2-Amino-4-chlorobenzenethiol
2-Amino-4-chlorobenzenethiol (CAS: 1004-00-8) is an organic compound with the formula H2NC6H3(Cl)SH and a molecular weight of 159.64 g/mol. This thiol derivative serves as a valuable building block in organic synthesis. It is primarily utilised in the creation of more complex molecules and in the development of novel chemical entities within research and development settings.

Organic Synthesis
Serves as a key intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations.
Pharmaceutical Intermediates
Utilised in the research and development of potential pharmaceutical agents. The structure can be incorporated into drug discovery programmes.
Material Science
May be employed in the development of novel materials where its sulfur and amine functionalities are beneficial for specific properties.
Chemical Research
A useful reagent for academic and industrial research laboratories exploring new chemical pathways and molecular architectures.
| Molecular weight | 159.64 |
|---|---|
| Linear formula | H2NC6H3(Cl)SH |
| Assay | 96% |
| Melting point | 56-61 °C(lit.) |

Hazard statements
- 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, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3335 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Amino-4-chlorobenzenethiol used for?
+
2-Amino-4-chlorobenzenethiol is primarily used as a building block in organic synthesis, particularly in the research and development of pharmaceutical intermediates and novel chemical entities.
What is the CAS number and formula for 2-Amino-4-chlorobenzenethiol?
+
The CAS number is 1004-00-8 and the chemical formula is H2NC6H3(Cl)SH.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Amino-4-chlorobenzenethiol with a minimum assay of 96%. This product is suitable for research and chemical synthesis; TSS does not represent it as USP, BP, or EP grade.
How should 2-Amino-4-chlorobenzenethiol be handled?
+
Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust, fumes, gas, mist, vapours, or spray. The compound is classified as an irritant.
Is 2-Amino-4-chlorobenzenethiol a controlled substance?
+
The provided data does not indicate that 2-Amino-4-chlorobenzenethiol is a controlled substance.
How is 2-Amino-4-chlorobenzenethiol packed and shipped?
+
2-Amino-4-chlorobenzenethiol is carefully packed for safe transit and is available for export globally by Tech Serve Solutions.
How can I request a quote or sample?
+
To request a quote or sample of 2-Amino-4-chlorobenzenethiol, please contact the Tech Serve Solutions sales team through our website or by phone.
▶ 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