6-Biopterin is a naturally occurring pteridine compound that represents the oxidized form of tetrahydrobiopterin, one of the most important cofactors in human and animal metabolism. Within the cell, its reduced derivative functions as an electron carrier for a group of hydroxylase enzymes that process aromatic amino acids. As a laboratory material, 6-biopterin is supplied as a standard compound and reference substance for biochemical and nutrition research, serving both in the construction of analytical calibration curves and as a starting point for preparing the reduced form used in enzymatic experiments.
The properties that make this compound valuable are its highly specific role in particular metabolic pathways and the characteristic fluorescence it exhibits as a pteridine derivative, which allows it to be detected with high sensitivity using fluorescence detectors on liquid chromatography systems. This oxidized form is considerably more stable than tetrahydrobiopterin, which oxidizes very readily on exposure to air, making 6-biopterin far more practical to store and weigh under normal laboratory conditions. Because its pteridine structure absorbs and emits light at specific wavelengths, the compound also serves as a marker that is easy to trace within complex biological mixtures.
In Indonesian laboratories, 6-biopterin is typically handled in university biochemistry departments, nutrition research groups, and institutional research centres working on amino acid metabolism and cofactor studies. It is most often used in small quantities as an analytical reference standard, prepared fresh into working solutions for chromatographic runs or enzymatic assays. Laboratories that maintain liquid chromatography systems with fluorescence detection find it a straightforward material to incorporate into existing analytical workflows.
- Analytical calibration standard for liquid chromatography, where its well-defined identity as a reference substance allows laboratories to construct reliable calibration curves for quantifying biopterin in sample matrices.
- Fluorescence detection method development, since the characteristic fluorescent behaviour of the pteridine ring permits highly sensitive detection and makes it suitable for establishing detector settings and sensitivity limits.
- Precursor material for preparing the reduced tetrahydrobiopterin form in enzymatic experiments, giving researchers a stable starting point rather than handling the air-sensitive reduced compound directly.
- Cofactor research on aromatic amino acid hydroxylases, supporting studies of the enzyme group whose activity depends on the reduced biopterin derivative acting as an electron carrier.
- Nutrition and metabolic research reference material, where its specific role in defined metabolic pathways makes it a meaningful marker compound for tracing metabolism in biological samples.
| Brand | TCI |
|---|---|
| CAS number | 22150-76-1 |
| Molecular formula | — |
| Purity | — |
| Category | Life Science > Cell Biology > Nutrition Research |
| Pack sizes | available in standard research quantities; please confirm the currently offered pack size when ordering |
| Physical form | — |
| Storage | store according to the manufacturer's stated conditions on the product label and safety data sheet |
- Product code: B6302
- Chemical name: 6-Biopterin
Store 6-Biopterin in its original tightly closed container, following the storage conditions stated by the manufacturer on the product label and accompanying safety data sheet. As a pteridine derivative that absorbs and emits light at specific wavelengths, the material is best kept protected from light in amber or opaque containers, in a dry place away from moisture. Handle the powder inside a fume hood or well-ventilated area, using gloves, safety glasses, and a laboratory coat, and avoid generating dust during weighing. Prepare working solutions fresh where possible and label all dilutions clearly with concentration and preparation date. Consult the manufacturer's safety data sheet before first use and dispose of residues in accordance with institutional chemical waste procedures.
—