Methyl L-histidinate dihydrochloride（CAS# 7389-87-9)
| Hazard Symbols | Xi – Irritant |
| Risk Codes | 36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 – Do not breathe dust. S24/25 – Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29332900 |
| Hazard Class | IRRITANT |
Introduction
L-Histidine methyl ester dihydrochloride is a chemical compound. The following is a description of the compound’s properties, uses, preparation methods, and safety information:
Quality:
- Appearance: White crystalline powder.
- Solubility: Soluble in water and alcohol-based solvents, insoluble in non-polar solvents.
Use:
- L-Histidine methyl ester dihydrochloride is commonly used as a catalyst in organic synthesis. It plays a catalytic role in specific chemical reactions, such as esterification and alcohol condensation.
Method:
- L-Histidine Methyl Ester dihydrochloride is usually prepared by reacting N-benzyl-L-histidine methyl ester with hydrochloric acid under appropriate conditions.
- This synthesis method is relatively simple and can be performed in a laboratory.
Safety Information:
- L-Histidine Methyl Ester Dihydrochloride is generally safe to handle, but because it is a chemical, the following safety precautions must be taken:
- Contact: Avoid direct skin contact to avoid irritation.
- Inhalation: Avoid inhaling dust or gases. Good ventilation conditions should be maintained when handling this compound.
- Fire extinguishing: In the event of a fire, extinguish the fire with an appropriate extinguishing agent.
