ChemicalBook >> CAS DataBase List >>1-(4-Chlorobenzhydryl)piperazine

1-(4-Chlorobenzhydryl)piperazine

CAS No.
303-26-4
Chemical Name:
1-(4-Chlorobenzhydryl)piperazine
Synonyms
Norchlorcyclizine;Hydroxyzine Related CoMpound A;1-[(4-CHLORO-PHENYL)-PHENYL-METHYL]-PIPERAZINE;NSC 8616;USP CBHP;NSC 86164;UNII:T875VN0D6E;AKOS BBS-00003606;Cetirizine USP A;TIMTEC-BB SBB002998
CBNumber:
CB6297354
Molecular Formula:
C17H19ClN2
Molecular Weight:
286.8
MDL Number:
MFCD00005965
MOL File:
303-26-4.mol
MSDS File:
SDS
Last updated:2024-11-19 20:33:22

1-(4-Chlorobenzhydryl)piperazine Properties

Melting point 65-70 °C (lit.)
Boiling point 178-180 °C/0.5 mmHg (lit.)
Density 1.0912 (rough estimate)
vapor pressure 0Pa at 25℃
refractive index 1.5749 (estimate)
Flash point >230 °F
storage temp. 2-8°C
solubility soluble in Methanol
form Crystalline Powder
pka 8.99±0.10(Predicted)
color White to light beige
Water Solubility 144.6mg/L at 25℃
LogP 3.4 at 25℃
CAS DataBase Reference 303-26-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII T875VN0D6E
NIST Chemistry Reference Piperazine, 1-[(4-chlorophenyl)phenylmethyl]-(303-26-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07,GHS08
Signal word  Danger
Hazard statements  H315-H317-H318-H361fd
Precautionary statements  P201-P202-P280-P302+P352-P305+P351+P338-P308+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-37/39-24/25
WGK Germany  3
RTECS  TL1772000
Hazard Note  Irritant
HS Code  29339900
NFPA 704
1
3 0

1-(4-Chlorobenzhydryl)piperazine price More Price(35)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR2872 Hydroxyzine Related Compound A pharmaceutical secondary standard, certified reference material 303-26-4 50MG $461 2024-03-01 Buy
Sigma-Aldrich C24507 1-(4-Chlorobenzhydryl)piperazine technical grade, 90% 303-26-4 1g $53.2 2024-03-01 Buy
Sigma-Aldrich 1333058 Hydroxyzine Related Compound A United States Pharmacopeia (USP) Reference Standard 303-26-4 25mg $1490 2024-03-01 Buy
TCI Chemical C1611 1-(4-Chlorobenzhydryl)piperazine >98.0%(GC) 303-26-4 1g $47 2024-03-01 Buy
TCI Chemical C1611 1-(4-Chlorobenzhydryl)piperazine >98.0%(GC) 303-26-4 5g $136 2024-03-01 Buy
Product number Packaging Price Buy
PHR2872 50MG $461 Buy
C24507 1g $53.2 Buy
1333058 25mg $1490 Buy
C1611 1g $47 Buy
C1611 5g $136 Buy

1-(4-Chlorobenzhydryl)piperazine Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

A metabolite of Cetirizine (C281100) and Hydroxyzine. Citirizine impurity A.

Uses

Cetrizine Dihydrochloride intermediate

Preparation

Preparation of 1-[(4-chlorophenyl)phenylmethyl]piperazine. (CPMP)
About 0.5 mL of DMF, 0.1 g of KI and 10 g (0.12 mol) of piperazine were mixed with 15 mL of toluene and heated to 80oC for 0.5 h. This mixture at 80oC was mixed with 4-CBC in toluene and the temperature was maintained at 80oC for a period of 2 h followed by refluxing at the same temperature for 12h. The reaction mixture was then cooled to 20oC. The toluene layer was washed twice with 20 mL of water and treated with HCl (15 mL conc. HCl in 5mL of water) at 5-10oC. The reaction mixture was filtered and the aqueous layer was separated from the filtrate. About 10 mL of toluene and 10 mL of methylene dichloride (MDC) washes were given to the aqueous layer and neutralized with 22 mL of 30 % NaOH solution at 10oC and maintained at 20oC for 2h. The solid compound formed was filtered, sucked and dried at 50oC for 3 h.Yield: 92 %; m.p: 63-65oC.

Flammability and Explosibility

Not classified

Safety Profile

An experimental teratogen.Experimental reproductive effects. When heated todecomposition it emits very toxic fumes of NOx and Clí.

110-85-0
134-83-8
303-26-4
Synthesis of 1-(4-Chlorobenzhydryl)piperazine from Piperazine and 4-Chlorobenzhydrylchloride
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View Lastest Price from 1-(4-Chlorobenzhydryl)piperazine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Norchlorcyclizine pictures 2024-11-19 Norchlorcyclizine
303-26-4
US $30.00 / g 97.27% 10g TargetMol Chemicals Inc.
1-(4-Chlorobenzhydryl)piperazine pictures 2024-10-25 1-(4-Chlorobenzhydryl)piperazine
303-26-4
US $0.00 / kg 1kg 0.99 20tons Hebei Yanxi Chemical Co., Ltd.
1-(4-Chlorobenzhydryl)piperazine pictures 2024-09-24 1-(4-Chlorobenzhydryl)piperazine
303-26-4
US $0.00 / kg 1kg 98% 200kg Shanghai Joiny Pharmaceutical Co.,LTD
Levocetrizine EP IMpurity A 1-(1-4-Chlorobenzhdryl) piperazine Meclozine impurity H Cetirizine EP Impurity A 1-(4-Chloro-alpha-phenylbenzyl)piperazine 1-(alpha-Phenyl-4-chlorobenzyl)piperazine 1-(p-chloro-alpha-phenylbenzyl)-piperazin 4-(4-Chlorobenzhydryl)piperazine Piperazine, 1-(alpha-(4-chlorophenyl)benzyl)- Piperazine, 1-(p-chloro-alpha-phenylbenzyl)- N-(4-Chlorophenyl)phenylmethylpiperazine 1-(4-CHLOROBENZHYDRYL)PIPERAZINE, TECH., 4-(Chlorobenzhydryl)Piperazine(Purified)Hydroxyzine/CetirizineEp AKOS BBS-00003606 1-(4-CHLOROBENZHYDRYL)PIPERAZINE 1-(4-CHLORODIPHENYLMETHYL)-PIPERAZINE 1-(4-CHLOROPHENYLMETHYL)PIPERAZINE N-(4-CHLOROBENZYLHYDRYL)PIPERAZINE N-(4-CHLOROBENZHYDRYL)-PIPERAZINE N-(P-CHLOROBENZHYDRYL)-PIPERAZINE TIMTEC-BB SBB002998 1-(4-Chlorobenzhydryl)piperazine, 90-95% 1-(p-Chloro-a-phenylbenzyl)-piperazine NSC 8616 1-(p-chloro-alpha-phenylbenzyl)-piperazine 1-(4-Chlorobenzhydryl)piperazine technical grade, 90% 1-(4-Chlorobenzhydryl)-piperizine 1-((4-chlorophenyl)phenylmethyl)-piperazin 1-(4-CHLOROBENZYLHYDRYL) PIPERAZINE (1-(p-Chloro- -phenylbenzyl)-piperazine Piperazine, 1-[(4-chlorophenyl)phenylmethyl]- NSC 86164 1-(4-Chloro-a-phenylbenzyl)piperazine 4-(α-Piperazinobenzyl)phenyl chloride 1-(4-Chlorobenzhydry)piperazine Piperazine, 1-(alpha-(4-chloropheny Hydroxyzine Related Compound A (25 mg) (p-Chlorobenzhydrylpiperazine) 1-(4-Chlorobenzhydryl)piperazine, 90-95% 5GR 1-(4-chlorobenzhydryl) Buclizine HCl IMpurity (BP/EP) Cetirizine IMpurity-A(EP/BP) Hydroxyzine EP Impurity A Cetirizine -EP-Imp-A Cetirizine Impurity 9(Cetirizine EP Impurity A) Buclizine Impurity 1 Hydroxyzine Related Compound A (1-[(4-Chlorophenyl)phenylmethyl]piperazine) (1333058) Meclozine impurity H (Y0001311) Cetirizine EP impurity AQ: What is Cetirizine EP impurity A Q: What is the CAS Number of Cetirizine EP impurity A Q: What is the storage condition of Cetirizine EP impurity A Cetirizine impurity A (C0980651) N-(4-Chloro Benzhydryl)Piperazine/1-(4-Chlorobenzhydryl)piperazine Cetirizine Impurity99 Levocetirizine EP Impurity A/Hydroxyzine EP Impurity A Hydroxyzine EP Impurity A/ Hydroxyzine Related Compound A (Cetirizine EP Impurity A/ Cetirizine Related Compound A/ Cetirizine CBHP Impurity) Cetirizine EP Impurity A/ Cetirizine Related Compound A (Cetirizine CBHP Impurity/ Hydroxyzine EP Impurity A/ Hydroxyzine Related Compound A) Cetirizine USP A Meclozine EP Impurity H USP CBHP Meclizine EP Impurity H