(1alpha,6alpha,7alpha)-2-Oxobicyclo[4.1.0]heptane-7-carboxylic acid methyl ester cas no:134176-20-8

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Shanghai Meicheng Chemical Co., Ltd.

Tel:86-21-50677091

Address: Room 302, Building 7, No.1000, Jinhai Road, Shanghai, 201206, China

DS Chemphy, Inc.

Tel:+1-(302)-351-8401, 588-5598

Address: 814 First State Blvd, First State Industrial Park, Wilmingfon, Delaware 19804,