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A6424

Sigma-Aldrich

Astemizole

≥99%

Synonym(s):

1-(4-Fluorobenzyl)-2-(1-[4-methoxyphenethyl]piperidin-4-yl)aminobenzimidazole

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About This Item

Empirical Formula (Hill Notation):
C28H31FN4O
CAS Number:
68844-77-9
Molecular Weight:
458.57
EC Number:
272-441-9
MDL number:
MFCD00153919
UNSPSC Code:
12352100
PubChem Substance ID:
24891087

assay

≥99%

SMILES string

COc1ccc(CCN2CCC(CC2)Nc3nc4ccccc4n3Cc5ccc(F)cc5)cc1

Gene Information

human ... ABCB1(5243) , CYP3A4(1576) , HRH1(3269) , IL4(3565) , IL5(3567) , KCNH1(3756) , KCNH2(3757)
mouse ... Abcb1a(18671) , Abcb1b(18669)
rat ... Hrh1(24448)

Biochem/physiol Actions

Non-sedating anti-histaminergic drug. Substrate for CYP3A4,5,7. Inhibitor of Pgp-mediated drug efflux and Pgp labeling by [3H]azidopine. Potential for combination therapy with anticancer drugs such as doxorubicin in resistant leukemia.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
087K1207
040K1522
113K0704
065H0195
083H0928

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Anida Hasanovic et al.
Biomedicines, 8(8) (2020-08-06)
Adrenocortical carcinoma (ACC) presents a high risk of relapse and metastases with outcomes not improving despite extensive research and new targeted therapies. We recently showed that the Hedgehog receptor Patched is expressed in ACC, where it strongly contributes to doxorubicin
Tjøstil Vlaar et al.
Angewandte Chemie (International ed. in English), 51(52), 13058-13061 (2012-11-20)
O(2) in, H(2)O out: Various diamines and related bisnucleophiles readily undergo oxidative isocyanide insertion with Pd(OAc)(2) (1 mol %) as the catalyst and O(2) as the terminal oxidant to give a diverse array of medicinally relevant N heterocycles. The utility
Chitalu C Musonda et al.
Bioorganic & medicinal chemistry letters, 19(2), 481-484 (2008-12-05)
A dual activity, conjugated approach has been taken to form hybrid molecules of two known antimalarial drugs, chloroquine (CQ) and the non-sedating H1 antagonist astemizole. A variety of linkers were investigated to conjugate the two agents into one molecule. Compounds
M F Nilsson et al.
Reproductive toxicology (Elmsford, N.Y.), 29(2), 156-163 (2010-02-11)
Drugs blocking the potassium current IKr of the heart (via hERG channel-inhibition) have the potential to cause hypoxia-related teratogenic effects. However, this activity may be missed in conventional teratology studies because repeat dosing may cause resorptions. The aim of the
Hanna Phan et al.
Drugs, 69(18), 2541-2576 (2009-12-01)
Allergic rhinitis (AR) affects a large percentage of paediatric patients. With the wide array of available agents, it has become a challenge to choose the most appropriate treatment for patients. Second-generation antihistamines have become increasingly popular because of their comparable
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