3-Chloro-2-hydroxy-1-propanesulfonic acid sodium salt hydrate
3-Chloro-2-hydroxy-1-propanesulfonic acid sodium salt hydrate (CAS: 143218-48-8) is a specialised organic compound featuring both sulfonic acid and chlorinated alcohol functionalities. This hydrate form, with a molecular weight of 196.59 on an anhydrous basis, serves as a valuable building block in chemical synthesis. Its unique structure makes it suitable for various organic transformations and the introduction of specific functional groups in more complex molecules.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of diverse organic compounds. Its reactive sites allow for incorporation into complex molecular structures for research and development purposes.
Building Block for Specialty Chemicals
Serves as a fundamental building block in the creation of specialty chemicals. Its structure is amenable to further functionalisation, enabling the development of novel materials and compounds.
Research and Development
Employed in laboratory settings for R&D, facilitating the exploration of new chemical pathways and the synthesis of target molecules. Its availability supports academic and industrial research initiatives.
| Molecular weight | 196.59 (anhydrous basis) |
|---|---|
| Linear formula | ClCH2CH(OH)CH2SO3Na · xH2O |
| Assay | 95% |
| Melting point | 256 °C (dec.)(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 |
|---|---|
| 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 3-Chloro-2-hydroxy-1-propanesulfonic acid sodium salt hydrate used for?
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This compound is primarily used as a building block in organic synthesis and for research and development purposes in the creation of specialty chemicals.
What are the CAS number and formula for this product?
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The CAS number is 143218-48-8. The linear formula is ClCH₂CH(OH)CH₂SO₃Na · xH₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 95%. It is suitable for chemical synthesis and research. TSS does not represent this product as USP, BP, or EP grade.
How should this chemical be handled safely?
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This compound may cause skin irritation, serious eye irritation, and respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packaging for safe transport and compliance with international shipping regulations for chemical products.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the website or by phone. Our representatives will assist you with your inquiry.
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