38518-76-2

Basic information

• Product Name: 2-Amino-4H-1-benzopyran-4-one
• Synonyms: 2-Amino-4H-1-benzopyran-4-one;2-amino-4H-chromen-4-one;2-Aminochromone;2-aminochromen-4-one
• CAS NO: 38518-76-2
• Molecular Formula: C₉H₇NO₂
• Molecular Weight: 161.16
• Mol File: 38518-76-2.mol
• Article Data: 13

Chemical Properties

• Melting Point: 270-272 °C (decomp)
• Boiling Point: 272.0±40.0 °C(Predicted)
• Appearance: /
• Density: 1.313±0.06 g/cm3(Predicted)
• PKA: 2.12±0.20(Predicted)
• CAS DataBase Reference: 2-Amino-4H-1-benzopyran-4-one(CAS DataBase Reference)
• NIST Chemistry Reference: 2-Amino-4H-1-benzopyran-4-one(38518-76-2)
• EPA Substance Registry System: 2-Amino-4H-1-benzopyran-4-one(38518-76-2)

Safety Data

• Hazardous Substances Data: 38518-76-2(Hazardous Substances Data)

Usage

General Description

2-Amino-4H-1-benzopyran-4-one, also known as 7-Amino-4-methylcoumarin, is a chemical compound with a molecular formula C10H9NO2. It is a derivative of coumarin and is commonly used in the synthesis of fluorescent dyes and optical brighteners. The compound has a blue fluorescent color and is widely utilized in biochemical assays and fluorescent labeling, particularly in the study of proteins. Additionally, 2-Amino-4H-1-benzopyran-4-one is also used as a probe to detect lipoproteins and as a fluorophore in high-performance liquid chromatography. Its unique chemical properties make it a valuable tool in various scientific and analytical applications.

Upstream product

• 491-38-3 1-benzopyran-4(4H)-one 
• 917373-44-5 4-oxo-2-(trifluoromethyl)-4H-chromene-3-carbonitrile 
• 106129-86-6 1-(2-hydroxyphenyl)-3-dimethylaminoprop-2-enone 
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• 4637-24-5 N,N-dimethyl-formamide dimethyl acetal 
• 582-24-1 1-phenyl-2-hydroxyethanone 
• 75-05-8 acetonitrile 
• 69-72-7 salicylic acid 
• 53658-17-6 (2-hydroxyphenyl)-(1,2-oxazol-4-yl)methanone 
• 75825-81-9 4-(o-hydroxybenzoyl)-isoxazole oxime 
• 17422-74-1 3-Formylchromone 
• 61424-75-7 3-formylchromone 3-oxime 
• 1776-08-5 (E)-3-(dimethylamino)-1-(2-hydroxyphenyl)prop-2-en-1-one 

Downstream Products

• 10523-64-5 2-(5-amino-1H-pyrazol-3-yl)phenol 

Relevant articles and documents

Synthesis of Chromeno[2,3-d]pyrimidin-5-one Derivatives from 1,3,5-Triazinanes via Two Different Reaction Pathways

1,3,5-Triazinanes, as a kind of versatile building block, are applied in the synthesis of chromeno[2,3-d]pyrimidin-5-one derivatives via two different reaction modes, which perfectly exhibits the powerful function of 1,3,5-triazinane as a three-atom synth

Zn(OTf)2-Catalyzed Formal [3 + 3] Cascade Annulation of Propargylic Alcohols with 2-Aminochromones: Accessing the Chromeno[2,3- b]pyridines

A Zn(OTf)2-catalyzed formal [3 + 3] cascade annulation strategy for the synthesis of functionalized chromeno[2,3-b]pyridines has been developed using propargylic alcohols and 2-aminochromones as the substrates. The protocol provides a convenien

Synthesis of unsymmetrical 4-oxo-2-vinyl-4H-chromene-3-carbonitrile dyes via Knoevenagel reaction

New 4-oxo-2-vinyl-4H-chromene-3-carbonitrile derivatives have been synthesized by the Knoevenagel reaction of 2-methyl-4-oxo-4H-chromene-3-carbonitrile with aromatic and heteroaromatic aldehydes. Spectral properties of the obtained compounds have been studied.