Pterine
Pterine (CAS: 2236-60-4, C6H5N5O, MW: 163.14) is a heterocyclic organic compound important in biochemistry. As a pteridine derivative, it serves as a fundamental building block for various biologically active molecules, including folic acid and riboflavin. Pterine is utilized in biochemical research, particularly in studies related to enzyme mechanisms, cofactors, and oxidation-reduction processes. Its structural significance makes it a key compound for understanding metabolic pathways.
- IUPAC
- 2-Amino-4-hydroxypteridine,2-Amino-4-oxodihydropteridine
- Synonyms
- 2-Amino-4-hydroxypteridine2-Amino-4-oxodihydropteridine

Biochemical Research
Pterine is employed as a research chemical in laboratories for investigating biochemical pathways and enzyme activity. It serves as a standard or substrate in studies concerning pteridine metabolism.
Cofactor Studies
As a core structure of many cofactors, pterine is used to understand the role and synthesis of these essential biological molecules. Research often focuses on pteridine-dependent enzymes.
Oxidation-Reduction Studies
The pteridine ring system is involved in redox reactions, making pterine a relevant compound for studying electron transfer mechanisms in biological systems.
Synthesis of Related Compounds
Pterine can serve as a precursor or reference compound in the synthesis of more complex pteridine derivatives for various research applications.
| Molecular weight | 163.14 |
|---|---|
| Empirical formula | C6H5N5O |
| Assay | ≥97.0% (HPLC) |
| Storage temperature | 2-8°C |

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 Pterine used for?
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Pterine is primarily used in biochemical research, cofactor studies, oxidation-reduction research, and as a precursor for synthesizing related compounds.
What is the CAS number and chemical formula for Pterine?
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The CAS number for Pterine is 2236-60-4, and its chemical formula is C6H5N5O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pterine with an assay of ≥97.0% (HPLC). This product is intended for research and laboratory use and is not supplied as USP, BP, EP, or pharmacopoeia grade.
How should Pterine be handled and stored?
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Pterine is an irritant and may cause respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (N95 type), eyeshields, and gloves. Store in a cool place at 2-8°C.
How is Pterine packed and shipped?
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Pterine is carefully packed according to industry standards for chemical reagents to ensure safe transit and export. Please contact us for specific shipping details.
How can I request a sample or quote for Pterine?
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To request a sample or a quotation for Pterine, please use the contact form on our website or call our sales team, providing your required quantity and shipping destination.
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