Benzenesulfonyl Isocyanate - Names and Identifiers
Benzenesulfonyl Isocyanate - Physico-chemical Properties
Molecular Formula | C7H5NO3S
|
Molar Mass | 183.18 |
Density | 1.369g/mLat 25°C(lit.) |
Boling Point | 130°C9mm Hg(lit.) |
Flash Point | >230°F |
Vapor Presure | 0.0104mmHg at 25°C |
Appearance | clear liquid |
Color | Colorless to Almost colorless |
BRN | 743441 |
Storage Condition | 2-8°C |
Sensitive | Moisture Sensitive |
Refractive Index | n20/D 1.536(lit.) |
Benzenesulfonyl Isocyanate - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | R20/22 - Harmful by inhalation and if swallowed.
R36/38 - Irritating to eyes and skin.
R42 - May cause sensitization by inhalation
|
Safety Description | S23 - Do not breathe vapour.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
|
UN IDs | UN 2922 8/PG 1 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 10-19-21 |
HS Code | 29291000 |
Hazard Class | 6.1 |
Packing Group | II |
Benzenesulfonyl Isocyanate - Upstream Downstream Industry
Benzenesulfonyl Isocyanate - Introduction
Phenylsulfonyl isocyyanate (Phenylsulfonyl isocyyanate) is an organic compound with the chemical formula C7H5NO3S. It is a colorless to yellowish liquid with a pungent odor. The following is a detailed description of its nature, use, preparation and safety information:
Nature:
1. Appearance: colorless to yellowish liquid
2. Molecular Weight: 183.19g/mol
3. Melting Point:-8 ℃
4. Boiling point: 167-168 ℃
5. Density: 1.42 g/mL
6. Solubility: Soluble in organic solvents, such as ether, acetone and dimethylformamide
Use:
One of the main uses of Phenylsulfonyl isocyanate is as an intermediate in organic synthesis, used in the synthesis of a variety of organic compounds. It can be used to prepare compounds such as pharmaceuticals, dyes, fragrances and preservatives. In addition, Phenylsulfonyl isocyyanate can also be used as a reaction reagent, for example, for the derivatization of amino acids and the synthesis of polymers.
Method:
The preparation of Phenylsulfonyl isocyanate is usually obtained by the reaction of benzenesulfonyl chloride and carbodiimide. The specific preparation method may vary slightly depending on the experimental conditions and requirements.
Safety Information:
The use of Phenylsulfonyl isocyyanate requires attention to its irritation. It can cause irritation and damage to the eyes, skin and respiratory system. Wear appropriate personal protective equipment such as gloves, goggles and gas masks when operating. Avoid direct contact with skin and eyes, and make sure to operate in a well-ventilated area. If you come into contact with this substance, rinse immediately with plenty of water and seek medical help.
In addition, Phenylsulfonyl isocyyanate needs to be careful to prevent leakage, avoid fire sources, and keep away from oxidants and combustibles during storage and transportation.
Last Update:2024-04-09 20:52:54