5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol
5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol (CAS: 32058-82-5) is a heterocyclic organic compound with the molecular formula C8H7N3OS and a molecular weight of 193.23 g/mol. This compound serves as a valuable building block in chemical synthesis. Its structure features an oxadiazole ring substituted with an aminophenyl group and a thiol functional group, making it a versatile intermediate for developing more complex molecules.
- IUPAC
- 2-(4-Aminophenyl)-1,3,4-oxadiazole-5-thione,5-(4-Aminophenyl)-1,3,4-oxadiazole-2(3H)-thione
- Synonyms
- 32058-82-5C8H7N3OS2-(4-Aminophenyl)-1,3,4-oxadiazole-5-thione5-(4-Aminophenyl)-1,3,4-oxadiazole-2(3H)-thione

Pharmaceutical Intermediate
Utilised in the synthesis of novel drug candidates. The aminophenyl and thiol functionalities offer reactive sites for derivatisation in medicinal chemistry programmes.
Agrochemical Research
Serves as a precursor for developing new agrochemicals. Its heterocyclic structure can impart desirable properties in the design of pesticides or herbicides.
Materials Science
Investigated for its potential use in functional materials. The presence of nitrogen and sulfur atoms can influence electronic or optical properties in polymers or organic semiconductors.
Organic Synthesis Reagent
A versatile building block for creating diverse organic structures. It can participate in various coupling reactions or heterocyclic ring formations.
| Molecular weight | 193.23 |
|---|---|
| Empirical formula | C8H7N3OS |
| Assay | 97% |
| Melting point | 235 °C (dec.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol used for?
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This compound is primarily used as a building block in chemical synthesis, particularly in the development of pharmaceutical intermediates, agrochemicals, and functional materials.
What are the CAS number and formula for 5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol?
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The CAS number is 32058-82-5 and the empirical formula (Hill notation) is C8H7N3OS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, faceshields, and gloves. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes.
Is 5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol a controlled substance?
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Based on the provided data, there is no indication that this compound is a controlled substance.
How is this chemical packed and shipped?
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This chemical is carefully packed and exported by Tech Serve Solutions, adhering to all relevant shipping regulations for fine chemicals.
How can I request a sample or quote?
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To request a sample or obtain a quote for 5-(4-Aminophenyl)-1,3,4-oxadiazole-2-thiol, please contact our sales team through the website or by phone.
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