2-Benzyl-2-thiopseudourea hydrochloride
2-Benzyl-2-thiopseudourea hydrochloride (CAS: 538-28-3) is an organic compound with the formula C6H5CH2SC(=NH)NH2 · HCl and a molecular weight of 202.70 g/mol. This thiourea derivative serves as a valuable building block in chemical synthesis. It is primarily utilised in the field of organic synthesis for creating more complex molecules.
- IUPAC
- S-Benzylisothiourea hydrochloride,S-Benzylthiuronium chloride

Organic Synthesis Intermediate
This compound functions as a versatile intermediate in organic synthesis. Its structure allows for various chemical transformations, making it useful for constructing more complex organic molecules.
Research and Development
As a fine chemical, 2-Benzyl-2-thiopseudourea hydrochloride is employed in research laboratories. It supports studies in medicinal chemistry and materials science, aiding in the development of novel compounds and materials.
Building Block for Heterocycles
The thiourea moiety within the molecule makes it a useful precursor for the synthesis of various heterocyclic compounds, which are important structures in pharmaceuticals and agrochemicals.
| Molecular weight | 202.70 |
|---|---|
| Linear formula | C6H5CH2SC(=NH)NH2 · HCl |
| Assay | 98% |
| Solubility | methanol: soluble1 g/10 mL, clear, colorless to very faintly yellow |
| Melting point | 177-179 °C(lit.) |

Hazard statements
- H300Fatal if swallowed
Precautionary statements
- P264Wash thoroughly after handling
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 36/37/39-45 |
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-Benzyl-2-thiopseudourea hydrochloride used for?
+
2-Benzyl-2-thiopseudourea hydrochloride is primarily used as a building block and intermediate in organic synthesis and research and development.
What is the CAS number and molecular formula for 2-Benzyl-2-thiopseudourea hydrochloride?
+
The CAS number is 538-28-3 and the molecular formula is C6H5CH2SC(=NH)NH2 · HCl.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Benzyl-2-thiopseudourea hydrochloride with an assay of 98%. This product is not classified as USP, BP, or EP grade.
How should 2-Benzyl-2-thiopseudourea hydrochloride be handled safely?
+
This compound is acutely toxic if swallowed (H300) and requires careful handling. Wear safety goggles, face shields, gloves, and appropriate respiratory protection (type P2 respirator cartridges). Refer to the Safety Data Sheet for full details.
Is this chemical available for export?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can fulfil export orders for 2-Benzyl-2-thiopseudourea hydrochloride.
How can I request a quote or sample?
+
To request a quote or sample, please contact our sales team via the website or by phone, providing the product name and CAS number.
▶ 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