Benzenesulfonyl semicarbazide
Category：Other Chemicals
Introduction
Benzenesulfonyl semicarbazide – Names and Identifiers
| Name | Benzenesulfonyl semicarbazide |
| Synonyms | Benzenesulfonyl semicarbazide 1-(Phenylsulfonyl)semicarbazide Benzene Sulphonyl Semicarbazide Benzenesulfonyl semicarbazide (BSS) 2-(Phenylsulfonyl)hydrazinecarboxamide Benzenesulfonic acid, 2-(aminocarbonyl)hydrazide |
| CAS | 10195-68-3 |
| EINECS | 233-857-6 |
Benzenesulfonyl semicarbazide – Physico-chemical Properties
| Molecular Formula | C7H9N3O3S |
| Molar Mass | 215.23 |
| Density | 1.438±0.06 g/cm3(Predicted) |
| Melting Point | 220-222 °C(Solv: ethanol (64-17-5)) |
| pKa | 8.83±0.43(Predicted) |
| Storage Condition | 2-8°C |
Benzenesulfonyl semicarbazide – Introduction
Benzenesulfonylsemicarbazide, also known as P-toluenesulfonyl semicarbazide, is an organic compound with the chemical formula C9H12N4O2S.
Benzenesulfonylsemicarbazide is a white crystalline powder, soluble in alcohol and ether. It has high thermal stability and chemical stability, and is relatively stable under neutral and weak acid conditions. This compound decomposes at high temperatures, producing toxic gases.
Benzenesulfonylsemicarbazide has a variety of uses in pharmaceutical and chemical laboratories. It can be used as a protecting group in organic synthesis reactions and can undergo substitution reactions with nucleophiles. In addition, benzenesulfonylsemicarbazide can also be used as a reagent for spectroscopic analysis and as a precursor of a catalyst.
The preparation method of benzenesulfonylsemicarbazide can be achieved by reacting p-toluenesulfonyl chloride with cysteine lipid. This reaction is usually carried out dry and without solvent, and the product is obtained after heating the reaction mixture.
Safety precautions are required when handling benzenesulfonylsemicarbazide. It is a highly irritating compound to the skin and eyes, and contact with the skin and eyes should be avoided. Appropriate protective equipment such as gloves and goggles should be worn during operation. In addition, care should be taken to prevent the generation of toxic gases during use and to operate in a well-ventilated place.
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