2-Hydrazino-4-phenylthiazole
2-Hydrazino-4-phenylthiazole (CAS: 34176-52-8), with the molecular formula C9H9N3S and a molecular weight of 191.25 g/mol, is a key heterocyclic building block. It is primarily utilised in chemical synthesis for the development of novel compounds. This thiazole derivative is supplied by TSS with an assay of 97%.
- IUPAC
- 4-Phenyl-2(3H)-thiazolone hydrazone

Chemical Synthesis
2-Hydrazino-4-phenylthiazole serves as a versatile intermediate in organic synthesis. Its structure allows for diverse chemical transformations, making it valuable for creating more complex molecules.
Heterocyclic Chemistry
As a substituted thiazole, this compound is an important building block for researchers working in heterocyclic chemistry. It facilitates the construction of various fused or substituted ring systems.
Research and Development
This chemical finds application in academic and industrial research settings, particularly in the exploration of new chemical entities for potential pharmaceutical or material science applications.
| Molecular weight | 191.25 |
|---|---|
| Empirical formula | C9H9N3S |
| Assay | 97% |
| Melting point | 163-167 °C |


Hazard statements
- H301Toxic if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| 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 2-Hydrazino-4-phenylthiazole used for?
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2-Hydrazino-4-phenylthiazole is primarily used as a building block in chemical synthesis and heterocyclic chemistry research.
What are the CAS number and molecular formula for 2-Hydrazino-4-phenylthiazole?
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The CAS number is 34176-52-8, and the molecular formula is C9H9N3S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydrazino-4-phenylthiazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2-Hydrazino-4-phenylthiazole be handled safely?
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This compound is classified as Danger, with hazards including acute toxicity if swallowed (H301) and serious eye damage (H318). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, faceshields, and gloves, should be used. Handle in a well-ventilated area and avoid dust formation.
How is 2-Hydrazino-4-phenylthiazole shipped?
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2-Hydrazino-4-phenylthiazole is shipped according to UN 2811, Class 6.1, Packing Group III regulations. TSS is a global supplier and exporter of fine chemicals.
How can I request a quote or sample?
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To request a quote or a sample, please contact the Tech Serve Solutions sales team via the website or listed contact details.
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