Specifications
- Purity
- ≥97% (NMR)
- Appearance
- White to off-white powder
- Identity
- 1H-NMR
Properties
- Solvents
- Soluble in ethanol.
- Melting Point
- 83 °C
- Fluorescence
- λex 490 nm; λem 514 nm in 0.1 M Tris pH 8.0 (esterase)
Category: Fluorescent Detection, Fluorescent Detection
Formaldehyde-2,4-DNPH can be used as reference compound for the determination of the analyte in air samples, food and feed products and aquatic products by various chromatography techniques.
Synonyms | Fluorescein didodecanoate |
---|---|
Purity | ≥97% (NMR) |
Appearance | White to off-white powder |
CAS-Number | 7308-90-9 |
Molecular Formula | C44H56O7 |
Molecular Weight | 696.91 |
Identity | 1H-NMR |
Solvents | Soluble in ethanol. |
Melting Point | 83 °C |
Fluorescence | λex 490 nm; λem 514 nm in 0.1 M Tris pH 8.0 (esterase) |
Smiles | O=C(C1=C2C=CC=C1)OC32C4=C(C=C(OC(CCCCCCCCCCC)=O)C=C4)OC5=CC(OC(CCCCCCCCCCC)=O)=CC=C53 |
InChi Key | MYTRGBGGRICZGN-UHFFFAOYSA-N |
Shipping | AMBIENT |
Short Term Storage | -20°C |
Long Term Storage | -20°C |
Handling Advice | Protect from light and moisture. |
Use / Stability | Stable for at least 2 years after receipt when stored at -20°C. |
Transportation | Not dangerous goods |
References | (1) R.A. Smith & I. Drummond; Analyst 104, 875 (1979), (2) K. Fung & B. Wright; Aerosol Sci. Technol. 12, 44 (1990), (3) S. Uchiyama, et al.; J. Chromatogr. A 996, 95 (2003), (4) P. Wahed, et al.; Food Chem. 202, 476 (2016) |
Quantity | 1 g, 5 g, Bulk |