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· · COA & SDS Disponible para cada producto · Same-day shipping on in-stock items α-Naphtholphthalein - indicator , CAS No.596-01-0
GRADE & PURITY Indicator ? Indicator grade — characterized dye giving a defined color change at a known transition. Use to signal pH or titration endpoints visually. Synonyms
naphtholphthalein blue | UNII-2QEG1706NN | 1-Naphtholphthalein | STL453765 | a-Naphtolphtalein | D91631 | 3,3-Bis(4-hydroxy-1-naphthyl)-2-benzofuran-1(3H)-one # | 3,3-Bis(4-hydroxy-1-naphthyl)phthalide | 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1(3H
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Why this grade indicator Indicator for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature Ships Normal Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Sinónimos
naphtholphthalein blue | UNII-2QEG1706NN | 1-Naphtholphthalein | STL453765 | a-Naphtolphtalein | D91631 | 3, 3-Bis(4-hydroxy-1-naphthyl)-2-benzofuran-1(3H)-one # | 3, 3-Bis(4-hydroxy-1-naphthyl)phthalide | 3, 3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1(3H
Especificaciones y pureza
indicator
Condiciones de almacenamiento de almacenamiento
Room temperature
Nombres e identificadores Pubchem Sid 488184189 Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488184189 Sonrisas canónicas C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O IUPAC Name 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one InChIKey HQHBAGKIEAOSNM-UHFFFAOYSA-N INCHI 1S/C28H18O4/c29-25-15-13-23(17-7-1-3-9-19(17)25)28(22-12-6-5-11-21(22)27(31)32-28)24-14-16-26(30)20-10-4-2-8-18(20)24/h1-16,29-30H Isómeros SMILES C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O WGK Alemania 3 Peso molecular 418.44 Beilstein 97816 Reaxy-Rn 97816 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=97816&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Benzenoids Clase Naphthalenes Subclass Naphthols and derivatives Intermediate Tree Nodes Not available Direct Parent Naphthols and derivatives Alternative Parents Phthalides Benzofuranones 1-hydroxy-2-unsubstituted benzenoids Lactones Carboxylic acid esters Oxacyclic compounds Monocarboxylic acids and derivatives Organooxygen compounds Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic heteropolycyclic compounds Substituents 1-naphthol - Benzofuranone - Phthalide - Isobenzofuranone - Isocoumaran - 1-hydroxy-2-unsubstituted benzenoid - Lactone - Carboxylic acid ester - Carboxylic acid derivative - Oxacycle - Organoheterocyclic compound - Monocarboxylic acid or derivatives - Hydrocarbon derivative - Organooxygen compound - Organic oxide - Organic oxygen compound - Aromatic heteropolycyclic compound Descripción This compound belongs to the class of organic compounds known as naphthols and derivatives. These are naphthalene derivatives carrying one or more hydroxyl (-OH) groups at any ring position. External Descriptors Not available Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
Estructura 3D Certificados (CoA, COO, BSE/TSE y tabla de análisis) Propiedades químicas y físicas Punto de fusión (°C) 253-255°C Peso molecular 418.400 g/mol XLogP3 6.300 Hydrogen Bond Donor Count 2 Hydrogen Bond Acceptor Count 4 Rotatable Bond Count 2 Exact Mass 418.121 Da Monoisotopic Mass 418.121 Da Topological Polar Surface Area 66.800 Ų Heavy Atom Count 32 Formal Charge 0 Complexity 668.000 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
Preguntas frecuentes y artículos Citations of This Product Referencias 1. Weitao Song, Huiping Song, Shirui Zhang, Zhenlian Fan, Fangqin Cheng. (2024) Fabrication of PDMS/FA superhydrophobic coatings and its self-cleaning and anti-icing performance. Surfaces and Interfaces, [PMID: [10.1016/j.surfin.2024.104850 ]
Calculadoras de soluciones Molarity Calculator Determine the necessary mass, volume, or concentration for preparing a solution.
Dilution Calculator Determine the dilution needed to prepare a stock solution.
Reconstitution Calculator Reseñas Need help choosing the grade? Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
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