5,7-Dichloroisatin
5,7-Dichloroisatin (CAS 6374-92-1) is a halogenated heterocyclic compound with the molecular formula C8H3Cl2NO2 and a molecular weight of 216.02 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for the construction of complex molecules. Its structure lends itself to further chemical modifications, making it a useful intermediate in the development of novel compounds for research and potential therapeutic applications.
- Synonyms
- C8H3Cl2NO22,4-Dichloroisatin

Organic Synthesis Intermediate
5,7-Dichloroisatin is employed as a versatile intermediate in multi-step organic synthesis pathways. Its dichlorinated isatin core can be readily functionalised to create diverse chemical structures.
Heterocyclic Chemistry
As a halogenated heterocyclic building block, this compound is utilised in the synthesis of novel heterocyclic systems. It is particularly relevant for researchers exploring indole derivatives and related structures.
Research and Development
This compound is a key reagent in academic and industrial research laboratories. It facilitates the exploration of new chemical reactions and the discovery of molecules with potential biological activity.
| Molecular weight | 216.02 |
|---|---|
| Empirical formula | C8H3Cl2NO2 |
| Assay | 97% |
| Melting point | 218-223 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| Safety statements (S) | 37/39 |
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 5,7-Dichloroisatin used for?
+
5,7-Dichloroisatin is primarily used as a building block and intermediate in organic synthesis, particularly within heterocyclic chemistry and for research and development purposes.
What is the CAS number and chemical formula for 5,7-Dichloroisatin?
+
The CAS number for 5,7-Dichloroisatin is 6374-92-1, and its empirical formula (Hill notation) is C8H3Cl2NO2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 5,7-Dichloroisatin with an assay of 97%. This is typically considered a research or technical grade, and is not represented as USP, BP, or EP grade.
How should 5,7-Dichloroisatin be handled safely?
+
5,7-Dichloroisatin is classified as dangerous. It is harmful if swallowed (H302) and causes serious eye damage (H318). Appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, face shields, and gloves, must be worn during handling. Avoid dust formation and inhalation.
Can 5,7-Dichloroisatin be exported?
+
Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 5,7-Dichloroisatin, adhering to all relevant shipping regulations.
How can I request a sample or quote for 5,7-Dichloroisatin?
+
To request a sample or obtain a quote for 5,7-Dichloroisatin, please contact our sales team through the provided channels on our website.
▶ 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