,Yixing City, Jiangsu,China

• Beijing Century Richap Chemistry Co.,Ltd

  Contact:+86- 010-64455497

  Address:Guannan County, Lianyungang City, Jiangsu Province, China

• Jiangsu Wanlong Chemical Co., Ltd.

  website:http://www.wanlongchem.com

  Contact:+86-511-86810993 0086-511-8681 0888;

  Address:Quanzhou Town, Danyang City, Jiangsu