Urotropin is another name for hexamethylenetetramine (chemical formula: C₆H₁₂N₄).

🔹 Chemical Information

• IUPAC Name: Hexamethylenetetramine
• Molecular Formula: C₆H₁₂N₄
• Molar Mass: 140.19 g/mol
• Structure: It is a cage-like compound made up of four nitrogen atoms linked by methylene (-CH₂-) groups.

🔹 Preparation

Urotropin is formed by the reaction of formaldehyde with ammonia.

6HCHO + 4NH₃→ C₆H₁₂N₄ + 6H₂O

🔹 Uses

1. Medicine: Used in the treatment of urinary tract infections (UTIs) because in acidic urine, it releases formaldehyde, which acts as an antiseptic.
2. Explosives: Used in the preparation of RDX (Cyclonite), a powerful explosive.
3. Fuel tablets: Used in solid fuel tablets for camping and military use (burns smokelessly).
4. Plastics & resins: Used in making phenol-formaldehyde resins.