We specialize in and undertake custom synthesis/manufacturing, custom contract r&d for following piperazine derivatives.

(S)-(+)-2-Methylpiperazine 74879-18-8
(R)-(-)-2-Methylpiperazine 75336-86-6
(S)-1-N-Boc-2-methylpiperazine 169447-70-5
(R)-1-N-Boc-2-methylpiperazine 170033-47-3
1-(4-Methoxyphenyl)piperazine dihydrochloride 38869-47-5
Piperazine-2-carboxylic acid dihydrochloride 3022-15-9
(S)-2-Piperazinecarboxylic acid dihydrochloride 158663-69-5
(R)-piperazine-2-carboxylic acid dihydrochloride 126330-90-3
(2S)-2-Piperazinecarboxylic acid dihydrochloride 158663-69-5
(R)-piperazine-2-carboxylic acid dihydrochloride 126330-90-3
(S)-4-Boc-1-Cbz-2-Piperazine carboxylic acid
(R)-4-Boc-1-Cbz-2-Piperazine carboxylic acid
Boc-4-Cbz-2-Piperazine carboxylic acid 129365-23-7
(S)-4-Boc-2-methylpiperazine 147081-29-6
(R)-4-Boc-2-methylpiperazine 163765-44-4
1-Boc-4-Fmoc-2-Piperazine Carboxylic Acid 218278-58-1
1-(2-Fluorophenyl)piperazine 1011-15-0
1-(3-Fluorophenyl)piperazine 3801-89-6
1-(4-Fluorophenyl)piperazine dihydrochloride 64090-19-3
1-(3-trifluoromethylphenyl)piperazine hydrochloride 16015-69-3
1-(4-Trifluoromethylphenyl)piperazine hydrochloride
1-(3-Chlorophenyl)piperazine hydrochloride 51639-49-7
1-(3-Chlorophenyl)piperazine 6640-24-0
N-Benzyl Piperazine Dihydrochloride 110475-31-5
Benzylpiperazine hydrochloride 5321-63-1
1-(4-Methoxyphenyl)piperazine dihydrochloride 38869-47-5
piperazine carboxylic acid dihydrochloride 133525-05-0
(S)-piperazine-2-carboxylic acid dihydrochloride 126330-90-3
(R)-piperazine-2-carboxylic acid dihydrochloride 31321-68-3
(S)-Piperazine-2-carboxylic acid 147650-70-2
(R)-Piperazine-2-carboxylic acid 31321-68-3
(S)-4-Boc-2-piperazine carboxylic acid 192330-11-3
(R)-4-Boc-2-piperazine carboxylic acid
4-Boc-2-piperazine carboxylic acid 128019-59-0
N-Boc-piperazine 57260-71-6
4-Boc-1-Cbz-2-Piperazine carboxylic acid 126937-41-5
1,4-Dibenzylpiperazine-2-carboxylic Acid 215597-67-4
4-Boc-2-methylpiperazine 120737-59-9
(S)-1,4-Diboc-Piperazine-2-Carboxylic acid
(R)-1,4-Diboc-Piperazine-2-Carboxylic acid
(R)-Piperazine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester 252990-05-9
(2R)-1-(tert-Butoxycarbonyl)piperazine-2-carboxylic acid 278788-60-6
1-(4-methoxyphenyl)piperazine 38212-30-5
N-4-Boc-2-piperazinecarboxylic acid 128019-59-0
1-N-Boc-Piperazine-2-carboxylic acid methyl ester 129799-15-1
(S)-Piperazine-2-carboxylic acid 147650-70-2
4-N-Cbz-Piperazine-2-carboxylic acid 64172-98-1
1-(4-Bromophenyl)piperazine 66698-28-0
1-(3-Bromophenyl)piperazine 31197-30-5
1-(4-fluorophenyl)piperazine 2252-63-3
1-(3-Methylphenyl)piperazine 41186-03-2
1-(3-Trifluoromethylphenyl)piperazine 15532-75-9
1-(4-Fluorophenyl)piperazine 2252-63-3
1-(3-Methylphenyl)piperazine 41186-03-2
1-(3-Nitrophenyl)piperazine 54054-85-2
1-(3,5-Dichlorophenyl)piperazine 55827-50-4
1-(3,4-Dichlorophenyl)piperazine 57260-67-0
1-(2,4-Dichlorophenyl)piperazine dihydrochloride 827614-48