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1-Cyclopentylpiperazine

1-Cyclopentylpiperazine structure

CAS No.: 21043-40-3

Chemical Name:: 1-Cyclopentylpiperazine

Synonyms: BUTTPARK 82\06-05;TIMTEC-BB SBB004031;RARECHEM AH CK 0078;cyclopentylpiperazine;Piperazine Impurity 6;1-CYCLOPENTYLPIPERAZINE;N-CYCLOPENTYLPIPERAZINE;1-Cyanopentylpiperazine;Piperazine,1-cyclopentyl-;(Piperazin-1-yl)cyclopentane

CBNumber:: CB2357904

Molecular Formula:: C9H18N2

Molecular Weight:: 154.25

MDL Number:: MFCD00168029

MOL File:: 21043-40-3.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 00:22:48

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1-Cyclopentylpiperazine Properties

Boiling point	48 °C
Density	0.989±0.06 g/cm3(Predicted)
refractive index	1.5000 to 1.5040
storage temp.	2-8°C
solubility	DMSO (Slightly), Methanol (Sparingly)
form	Oil to Gel
pka	9.28±0.10(Predicted)
color	Colourless to Pale Yellow
InChI	InChI=1S/C9H18N2/c1-2-4-9(3-1)11-7-5-10-6-8-11/h9-10H,1-8H2
InChIKey	PVMCQBPJKPMOKM-UHFFFAOYSA-N
SMILES	N1(C2CCCC2)CCNCC1
CAS DataBase Reference	21043-40-3(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H315-H319-H335
Precautionary statements	P261-P305+P351+P338
Hazard Codes	Xi,Xn
Risk Statements	36/37/38-22
Safety Statements	26-36/37/39
HazardClass	IRRITANT
HS Code	2933599590

1-Cyclopentylpiperazine price More Price(80)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	C2466	1-Cyclopentylpiperazine min. 98.0 %	21043-40-3	5G	$51	2026-04-30	Buy
Usbiological	269304	1-Cyclopentylpiperazine Asreported	21043-40-3	5g	$410	2026-06-03	Buy
Usbiological	269304	1-Cyclopentylpiperazine Asreported	21043-40-3	10g	$578	2026-06-03	Buy
Usbiological	269304	1-Cyclopentylpiperazine Asreported	21043-40-3	25g	$805	2026-06-03	Buy
Usbiological	269304	1-Cyclopentylpiperazine Asreported	21043-40-3	50g	$1124	2026-06-03	Buy

Product number	Packaging	Price	Buy
C2466	5G	$51	Buy
269304	5g	$410	Buy
269304	10g	$578	Buy
269304	25g	$805	Buy
269304	50g	$1124	Buy

1-Cyclopentylpiperazine Chemical Properties, Uses, Production

Uses

1-Cyclopentylpiperazine is used in the synthesis of quinolines as a new class of imidazole-free H3 receptor antagonists. Also used to prepare a series of estrogen receptor modulators.

1-Cyclopentylpiperazine Preparation Products And Raw materials

Raw materials

Preparation Products

1-Cyclopentylpiperazine Suppliers

Global Suppliers ( 210)

Supplier	Tel	Email	Country	ProdList	Advantage
Sichuan Fanzhijian Biomedical Technology Co., Ltd	15281070185	2865097598@qq.com	China	60	58
Creasyn Finechem(Tianjin) Co., Ltd.	022-83946278 13820372920	sales@creasyn.com	China	968	68
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Wuhan Chemwish Technology Co., Ltd	86-027-67849912	sales@chemwish.com	China	35884	56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	+86-21-54098501	sales@sinch.com.cn	China	11592	64
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
ShengXiong Biological Technology Development Co., Ltd.	86-021-64960112 13774219177	alpha9196@gmail.com	China	52	65
Nanjing Chemlin Chemical Co., Ltd	025-83697070 13770331960	info@chemlin.com.cn	China	16305	64

Supplier	Advantage
Sichuan Fanzhijian Biomedical Technology Co., Ltd	58
Creasyn Finechem(Tianjin) Co., Ltd.	68
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Energy Chemical	61
Wuhan Chemwish Technology Co., Ltd	56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	64
Pure Chemistry Scientific Inc.	62
ShengXiong Biological Technology Development Co., Ltd.	65
Nanjing Chemlin Chemical Co., Ltd	64

View Latest Price from 1-Cyclopentylpiperazine manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-20	1-Cyclopentylpiperazine 21043-40-3	$1.10	1g	99.00%	100 Tons	Dideu Industries Group Limited
2021-07-02	1-Cyclopentylpiperazine 21043-40-3	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd
2019-07-06	1-Cyclopentylpiperazine 21043-40-3	$1.00	1kg	95%-99%		Career Henan Chemical Co

1-Cyclopentylpiperazine
21043-40-3
$1.10
99.00%
Dideu Industries Group Limited

1-Cyclopentylpiperazine
21043-40-3
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

1-Cyclopentylpiperazine
21043-40-3
$1.00
95%-99%
Career Henan Chemical Co

1-Cyclopentylpiperazine Spectrum

1-Cyclopentylpiperazine(21043-40-3)¹HNMR

21043-40-3 (1-Cyclopentylpiperazine) Related Search:

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1-CYCLOPENTYLPIPERAZINE BUTTPARK 82\06-05 RARECHEM AH CK 0078 TIMTEC-BB SBB004031 N-CYCLOPENTYLPIPERAZINE cyclopentylpiperazine 1-(Cyclopentyl)piperazine 98% Piperazine, 1-cyclopentyl- (8CI,9CI) 1-CYCLOPENTYL-PIPERAZINE >98% 1-Cyanopentylpiperazine 1-cyclopentylpiperazine(SALTDATA: 2HCl) (Piperazin-1-yl)cyclopentane 1-cyclopentylpiperazine dihydrochloride N-Cyclopentyl piperazine 1-Cyclopentylpiperazine Piperazine,1-cyclopentyl- Piperazine Impurity 6 1-Cyclopentylpiperazine ISO 9001：2015 REACH 21043-40-3 C9H18N2 PIPERIDINE