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Fexofenadine N-Oxide

CAS No.
1422515-52-3
Chemical Name:
Fexofenadine N-Oxide
Synonyms
FEXOFENADIE N-OXIDE;Fexofenadine N-Oxide;Fexofenadine EP Impurity 9;Fexofenadine N-Oxide (~85%);Fexofenadine Impurity 8(Fexofenadine N-Oxide );Fexofenadine N-OxideQ: What is Fexofenadine N-Oxide Q: What is the CAS Number of Fexofenadine N-Oxide;(RS)-1-(4-(4-(2-carboxypropan-2-yl)phenyl)-4-hydroxybutyl)-4-(hydroxydiphenylmethyl)piperidine 1-oxide;Benzeneacetic acid, 4-[1-hydroxy-4-[4-(hydroxydiphenylmethyl)-1-oxido-1-piperidinyl]butyl]-α,α-dimethyl-
CBNumber:
CB14800751
Molecular Formula:
C32H39NO5
Molecular Weight:
517.67
MDL Number:
MOL File:
1422515-52-3.mol
MSDS File:
SDS
Last updated:2026-05-27 23:45:47

Fexofenadine N-Oxide Properties

Melting point >160°C (dec.)
storage temp. -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly)
pka 4.43±0.10(Predicted)
form Solid
color Pale Brown

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

Fexofenadine N-Oxide price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-F322560-50MG Fexofenadine N-Oxide (~85%) 1422515-52-3 50mg $823 2026-06-03 Buy
TRC TRC-F322560-25MG Fexofenadine N-Oxide (~85%) 1422515-52-3 25mg $434 2026-06-03 Buy
TRC TRC-F322560-100MG Fexofenadine N-Oxide (~85%) 1422515-52-3 100mg $1646 2026-06-03 Buy
TRC F322560 FexofenadineN-Oxide(~85%) 1422515-52-3 10mg $145 2021-12-16 Buy
TRC F322560 FexofenadineN-Oxide(~85%) 1422515-52-3 100mg $1165 2021-12-16 Buy
Product number Packaging Price Buy
TRC-F322560-50MG 50mg $823 Buy
TRC-F322560-25MG 25mg $434 Buy
TRC-F322560-100MG 100mg $1646 Buy
F322560 10mg $145 Buy
F322560 100mg $1165 Buy

Fexofenadine N-Oxide Chemical Properties, Uses, Production

Uses

Fexofenadine N-Oxide is a impurity of Fexofenadine (F322470), an active metabolite of Terfenadine (T114500), a H1-histamine receptor antagonist which is used to treat allergy symptoms, such as hay fever and urticaria.

Fexofenadine N-Oxide Preparation Products And Raw materials

Raw materials

Preparation Products

Fexofenadine N-Oxide Suppliers

Global Suppliers ( 35)
Supplier Tel Email Country ProdList Advantage
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9883 50
TOSUN PHARM 020-66392521-118 18922260391 3004261881@qq.com China 7997 58
BOC Sciences 16314854226; +8616314854226 inquiry@bocsci.com United States 19852 58
CR Corporation Limited fred.wen@crcorporation.cn China 8642 58
Guangzhou Dreampharm Biotechnology Co., Ltd. 020-36607679; 13502246435 3008233746@qq.com China 9968 12
Jinan blalong chemical co. LTD 2710913286@qq.com 1513643261@qq.com China 14227 58
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd 18569809817 2208093734@qq.com China 3989 58
Shanghai Lanc Pharmaceutical Technology Co., Ltd. 021-52216295 lankepharma 3813332848@qq.com China 873 58
Wuxi Helen Biotechnology Co., Ltd., 0510-85629785 18013409632 sales@reading-chemicals.com China 14072 58
Fexofenadine N-Oxide Fexofenadine Impurity 8(Fexofenadine N-Oxide ) Fexofenadine N-Oxide (~85%) Benzeneacetic acid, 4-[1-hydroxy-4-[4-(hydroxydiphenylmethyl)-1-oxido-1-piperidinyl]butyl]-α,α-dimethyl- (RS)-1-(4-(4-(2-carboxypropan-2-yl)phenyl)-4-hydroxybutyl)-4-(hydroxydiphenylmethyl)piperidine 1-oxide Fexofenadine N-OxideQ: What is Fexofenadine N-Oxide Q: What is the CAS Number of Fexofenadine N-Oxide Fexofenadine EP Impurity 9 FEXOFENADIE N-OXIDE 1422515-52-3