The chemistry of 5β, 6β-epoxy-4,4 dimethylcholest-1-en-3 one. Approaches to the synthesis of 1α, 5α-cyclosteroids. Part II

R&D Labs maybe for 7677-52-3

• Neworld Chemical Co., Ltd Shanghai(expird)

  Contact:+86-21-62202658

  Address:11F, Blvd 2, No. 1969 PuXing Rd, Shanghai

• Guangzhou Puho Pharmaceutical Technology Co. Ltd.

  Contact:86-20-29848035/29848075

  Address:No.166, Chaoyang East Road, Panyu District, Guangzhou City, Guangdong Province

• Cartoon Ingredients Co., Ltd

  website:http://www.cartoonchem.com/

  Contact:+86-25-58074918

  Address:Room 2109, RuiHua Business Center,315 South ZhongShan Road, Nanjing 210001, China

• Luoyang Aoda chemical Co.,Ltd.

  Contact:+86-379-67518785 67516588

  Address:MiaoWan industry district,YanShi City,Henan,China

• Hunan Dinuo Pharmaceutical Co.,Ltd.

  Contact:86-731-88280100*8561

  Address:Bio-pharmaceutical industrial park, Liuyang, Hunan, China