(4-Nitrophenyl)methanesulfonyl chloride - Names and Identifiers
(4-Nitrophenyl)methanesulfonyl chloride - Physico-chemical Properties
Molecular Formula | C7H6ClNO4S
|
Molar Mass | 235.64 |
Density | 1.570±0.06 g/cm3(Predicted) |
Melting Point | 91-92°C |
Boling Point | 396.4±25.0 °C(Predicted) |
Flash Point | 193.6°C |
Water Solubility | Reacts with water. |
Vapor Presure | 3.9E-06mmHg at 25°C |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Sensitive | Moisture Sensitive |
Refractive Index | 1.596 |
MDL | MFCD00034030 |
(4-Nitrophenyl)methanesulfonyl chloride - Risk and Safety
Risk Codes | R14 - Reacts violently with water
R29 - Contact with water liberates toxic gas
R34 - Causes burns
R22 - Harmful if swallowed
|
Safety Description | S22 - Do not breathe dust.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S30 - Never add water to this product.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
UN IDs | UN3261 |
Hazard Class | 8 |
Packing Group | II |
(4-Nitrophenyl)methanesulfonyl chloride - Introduction
(4-nitrophenyl)methanesulfonyl chloride is an organic compound with a chemical formula of C7H6ClNO5S. It is a light yellow crystal with a spicy smell. The following is a detailed description of the nature, use, preparation and safety information of (4-nitrophenyl)methanesulfonyl chloride:
Nature:
-Appearance: light yellow crystal
-Odor: Spicy smell
-Melting point: about 130-132°C
-Boiling Point: 273-275°C
-Density: 1.54g/cm³ (20°C)
-Solubility: Soluble in organic solvents such as dimethyl sulfoxide and ethanol, insoluble in water
Use:
- (4-nitrophenyl)methanesulfonyl chloride is a commonly used organic synthesis reagent, which can be used to prepare other compounds, such as acylating agents and chlorinated reagents.
-In the field of medicinal chemistry and organic synthesis, it is usually used as a reagent to quench amine groups, which can convert amine groups into sulfonyl chloride functional groups to initiate reactions.
-It can also be used to synthesize biologically active compounds, such as drugs and dyes.
Preparation Method:
General method for preparing (4-nitrophenyl)methanesulfonyl chloride:
1. At low temperature, in the presence of sodium carbonate or potassium carbonate, p-nitrotoluene is reacted with sulfonyl chloride.
2. After completion of the reaction, crystals of the product were obtained by cooling and filtration.
Safety Information:
- (4-nitrophenyl)methanesulfonyl chloride irritant to skin, eyes and respiratory tract, rinse with plenty of water immediately after contact and seek medical help.
-it is a pungent odor substances, the operation should pay attention to avoid inhalation of its vapor.
-It is necessary to operate in a well-ventilated area and wear suitable protective equipment, such as gloves, glasses and protective masks.
-Keep away from fire and oxidant to avoid contact with combustibles.
-Storage should be sealed and placed in a cool, dry place, away from fire and acid.
Last Update:2024-04-09 15:17:57