1 3-bis[3-(dimethylamino)propyl]urea（CAS# 52338-87-1)

Introduction

1,3-Bis[3-(dimethylamino)propyl]urea, also known as DMTU, is an organic compound. The following is an introduction to its nature, use, manufacturing methods and safety information:

Quality:

- Appearance: DMTU is a colorless or light yellow solid.

- Solubility: DMTU has good solubility in common solvents such as water, alcohols, and ethers.

- Stability: DMTU is relatively stable under common chemical conditions.

Use:

- Urami-agent: DMTU is a ururalizing agent that can be used to synthesize urea gum, spandex fibers and spandex elastane fibers, among others.

- Flame retardants: DMTU can be used as a halogen-free flame retardant in synthetic materials such as polyamide resins, polyurethane resins, and polyimides to improve their flame retardant properties.

Method:

- DMTU mainly reacts with dimethylamine with 3-chloroacetone to form an intermediate, and then reacts with urea to obtain the final product.

Safety Information:

- DMTU is not currently classified as a carcinogen or toxic substance.

- When using or handling DMTUs, care should be taken to follow relevant safety operating procedures, such as preventing inhalation or contact with skin and eyes, and ensuring a well-ventilated work environment.

- When storing and transporting, contact with oxidants and strong acids should be avoided to avoid dangerous reactions.