Benzenesulfonyl hydrazide
Benzenesulfonyl hydrazide (CAS: 80-17-1) is a chemical compound with the linear formula C6H5SO2NHNH2 and a molecular weight of 172.20 g/mol. It is an organic building block primarily utilised in chemical synthesis. Available at a purity of 98%, this compound serves as a key intermediate in various organic reactions, contributing to the development of diverse chemical products and research endeavours.
- IUPAC
- BSH,Benzenesulfonylhydrazine,Porofor BSH
- Synonyms
- BSHBenzenesulfonylhydrazinePorofor BSH

Organic Synthesis Intermediate
Benzenesulfonyl hydrazide serves as a valuable intermediate in the synthesis of heterocyclic compounds and other complex organic molecules. Its reactive functional groups allow for versatile transformations in multi-step synthetic pathways.
Reagent in Organic Chemistry
This compound acts as a reagent in specific organic reactions, facilitating the introduction of the benzenesulfonylhydrazide moiety or participating in condensation and cyclization reactions. It is often employed in academic and industrial research settings.
Potential Blowing Agent
As a sulfonyl hydrazide derivative, it possesses characteristics that can be leveraged in the formulation of blowing agents for polymers, although this application requires careful consideration of decomposition temperatures and gas evolution.
| Molecular weight | 172.20 |
|---|---|
| Linear formula | C6H5SO2NHNH2 |
| Assay | 98% |
| Melting point | 101-103 °C(lit.) |

Hazard statements
- H242Heating may cause a fire
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3226A4 4.1 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F |
| Risk statements (R) | 11 |
| Safety statements (S) | 15-16-22-24/25 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Benzenesulfonyl hydrazide used for?
+
Benzenesulfonyl hydrazide is primarily used as an intermediate in organic synthesis and as a reagent in various chemical reactions. It can also find applications as a component in blowing agent formulations.
What is the CAS number and formula for Benzenesulfonyl hydrazide?
+
The CAS number for Benzenesulfonyl hydrazide is 80-17-1, and its linear formula is C6H5SO2NHNH2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Benzenesulfonyl hydrazide with an assay of 98%. This product is not represented as USP, BP, EP, or any other pharmacopoeial grade.
How should Benzenesulfonyl hydrazide be handled safely?
+
Benzenesulfonyl hydrazide is a flammable solid that may intensify fire. It requires careful handling to avoid ignition sources. Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Ensure adequate ventilation and use appropriate respiratory protection.
Is Benzenesulfonyl hydrazide a controlled substance?
+
Based on the provided data, Benzenesulfonyl hydrazide (CAS: 80-17-1) is not indicated as a controlled substance. However, regulations can vary by jurisdiction.
How is Benzenesulfonyl hydrazide shipped and exported?
+
Benzenesulfonyl hydrazide is shipped and exported according to relevant transportation regulations for hazardous materials, specifically UN 3226A4 for flammable solids. TSS ensures compliance with international shipping standards.
How can I request a quote or sample for Benzenesulfonyl hydrazide?
+
To request a quote or sample of Benzenesulfonyl hydrazide, please contact our sales team through the website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis