α-Hydroxy-2-pyridinemethanesulfonic acid
α-Hydroxy-2-pyridinemethanesulfonic acid (CAS 3343-41-7), with the molecular formula C6H7NO4S and a molecular weight of 189.19 g/mol, is a specialized chemical compound. It functions primarily as an inhibitor of photosynthesis. This pyridines derivative is supplied by Tech Serve Solutions for research and synthesis applications, offering a purity of 97%.
- IUPAC
- (2-Pyridyl)hydroxymethanesulfonic acid

Photosynthesis Inhibition
This compound acts as an inhibitor of photosynthesis. Its specific mechanism can be leveraged in biochemical research and studies focused on plant physiology and energy transfer processes within chloroplasts.
Chemical Synthesis
As a heterocyclic building block, α-Hydroxy-2-pyridinemethanesulfonic acid is valuable in organic synthesis. It can be employed in the construction of more complex molecules, particularly those incorporating pyridine rings or sulfonic acid functionalities.
Research and Development
Utilised in laboratory settings, this chemical serves as a reagent for various research endeavours. Its unique structure makes it a potential starting material or intermediate in the development of novel compounds with specific biological or chemical properties.
| Molecular weight | 189.19 |
|---|---|
| Empirical formula | C6H7NO4S |
| Assay | 97% |
| Application | Inhibitor of photosynthesis. |
| Melting point | 224-227 °C (subl.)(lit.)224-227 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2585 8/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 α-Hydroxy-2-pyridinemethanesulfonic acid used for?
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α-Hydroxy-2-pyridinemethanesulfonic acid is primarily used as an inhibitor of photosynthesis. It also serves as a building block in chemical synthesis and for research and development purposes.
What are the CAS number and chemical formula for α-Hydroxy-2-pyridinemethanesulfonic acid?
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The CAS number is 3343-41-7 and the chemical formula is C6H7NO4S.
What grade and purity does Tech Serve Solutions supply for α-Hydroxy-2-pyridinemethanesulfonic acid?
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Tech Serve Solutions supplies α-Hydroxy-2-pyridinemethanesulfonic acid with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should α-Hydroxy-2-pyridinemethanesulfonic acid be handled?
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This compound is classified as Dangerous and causes severe skin burns and eye damage (H314). Handle with extreme care, using appropriate personal protective equipment including eyeshields, face shields, gloves, and respiratory protection. Ensure adequate ventilation.
How is α-Hydroxy-2-pyridinemethanesulfonic acid packed and shipped?
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α-Hydroxy-2-pyridinemethanesulfonic acid is shipped as UN 2585, Class 8, Packing Group 3. Packaging is designed to meet all regulatory requirements for the safe transport and export of hazardous chemicals.
How can I request a sample or quote for α-Hydroxy-2-pyridinemethanesulfonic acid?
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To request a sample or obtain a quotation, please contact our sales team through the TSS website or by phone, providing the product name and CAS number (3343-41-7).
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