4-Aminobenzamidine Dihydrochloride (DAB-II)

A high-purity benzamidine-based protease inhibitor widely used as a biochemical research reagent and specialty laboratory intermediate. Its stable aromatic structure and reactive amidine functional group make it valuable for enzyme inhibition studies, protein purification, and biochemical assay development.

CAS No: 2498-50-2

Formula

C₇H₁₁Cl₂N₃

Main Uses

Protease inhibition research, biochemical assays, enzyme purification studies, and pharmaceutical research applications.

Appearance

Off-white to pale yellow crystalline powder.

Handling

Avoid dust formation or direct contact; the primary hazard is mild respiratory and eye irritation from airborne particles

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Safety Highlights

Supplied for research and specialty chemical applications, this compound should be handled according to SDS guidance and standard laboratory safety practices. Proper storage and controlled handling help maintain chemical stability and reduce exposure risks.

Flammable Liquid

Stable under normal laboratory conditions; combustible organic compound.

Toxic on Contact

Inhalation of dust may cause mild respiratory irritation.

Corrosive Agent

Contact may cause temporary irritation or redness.

Emergency Measures

Use CO₂, dry chemical powder, or foam extinguishers; flush exposed skin or eyes with water if contact occurs.

Proper Storage

Store in airtight containers in a cool, dry, and well-ventilated area.

Regulatory ID

Transport classification may vary; consult SDS documentation.

Environmental Care

Prevent release into drains or soil; dispose of chemical waste responsibly.

PPE Required

● Chemical-resistant gloves (Nitrile) ● Safety goggles or protective eyewear ● Standard laboratory protective clothing (Lab coat) ● Approved dust mask or respirator when handling powder

Frequently Asked Questions

This section answers common questions to support safe handling, storage, and research use of 4-Aminobenzamidine Dihydrochloride (DAB-II).

What is this compound mainly used for?

It is commonly used as a protease inhibitor in biochemical and enzymology research, especially for studies involving trypsin.

Does inhalation pose a risk during laboratory handling?

Fine powder may irritate the respiratory tract, so handling in a well-ventilated area or fume hood is recommended.

What should be done if the compound contacts skin?

Wash the affected area thoroughly with soap and water and seek medical advice if irritation persists.

How should the compound be stored?

Store in airtight containers in a cool, dry, and ventilated environment away from moisture.

Does this compound have environmental concerns?

It should be disposed of according to chemical waste regulations and should not be released into drains or soil.

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