Determine the necessary mass, volume, or concentration for preparing a solution.
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0.8mg/mL solution (pH 10) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 205 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Fluoraldehyde OPA Reagent is a ready-to-use solution of o-phthalaldehyde, a fluorescent derivatization reagent for peptide or amino acid detection and quantitation in HPLC. Fluoraldehyde Reagent Solution contains OPA (o-phthalaldehyde), which reacts with primary amines of amino acids, peptide and proteins to enable fluorescent detection and quantitation. The reagent that can be used as a protein or peptide assay reagent or as a pre- or post-column detection reagent for amino acid analysis (HPLC). Reaction of OPA with proteins and peptides yields linear results over a wide range of concentrations. The Fluoraldehyde Reagent Solution is supplied ready to use and enables fast quantitation of proteins or peptides in solution. Highlights: For pre- or post-column amino acid derivatization for fluorescent detection and quantitation Reacts with all primary amine-containing analytes to yield fluorescent isoindole derivatives Provides an accurate measure of both composition and absolute protein-peptide content Ideal for work with recombinant proteins and synthetic peptides Can be used for fluorescent protein or peptide assay Pre-column derivatization mixtures can be injected into LC without any processing
Precolumn derivatization reagent for primary amines and amino acids. The fluorescent derivative can be detected by reverse-phase HPLC. The reaction requires OPA, primary amine and a sulfhydryl. In the presence of excess sulfhydryl, amines can be quantitated. In the presence of excess amine, sulfhydryls can be quantitated.
| Pubchem Sid | 508816718 |
|---|---|
| Sorrisos canónicos | C1=CC=C(C(=C1)C=O)C=O |
| IUPAC Name | phthalaldehyde |
| InChIKey | ZWLUXSQADUDCSB-UHFFFAOYSA-N |
| INCHI | 1S/C8H6O2/c9-5-7-3-1-2-4-8(7)6-10/h1-6H |
| SMILES isoméricas | C1=CC=C(C(=C1)C=O)C=O |
| WGK Alemanha | 3 |
| RTECS | TH6950000 |
| Número UN | 2923 |
| Grupo de embalagem | II |
| Peso molecular | 134.13 |
| Beilstein | 878317 |
| Reaxy-Rn | 878317 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=878317&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Classe | Benzene and substituted derivatives |
| Subclass | Benzoyl derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Benzoyl derivatives |
| Alternative Parents | Benzaldehydes Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Benzoyl - Benzaldehyde - Aryl-aldehyde - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aldehyde - Aromatic homomonocyclic compound |
| Descrição | This compound belongs to the class of organic compounds known as benzoyl derivatives. These are organic compounds containing an acyl moiety of benzoic acid with the formula (C6H5CO-). |
| External Descriptors | benzaldehydes - dialdehyde |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Data | Item |
|---|---|---|---|
| Certificate of Analysis | Jul 03, 2025 | P128626 | |
| Certificate of Analysis | Jul 03, 2025 | P128626 | |
| Certificate of Analysis | Jul 03, 2025 | P128626 | |
| Certificate of Analysis | Nov 20, 2024 | P128626 | |
| Certificate of Analysis | Nov 20, 2024 | P128626 | |
| Certificate of Analysis | Dec 13, 2023 | P128626 | |
| Certificate of Analysis | Dec 13, 2023 | P128626 | |
| Certificate of Analysis | Jul 27, 2023 | P128626 | |
| Certificate of Analysis | Jul 27, 2023 | P128626 | |
| Certificate of Analysis | May 08, 2023 | P128626 | |
| Certificate of Analysis | Jul 15, 2022 | P128626 | |
| Certificate of Analysis | Jul 15, 2022 | P128626 |
| Sensibilidade | Air sensitive |
|---|---|
| Ponto de inflamação (°F) | 269.6 °F |
| Ponto de inflamação (°C) | >110℃ |
| Ponto de ebulição (°C) | 84°C/0.8mmHg |
| Ponto de fusão (°C) | 56-57°C |
| Peso molecular | 134.130 g/mol |
| XLogP3 | 1.200 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 134.037 Da |
| Monoisotopic Mass | 134.037 Da |
| Topological Polar Surface Area | 34.100 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 115.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |