IDRA-21 – Solution (45mg/mL)


✓ High quality reference material

✓ Approximately 45mg per 1mL

✓ Contains 30mL per bottle (1350mg IDRA-21)

✓ Estimated 30-90 days of research supply

Out of stock

ApplicationAMPA Positive Allosteric Modulator
Molar Mass232.69 g/mol
Chemical FormulaC8H9ClN2O2S
IUPAC Name7-chloro-3-methyl-3,4-dihydro-2H-1ÃŽ»6,2,4-benzothiadiazine 1,1-dioxide
SynonymsIDRA21, IDRA 21, 7-Chloro-3-methyl-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide, (+)-IDRA-21, (-)-IDRA-21
StorageStore at room temperature, tightly sealed, away from heat, light and moisture.
SolubilitySoluble in DMSO and Acetone. Soluble in Propylene Glycol (slightly).
Organoleptic ProfileClear liquid
Physical FormLiquid, solved in Propylene Glycol (75%) and Food Grade (USP) Acetone (25%).
Specification45mg/mL±10% in 30mL, purity 99%+. Chemical analysis available on request.


Idra-21 is an AMPA PAM and has shown powerful cognition enhancement in primates, that is easily transferable to humans as AMPA PAMs have many times proven to enhance cognition in healthy people. The first nootropic, Piracetam, is an AMPA PAM and cholinergic.

WARNING: This product contains food grade (USP) acetone, which is extremely flammable. Keep away from fire and handle with caution.


Scientific discussion is purely for educational purposes. This is not medical advice.