Santa Cruz Biotechnology, Inc.
USA
Gabapentin-lactam
DSL Chemicals (Shanghai) Co., Ltd.
P.R.China
4,4-Pentamethylene-2-Pyrrolidinone
AK Scientific, Inc.
USA
4,4-Pentamethylene-2-pyrrolidinone
Chemos GmbH & Co. KG
Germany
3,3-Pentamethylene-4-Butyrolactam
scienTEST - bioKEMIX GmbH
Germany
2-Azaspiro[4.5]decan-3-one
Simagchem Corporation
P.R.China
3,3-Pentamethylene-4-butyrolactam
BOC Sciences
USA
Gabapentin-lactam
CM Fine Chemicals
Switzerland
3,3-Pentamethylene-4-Butyrolactam
Leap Chem Co., Ltd
P.R.China
Gabapentin-lactam
Sigma-Aldrich International GmbH
Switzerland
4,4-Pentamethylene-2-pyrrolidinone
Capot Chemical Co., Ltd.
P.R.China
2-Azaspiro[4.5]decan-3-one
Amadis Chemical Company Limited
P.R.China
3,3-PENTAMETHYLENE-2-PYRROLIDINONE
Xiamen Kinbester Co., Ltd.
P.R.China
3,3-Pentamethylene-4-Butyrolactam
Xiamen Hisunny Chemical Co., Ltd.
P.R.China
3,3-Pentamethylene-4-butyrolactam
Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)
P.R.China
3,3-Pentamethylene-4-Butyrolactam
Hangzhou Lingrui Chemical Co., Ltd.
P.R.China
3,3-Pentamethylene-4-Butyrolactam
Dayang Chem (Hangzhou) Co.,Ltd.
P.R.China
3,3-Pentamethylene-4-butyrolactam
AK Scientific, Inc.
USA
4,4-Pentamethylene-2-pyrrolidinone
scienTEST - bioKEMIX GmbH
Germany
2-Azaspiro-[4,5]-decan-3-one
Aozeal Certified Standards (AOCS), Inc.
USA
Gabapentin EP Impurity A
Ambeed, Inc.
USA
2-Azaspiro[4.5]decan-3-one
Finetech Industry Limited
P.R.China
Gabapentin-lactam
Xiamen Equation Chemical Co.,Ltd
P.R.China
3,3-Pentamethylene-4-butyrolactam
Shandong Minglang Chemical Co., Ltd
P.R.China
Gabapentin-lactam
H&Z Industry Co.,Ltd
P.R.China
3,3-Pentamethylene-2-pyrrolidinone
Conscientia Industrial Co., Ltd (Zhejiang Conscientia Pharmaceutical)
P.R.China
Gabapentin-lactam
Zehao Industry Co., Ltd.
P.R.China
Gabapentin-lactam
BLD Pharmatech Ltd
P.R.China
2-Azaspiro-[4,5]-decan-3-one
Chemlyte Solutions
P.R.China
Gabapentin-lactam