5-Chlorosalicylaldehyde
5-Chlorosalicylaldehyde (CAS: 635-93-8), with the molecular formula ClC6H3(OH)CHO and a molecular weight of 156.57 g/mol, is an aromatic organic compound. It is characterised by the presence of both aldehyde and hydroxyl functional groups, along with a chlorine substituent on the benzene ring. This structure makes it a versatile intermediate in organic synthesis, particularly for the preparation of more complex molecules and active pharmaceutical ingredients.
Organic Synthesis Intermediate
5-Chlorosalicylaldehyde serves as a key building block in the synthesis of various organic compounds. Its reactive aldehyde and hydroxyl groups allow for diverse chemical transformations, facilitating the construction of heterocyclic systems and other complex molecular frameworks.
Pharmaceutical Precursor
This compound is utilised in the multi-step synthesis of active pharmaceutical ingredients (APIs). It provides a functionalised aromatic core that can be elaborated into drug candidates for various therapeutic areas.
Dye and Pigment Manufacturing
The structural features of 5-Chlorosalicylaldehyde lend themselves to its use in the synthesis of specialised dyes and pigments, where its chromophoric properties can be exploited.
| Molecular weight | 156.57 |
|---|---|
| Linear formula | ClC6H3(OH)CHO |
| Assay | 98% |
| Melting point | 100-102 °C(lit.) |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H400Very toxic to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| 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 5-Chlorosalicylaldehyde used for?
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5-Chlorosalicylaldehyde is primarily used as an intermediate in organic synthesis, a precursor in pharmaceutical manufacturing, and in the creation of dyes and pigments.
What are the CAS number and molecular formula for 5-Chlorosalicylaldehyde?
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The CAS number is 635-93-8, and the molecular formula is ClC6H3(OH)CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Chlorosalicylaldehyde with a minimum assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 5-Chlorosalicylaldehyde be handled safely?
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Handle 5-Chlorosalicylaldehyde with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation. It is classified as an irritant and is hazardous to the aquatic environment, requiring careful handling to avoid dust inhalation and skin/eye contact, and to prevent release into waterways.
How is 5-Chlorosalicylaldehyde packed and exported?
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5-Chlorosalicylaldehyde is packed in accordance with international shipping regulations for hazardous materials. As a global supplier and exporter, Tech Serve Solutions ensures all shipments meet the required safety and documentation standards for chemical export.
How can I request a sample or quote for 5-Chlorosalicylaldehyde?
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To request a sample or obtain a quote for 5-Chlorosalicylaldehyde, please contact our sales department via the website or by phone, providing your specific requirements.
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