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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

Product description	Number	Pack Size	Price
1-Cyclopentylpiperazine min. 98.0 %	C2466	5G	$51
1-Cyclopentylpiperazine Asreported	269304	5g	$410
1-Cyclopentylpiperazine Asreported	269304	10g	$578
1-Cyclopentylpiperazine Asreported	269304	25g	$805
1-Cyclopentylpiperazine Asreported	269304	50g	$1124
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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(98)

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( 208)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29640	60
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21585	55
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29812	58
Wuhan Chemwish Technology Co., Ltd	027-67849912	sales@chemwish.com	CHINA	10821	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
Hubei Ipure Biology Co., Ltd	+8613367258412	ada@ipurechemical.com	China	10236	58
HONG KONG IPURE BIOLOGY CO.,LIMITED	86 18062405514 18062405514	ada@ipurechemical.com	CHINA	3461	58
Dideu Industries Group Limited	+86-86-15536356810 +8617392712697	1022@dideu.com	China	29066	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52704	58

Supplier	Advantage
Capot Chemical Co.,Ltd.	60
Henan Tianfu Chemical Co.,Ltd.	55
ATK CHEMICAL COMPANY LIMITED	60
career henan chemical co	58
Wuhan Chemwish Technology Co., Ltd	58
CONIER CHEM AND PHARMA LIMITED	58
Hubei Ipure Biology Co., Ltd	58
HONG KONG IPURE BIOLOGY CO.,LIMITED	58
Dideu Industries Group Limited	58
Dayang Chem (Hangzhou) Co.,Ltd.	58

View Lastest Price from 1-Cyclopentylpiperazine manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-11-18	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

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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