Loading...
Chemical structure of Tecastemizole

GC64545

Tecastemizole

Also known as 1-[(4-fluorophenyl)methyl]-N-piperidin-4-ylbenzimidazol-2-amine

Tecastemizole (Norastemizole), a major metabolite of Astemizole, is a potent and selective H1 receptor antagonist

ChemicalCAS75970-99-9MW324.4FormulaC19H21FN4
CAS number
75970-99-9
Molecular weight
324.4
Formula
C19H21FN4
Solubility
DMSO ： 100 mg/mL (308·26 mM; ultrasonic and warming and heat to 60°C)
InChIKey
SFOVDSLXFUGAIV-UHFFFAOYSA-N
Catalogue number
GC64545
Brand
GLPBIO
Computed properties PubChem CID 123618 · XLogP 3.6 · TPSA 41.9 Ų · H-bond donors 2
XLogP
3.6
TPSA
41.9 Ų
H-bond donors
2
H-bond acceptors
4
Rotatable bonds
4
Heavy atoms
24

SMILES C1CNCCC1NC2=NC3=CC=CC=C3N2CC4=CC=C(C=C4)F

Computed descriptors from PubChem (CID 123618), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.