4-AMINO-2-BROMOPYRIMIDINE-5-CARBONITRILE - Names and Identifiers
4-AMINO-2-BROMOPYRIMIDINE-5-CARBONITRILE - Physico-chemical Properties
Molecular Formula | C5H3BrN4
|
Molar Mass | 199.01 |
Density | 1.944g/cm3 |
Melting Point | 254°C (dec.)(lit.) |
Boling Point | 457.658°C at 760 mmHg |
Flash Point | 230.584°C |
Vapor Presure | 0mmHg at 25°C |
Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
Refractive Index | 1.67 |
4-AMINO-2-BROMOPYRIMIDINE-5-CARBONITRILE - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
|
WGK Germany | 3 |
Hazard Note | Irritant |
4-AMINO-2-BROMOPYRIMIDINE-5-CARBONITRILE - Introduction
It is an organic compound with the formula C5H3BrN4. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: It is a solid, usually in the form of white or off-white crystals.
-Melting point: The melting point of this compound is about 218-221°C.
-Solubility: The solubility in water is low, but it has good solubility in some organic solvents (such as methanol, ethanol, dimethyl ketone, etc.).
Use:
-Chemical reagents: often used as intermediates and reagents in organic synthesis.
-Drug research: The compound can be used in the development and research of new drugs in the field of medicine.
Preparation Method:
The preparation of
can be carried out by the following reaction steps:
1.3-Amino -2-bromopyrimidine is reacted with dimethyl sulfoxide in an appropriate solvent and heated to an appropriate temperature under a protective atmosphere to generate 2-bromo-3-aminopyrimidine.
2. react 2-bromo-3-aminopyrimidine with sodium cyanide to obtain pyridine.
Safety Information:
-must belong to organic cyanide compounds, have certain toxicity, should avoid inhalation, swallowing or direct contact.
-Appropriate personal protective measures such as chemical protective gloves, goggles and respiratory protection should be taken when using the compound.
-should be stored in a dry, well-ventilated place, away from fire and flammable materials.
Last Update:2024-04-09 02:00:49