norastemizole

Modify Date: 2025-08-26 16:22:10

norastemizole Structure
norastemizole structure
Common Name norastemizole
CAS Number 75970-99-9 Molecular Weight 324.40
Density 1.28g/cm3 Boiling Point 519.8ºC at 760 mmHg
Molecular Formula C19H21FN4 Melting Point N/A
MSDS N/A Flash Point 268.2ºC

 Use of norastemizole


Tecastemizole (Norastemizole), a major metabolite of Astemizole, is a potent and selective H1 receptor antagonist. Tecastemizole shows anti-inflammatory activities[1].

 Names

Name 1-[(4-fluorophenyl)methyl]-N-piperidin-4-ylbenzimidazol-2-amine
Synonym More Synonyms

 norastemizole Biological Activity

Description Tecastemizole (Norastemizole), a major metabolite of Astemizole, is a potent and selective H1 receptor antagonist. Tecastemizole shows anti-inflammatory activities[1].
Related Catalog
References

[1]. Lever R, et al. Effect of tecastemizole on pulmonary and cutaneous allergic inflammatory responses. Clin Exp Allergy. 2007 Jun;37(6):909-17.

 Chemical & Physical Properties

Density 1.28g/cm3
Boiling Point 519.8ºC at 760 mmHg
Molecular Formula C19H21FN4
Molecular Weight 324.40
Flash Point 268.2ºC
Exact Mass 324.17500
PSA 45.11000
LogP 3.13830
Index of Refraction 1.658
InChIKey SFOVDSLXFUGAIV-UHFFFAOYSA-N
SMILES Fc1ccc(Cn2c(NC3CCNCC3)nc3ccccc32)cc1
Storage condition 2-8°C

 Synthetic Route

 norastemizoleBioassay

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Name: Antimalarial activity against Plasmodium falciparum 3D7 infected in ARh+ human erythr...
Source: ChEMBL
Target: Plasmodium falciparum
External Id: CHEMBL4180222
Name: Antimalarial activity against Plasmodium falciparum 3D7 infected in ARh+ human erythr...
Source: ChEMBL
Target: Plasmodium falciparum
External Id: CHEMBL4180223
Name: Inhibition of human Potassium channel HERG expressed in mammalian cells
Source: ChEMBL
Target: Potassium voltage-gated channel subfamily H member 2
External Id: CHEMBL766814
Name: Antimalarial activity against Plasmodium falciparum 3D7 infected in ARh+ human erythr...
Source: ChEMBL
Target: Plasmodium falciparum
External Id: CHEMBL4180219
Name: Antimalarial activity against Plasmodium falciparum 3D7 infected in ARh+ human erythr...
Source: ChEMBL
Target: Plasmodium falciparum
External Id: CHEMBL4180220
Name: Antimalarial activity against Plasmodium falciparum 3D7 infected in ARh+ human erythr...
Source: ChEMBL
Target: Plasmodium falciparum
External Id: CHEMBL4180221
Name: Inhibition of human ERG expressed in CHO cells by whole cell patch clamp technique
Source: ChEMBL
Target: Potassium voltage-gated channel subfamily H member 2
External Id: CHEMBL954102
Name: Enzymatic assay of human HDAC6 with commercial peptide substrate
Source: ChEMBL
Target: Histone deacetylase 6
External Id: CHEMBL4808149
Name: Enzymatic assay of human HDAC6 with custom peptide substrate
Source: ChEMBL
Target: Histone deacetylase 6
External Id: CHEMBL4808150
Name: Inhibition of human ERG channel in HEK293 cells by voltage-clamp method
Source: ChEMBL
Target: Potassium voltage-gated channel subfamily H member 2
External Id: CHEMBL1036648
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 Synonyms

T 1348
Tetemizole
Soltara
Norastemizole
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