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Atomfair Coumarin 30 C21H21N3O2

Description Coumarin 30 (CAS No. 41044-12-6) is a high-purity fluorescent dye with the molecular formula C21H21N3O2, widely utilized in advanced photophysical and biochemical research. This compound, also known by its IUPAC name 7-(diethylamino)-3-(1-methylbenzimidazol-2-yl)chromen-2-one , exhibits exceptional Stokes shifts and strong emission in the blue-green spectrum (~500 nm), making it ideal for laser dyes, fluorescence microscopy, and sensor applications. Its benzimidazole and diethylamino substituents enhance photostability and solvatochromic properties, allowing for precise environmental probing. Available in >98% purity (HPLC), Coumarin 30 is supplied as a crystalline powder with strict quality controls for batch-to-batch consistency. Store desiccated at 2-8??C, protected from light.

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Description

Description

Coumarin 30 (CAS No. 41044-12-6) is a high-purity fluorescent dye with the molecular formula C21H21N3O2, widely utilized in advanced photophysical and biochemical research. This compound, also known by its IUPAC name 7-(diethylamino)-3-(1-methylbenzimidazol-2-yl)chromen-2-one, exhibits exceptional Stokes shifts and strong emission in the blue-green spectrum (~500 nm), making it ideal for laser dyes, fluorescence microscopy, and sensor applications. Its benzimidazole and diethylamino substituents enhance photostability and solvatochromic properties, allowing for precise environmental probing. Available in >98% purity (HPLC), Coumarin 30 is supplied as a crystalline powder with strict quality controls for batch-to-batch consistency. Store desiccated at 2-8??C, protected from light.

  • CAS No: 41044-12-6
  • Molecular Formula: C21H21N3O2
  • Molecular Weight: 347.4
  • Exact Mass: 347.16337692
  • Monoisotopic Mass: 347.16337692
  • IUPAC Name: 7-(diethylamino)-3-(1-methylbenzimidazol-2-yl)chromen-2-one
  • SMILES: CCN(CC)C1=CC2=C(C=C1)C=C(C(=O)O2)C3=NC4=CC=CC=C4N3C
  • Synonyms: Coumarin 30, 7-(Diethylamino)-3-(1-methyl-2-benzimidazolyl)coumarin, 2H-1-Benzopyran-2-one, 7-(diethylamino)-3-(1-methyl-1H-benzimidazol-2-yl)-, CCRIS 4959, EINECS 255-186-8

Application

Coumarin 30 is extensively employed as a laser dye in tunable dye lasers due to its high quantum yield and broad emission range. In biochemistry, it serves as a fluorescent probe for membrane potential studies and protein labeling. The compound’s solvatochromism enables microenvironment polarity sensing in polymers and nanomaterials. Additionally, it finds use in OLED research as a blue-green emitter and in forensic science for latent fingerprint detection.

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