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≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
5-Bromo-6-chloro-3-indoxyl phosphate p-toluidine salt, also known as Magenta-phos p-toluidine salt, is a histochemical substance used for visualizing areas of alkaline phosphatase activity. Hydrolysis of the phosphate group on 5-Bromo-6-chloro-3-indoxyl phosphate by alkaline phosphatase generates an insoluble indigo compound. The indoxyl species resulting from phosphate hydrolysis of related compounds can be reacted with tetrazolium salts, reducing the tetrazolium to a colorful insoluble formazan species. A solubilization technique involving reduction of the insoluble hydrolytic product of the closely related 5-Bromo-4-chloro-3-indoxyl phosphate permitted the use of this substrate in quantitative ELISA experiments. 5-Bromo-6-chloro-3-indolyl phosphate, p-toluidine salt is a substrate of TNAP.
| Canonical Smiles | CC1=CC=C(C=C1)N.C1=C2C(=CC(=C1Br)Cl)NC=C2OP(=O)(O)O |
|---|---|
| IUPAC Name | (5-bromo-6-chloro-1H-indol-3-yl) dihydrogen phosphate;4-methylaniline |
| InChIKey | WUHVYTJTZAKPOS-UHFFFAOYSA-N |
| INCHI | 1S/C8H6BrClNO4P.C7H9N/c9-5-1-4-7(2-6(5)10)11-3-8(4)15-16(12,13)14;1-6-2-4-7(8)5-3-6/h1-3,11H,(H2,12,13,14);2-5H,8H2,1H3 |
| Isomeric SMILES | CC1=CC=C(C=C1)N.C1=C2C(=CC(=C1Br)Cl)NC=C2OP(=O)(O)O |
| PubChem CID | 192667 |
| Molecular Weight | 433.62 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
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View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic acids and derivatives |
| Class | Organic phosphoric acids and derivatives |
| Subclass | Phosphate esters |
| Intermediate Tree Nodes | Aryl phosphates |
| Direct Parent | Aryl phosphomonoesters |
| Alternative Parents | Indoles Aniline and substituted anilines Aminotoluenes Substituted pyrroles Aryl chlorides Aryl bromides Heteroaromatic compounds Azacyclic compounds Primary amines Organopnictogen compounds Organooxygen compounds Organochlorides Organobromides Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Not available |
| Substituents | Aryl phosphomonoester - Indole - Indole or derivatives - Aminotoluene - Aniline or substituted anilines - Toluene - Aryl bromide - Aryl chloride - Aryl halide - Monocyclic benzene moiety - Substituted pyrrole - Benzenoid - Heteroaromatic compound - Pyrrole - Azacycle - Organoheterocyclic compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organochloride - Organobromide - Organohalogen compound - Amine - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as aryl phosphomonoesters. These are aryl phosphates in which the phosphate is monosubstituted. |
| External Descriptors | Not available |
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| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Jan 19, 2026 | B334413 | |
| Certificate of Analysis | Jan 19, 2026 | B334413 | |
| Certificate of Analysis | Jan 19, 2026 | B334413 | |
| Certificate of Analysis | Nov 07, 2024 | B334413 | |
| Certificate of Analysis | Nov 07, 2024 | B334413 | |
| Certificate of Analysis | Dec 23, 2021 | B334413 |
| Solubility | Soluble in DMF |
|---|---|
| Melt Point(°C) | 197-201° |
| Molecular Weight | 433.620 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 2 |
| Exact Mass | 431.964 Da |
| Monoisotopic Mass | 431.964 Da |
| Topological Polar Surface Area | 109.000 Ų |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| Complexity | 377.000 |
| 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 | 2 |