IDRA-21 – ≥98% pure powder (1 gram)

IDRA-21 is a synthetically produced experimental compound of analytical grade. Rexar supplies this product as ≥98% pure powder in units of 1 gram, intended exclusively for use in professional laboratory environments. Orders placed before 22:00 on weekdays are shipped the same day. Free shipping on orders over €100. Pickup at PostNL or DHL service points is available.

What is IDRA-21?

IDRA-21 (CAS: 22503-72-6) is part of the benzothiadiazine class of compounds and is studied in research settings for its unique molecular characteristics. It is used in controlled laboratory environments for stability testing, structural analysis, and comparative research with related substances such as aniracetam and sunifiram.

Product specifications

• Chemical name: IDRA-21
• CAS number: 22503-72-6
• Molecular formula: C₈H₉ClN₂O₂S
• Molecular weight: ±232.69 g/mol
• Structure: Benzothiadiazine derivative
• Form: White to pale yellow crystalline powder
• Purity: ≥98%
• Net content: 1 gram

Storage & stability

• Storage conditions: Store in a cool, dry and dark place (8–20 °C)
• Stability: At least 24 months under optimal storage conditions
• Safety: Keep out of reach of children

Applications in research

IDRA-21 is intended exclusively for use in scientific research laboratories, including:

• Structural analysis of benzothiadiazine derivatives
• Stability studies under various pH conditions
• HPLC and NMR-based purity evaluation
• Comparative molecular analysis within the racetam family

Not intended for consumption or medical use. Only suitable for regulated laboratory research purposes.

Packaging & shipping

• Sealed in an airtight, transparent laboratory-grade pouch
• No product identification on the exterior of the parcel
• Orders placed before 22:00 are shipped the same business day
• Free shipping on orders over €100
• Collection from PostNL or DHL pick-up points available

Why choose IDRA-21 from Rexar?

• Active since 2009 in analytical research compounds
• ≥98% purity – lab-tested batches
• Discreet and fast EU-wide delivery
• Expert technical support available

Frequently Asked Questions (FAQ)

Is IDRA-21 legal in the EU?

As of now, IDRA-21 is not classified as a controlled substance. Customers are responsible for ensuring compliance with local laws and regulations.

Is this product intended for human use?

No. IDRA-21 is for professional laboratory use only. It is not suitable for consumption, therapeutic application, or use in animals or humans.

How is IDRA-21 packaged?

It is supplied in a sealed laboratory pouch with no exterior product labeling. Shipping is discrete and neutral in appearance.

When will my order be delivered?

Orders placed before 22:00 (CET) on working days are shipped the same day and typically arrive the next business day.

Where can I find more information about IDRA-21?

Read our information page about IDRA-21 or explore our full overview of research compounds.

More about IDRA-21

View molecular data and chemical references on the official PubChem page for IDRA-21.

Disclaimer: This product is intended for use in professional laboratory environments only. Not for consumption or application in/on the human or animal body. Keep out of reach of children. Rexar is not liable for improper use.