1,2-Diisothiocyanatobenzene
1,2-Phenylene diisothiocyanate
CAS: 71105-17-4
Molecular Formula: C8H4N2S2
1,2-Diisothiocyanatobenzene - Names and Identifiers
1,2-Diisothiocyanatobenzene - Physico-chemical Properties
| Molecular Formula | C8H4N2S2 |
| Molar Mass | 192.26 |
| Melting Point | 56 °C |
| Storage Condition | Room Temprature |
| Sensitive | IRRITANT |
| MDL | MFCD00060366 |
1,2-Diisothiocyanatobenzene - Risk and Safety
| Risk Codes | 23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 2811 |
| Hazard Class | IRRITANT |
1,2-Diisothiocyanatobenzene - Introduction
1,2-Benzodiisothiocyanate (1,2-Phenylene diisothiocyanate) is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: colorless or light yellow crystal
-Molecular formula: C8H4N2S2
-Molecular weight: 188.26g/mol
-Melting point: 64-66°C
-Boiling point: 332°C
Use:
- 1,2-Benzenediisothiocyanate is often used in organic synthesis to prepare compounds with special functions.
-It can be used as a crosslinking agent to increase the mechanical properties and stability of materials in polymer synthesis.
- 1,2-Benzodiisothiocyanate can also be used for dye synthesis and preparation of other organic compounds.
Preparation Method:
The preparation of -1,2-benzene diisothiocyanate is generally obtained by reacting para-sodium disulfate or para-potassium disulfate with isocyanate under alkaline conditions.
Safety Information:
- 1,2-Benzodiisothiocyanate has certain toxicity, please pay attention to safe operation when using it, and avoid direct contact with skin and eyes.
-Wear suitable protective gloves, goggles and protective clothing when using.
-Avoid inhaling vapors and operate in a well-ventilated place.
-If inhaled or ingested accidentally, seek medical attention immediately. In case of contact with skin or eyes, wash them thoroughly.
-in the storage process, should be away from the fire and oxidant, stored in a cool, dry place, and with combustible and reducible materials stored separately.
Nature:
-Appearance: colorless or light yellow crystal
-Molecular formula: C8H4N2S2
-Molecular weight: 188.26g/mol
-Melting point: 64-66°C
-Boiling point: 332°C
Use:
- 1,2-Benzenediisothiocyanate is often used in organic synthesis to prepare compounds with special functions.
-It can be used as a crosslinking agent to increase the mechanical properties and stability of materials in polymer synthesis.
- 1,2-Benzodiisothiocyanate can also be used for dye synthesis and preparation of other organic compounds.
Preparation Method:
The preparation of -1,2-benzene diisothiocyanate is generally obtained by reacting para-sodium disulfate or para-potassium disulfate with isocyanate under alkaline conditions.
Safety Information:
- 1,2-Benzodiisothiocyanate has certain toxicity, please pay attention to safe operation when using it, and avoid direct contact with skin and eyes.
-Wear suitable protective gloves, goggles and protective clothing when using.
-Avoid inhaling vapors and operate in a well-ventilated place.
-If inhaled or ingested accidentally, seek medical attention immediately. In case of contact with skin or eyes, wash them thoroughly.
-in the storage process, should be away from the fire and oxidant, stored in a cool, dry place, and with combustible and reducible materials stored separately.
Last Update：2024-04-10 22:29:15
