2-Chloro-5-hydroxymethylpyridine
2-Chloro-5-hydroxymethylpyridine (CAS 21543-49-7), with a molecular formula of C6H6ClNO and a molecular weight of 143.57 g/mol, is a key halogenated heterocyclic building block. This pyridine derivative is primarily utilized in organic synthesis and chemical research as an intermediate for constructing more complex molecular architectures. Its specific structure lends itself to various synthetic transformations, making it a valuable component in the development of novel compounds within the fine chemical and pharmaceutical sectors.

Organic Synthesis Intermediate
2-Chloro-5-hydroxymethylpyridine serves as a versatile intermediate in the synthesis of diverse organic molecules. Its functional groups allow for various chemical modifications, facilitating the construction of complex structures.
Pharmaceutical Research
This compound is employed in the research and development of new pharmaceutical agents. Its pyridine core and reactive sites are valuable for creating novel drug candidates.
Heterocyclic Chemistry
As a substituted pyridine, it is a useful building block in heterocyclic chemistry, enabling the exploration of new pyridine-based compounds with potential applications.
| Molecular weight | 143.57 |
|---|---|
| Empirical formula | C6H6ClNO |
| Assay | 98% |
| Melting point | 51-54 °C(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 2-Chloro-5-hydroxymethylpyridine primarily used for?
+
2-Chloro-5-hydroxymethylpyridine is primarily used as an intermediate in organic synthesis and in pharmaceutical research for developing new compounds.
What are the CAS number and molecular formula for 2-Chloro-5-hydroxymethylpyridine?
+
The CAS number is 21543-49-7 and the molecular formula is C6H6ClNO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2-Chloro-5-hydroxymethylpyridine with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2-Chloro-5-hydroxymethylpyridine be handled safely?
+
2-Chloro-5-hydroxymethylpyridine is classified as an irritant (H315, H319, H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask (N95 type). Ensure adequate ventilation and avoid breathing dust.
Does Tech Serve Solutions export this chemical?
+
Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Chloro-5-hydroxymethylpyridine.
How can I request a sample or quote for 2-Chloro-5-hydroxymethylpyridine?
+
To request a sample or quote, please contact our sales department via the website or by phone.
▶ 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