Pyridinium chlorochromate
Pyridinium chlorochromate (CAS 26299-14-9), with the linear formula C5H6NClCrO3 and a molecular weight of 215.56, is a stable and versatile oxidising agent. It is primarily utilised for the mild and selective oxidation of alcohols in chemical synthesis. This reagent offers reliable performance for various organic transformations, making it a valuable tool in research and development laboratories.
- IUPAC
- PCC

Selective Alcohol Oxidation
Pyridinium chlorochromate is a preferred reagent for the selective oxidation of primary alcohols to aldehydes and secondary alcohols to ketones. Its mild nature helps prevent over-oxidation, preserving sensitive functional groups within the molecule.
Chemical Synthesis Reagent
As a key synthetic reagent, PCC facilitates important transformations in organic chemistry. It is employed in multi-step syntheses where precise control over oxidation state is critical.
Chromate-Based Oxidising Agent
Belonging to the class of chromate oxidising agents, this compound provides a reliable method for introducing oxygen atoms into organic substrates under controlled conditions.
| Molecular weight | 215.56 |
|---|---|
| Linear formula | C5H6NClCrO3 |
| Assay | 98% |
| Application | Stable versatile oxidizing agent for mild and selective oxidation of alcohols. |
| Melting point | 205-208 °C(lit.) |




Hazard statements
- H272May intensify fire; oxidiser
- H317May cause an allergic skin reaction
- H350I
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P220Keep away from clothing and combustible materials
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P308IF exposed or concerned
- P501Dispose of contents and container per local regulations
| 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 1479 5.1 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | O,T,N |
| Risk statements (R) | 49-8-43-50/53 |
| Safety statements (S) | 53-45-60-61 |
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 Pyridinium chlorochromate (CAS 26299-14-9) used for?
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Pyridinium chlorochromate is primarily used as a stable and versatile oxidising agent for the mild and selective oxidation of alcohols in chemical synthesis.
What is the CAS number and formula for Pyridinium chlorochromate?
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The CAS number for Pyridinium chlorochromate is 26299-14-9, and its linear formula is C5H6NClCrO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pyridinium chlorochromate with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Pyridinium chlorochromate be handled safely?
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Pyridinium chlorochromate is a strong oxidiser and is harmful if inhaled or if it contacts skin. It may cause cancer and is toxic to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment including eyeshields, faceshields, gloves, and a suitable respirator, in a well-ventilated area. Always consult the Safety Data Sheet (SDS) before use.
How is Pyridinium chlorochromate shipped and exported?
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Pyridinium chlorochromate is shipped internationally according to UN 1479, Class 5.1, Packing Group II regulations. Tech Serve Solutions has extensive experience in global export logistics for chemical reagents.
How can I request a quote or sample for Pyridinium chlorochromate?
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To request a quote or a sample of Pyridinium chlorochromate, please contact our sales team through the website or by phone, providing your details and requirements.
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