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ChemicalBook >> CAS DataBase List >>4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one Structure
4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one structure
CAS No.
117078-70-3
Chemical Name:
4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one
Synonyms
Azelastine Impurity 3;Azelastine Impurity 30;Azelastine Impurity 5 HCl;Nicotinamide Impurity 180;4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one;4-[(4-chlorophenyl)methyl]-2-[2-(1-methylpyrrolidin-2-yl)ethyl]phthalazin-1-one;4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride;Azelastine 5-Member-Cyclic-Isomer HClQ: What is Azelastine 5-Member-Cyclic-Isomer HCl Q: What is the CAS Number of Azelastine 5-Member-Cyclic-Isomer HCl
CBNumber:
CB2837211
Molecular Formula:
C22H25Cl2N3O
Molecular Weight:
418.36
MDL Number:
MFCD07781273
MOL File:
117078-70-3.mol
Last updated:2026-09-12 18:51:27
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4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one Properties

Melting point >135°C (dec.)
storage temp. Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility Chloroform (Slightly, Sonicated), Methanol (Slightly)
form Solid
color Off-White to Pale Yellow

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H335-H332-H302-H312
Precautionary statements  P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501-P261-P271-P304+P340-P312-P280-P302+P352-P312-P322-P363-P501

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-C380120-5MG 4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride 117078-70-3 5mg $197 2026-06-03 Buy
TRC TRC-C380120-50MG 4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride 117078-70-3 50mg $1495 2026-06-03 Buy
TRC TRC-C380120-10MG 4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride 117078-70-3 10mg $331 2026-06-03 Buy
aablocks AA000DKZ 4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one 117078-70-3 5mg $278 2026-05-25 Buy
aablocks AA000DKZ 4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one 117078-70-3 10mg $385 2026-05-25 Buy
Product number Packaging Price Buy
TRC-C380120-5MG 5mg $197 Buy
TRC-C380120-50MG 50mg $1495 Buy
TRC-C380120-10MG 10mg $331 Buy
AA000DKZ 5mg $278 Buy
AA000DKZ 10mg $385 Buy

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one Chemical Properties, Uses, Production

Uses

4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone is an impurity of Azelastine (A808250), an orally active H1-hystamine receptor antagonist and antihistaminic agent.

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one Suppliers

Global Suppliers ( 21)
Supplier Tel Email Country ProdList Advantage
SynAsst Chemical. 021-60343070 China 12731 55
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Hubei Yangxin Medical Technology Co., Ltd. 15374522761 3003392093@yongstandards.com China 9995 55
Changzhou Xianglong Pharmaceutical Technology Co., LTD 18661161657 sales@xianglongpharm.com China 10000 58
Cato Research Chemicals Inc. 020-81960175-877 18933936954 tianwen.zhan@cato-chem.com China 7335 58
Shanghai YuZn Pharm. Technology Co.,Ltd. 15921286451; 15921286451 2010681527@qq.com China 4920 58
Beijing ECom Technology Co., Ltd. 17710328343 3004011422@qq.com China 2567 58
Shenzhen Excellent Biomedical Technology Co., Ltd. 0755-26050679 18318671572 2850803126@qq.com China 9992 58
Shanghai Easy CDMO Co.,Ltd Info@easycdmo.com 13564957716 Info@easycdmo.com China 9999 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 1054713992@qq.com China 10598 58
Supplier Advantage
SynAsst Chemical. 55
Quality Control Solutions Ltd. 56
Hubei Yangxin Medical Technology Co., Ltd. 55
Changzhou Xianglong Pharmaceutical Technology Co., LTD 58
Cato Research Chemicals Inc. 58
Shanghai YuZn Pharm. Technology Co.,Ltd. 58
Beijing ECom Technology Co., Ltd. 58
Shenzhen Excellent Biomedical Technology Co., Ltd. 58
Shanghai Easy CDMO Co.,Ltd 58
Shanghai Zerui Biotechnology Co., Ltd. 58

117078-70-3 (4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one) Related Search:

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N'-(1-Methylazepan-4-yl)benzohydrazine Azelastine Hydrochloride IMpurity D azelastine hydrochloride Azelastine-d4 HCl 4-(4-Chloro-benzyl)-2H-phthalazin-1-one
4-[(3-Chlorophenyl)Methyl]-2-(hexahydro-1-Methyl-1H-azepin-4-yl)-1(2H)-phthalazinone Azelastine N-Oxide 2-((4-Chlorophenyl)acetyl)benzoic acid Azelastine-13C,d3 N-DesMethyl Azelastine-d4
(S)-Azelastine N-Oxide (Mixture of DiastereoMers) Azelastine hydrochloride N,N'-Dibenzoylhydrazine

1of4

Azelastine Impurity 5 HCl Azelastine Impurity 3 4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride Azelastine 5-Member-Cyclic-Isomer HClQ: What is Azelastine 5-Member-Cyclic-Isomer HCl Q: What is the CAS Number of Azelastine 5-Member-Cyclic-Isomer HCl Azelastine Impurity 30 4-[(4-chlorophenyl)methyl]-2-[2-(1-methylpyrrolidin-2-yl)ethyl]phthalazin-1-one Nicotinamide Impurity 180 4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one 117078-70-3 C22H24ClN3O