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Atomfair Spiro(isobenzofuran-1(3H),9′-(9H)xanthen)-3-one, 6′-(diethylamino)-1′,3′-dimethyl- C26H25NO3

Description Spiro(isobenzofuran-1(3H),9′-(9H)xanthen)-3-one, 6′-(diethylamino)-1′,3′-dimethyl- (CAS No. 21934-68-9) is a high-purity fluoran derivative with the molecular formula C26H25NO3. This compound is widely recognized for its role as a key intermediate in thermochromic and photochromic materials, particularly in the production of pressure-sensitive and heat-sensitive recording papers. Its unique spiroxanthene structure enables reversible color changes under specific stimuli, making it invaluable in advanced material science applications. With a molecular weight of 399.48 g/mol, this compound exhibits excellent thermal stability and solubility in organic solvents such as ethanol, acetone, and DMF. Suitable for research and industrial use, it is supplied with comprehensive analytical data including…

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Description

Description

Spiro(isobenzofuran-1(3H),9′-(9H)xanthen)-3-one, 6′-(diethylamino)-1′,3′-dimethyl- (CAS No. 21934-68-9) is a high-purity fluoran derivative with the molecular formula C26H25NO3. This compound is widely recognized for its role as a key intermediate in thermochromic and photochromic materials, particularly in the production of pressure-sensitive and heat-sensitive recording papers. Its unique spiroxanthene structure enables reversible color changes under specific stimuli, making it invaluable in advanced material science applications. With a molecular weight of 399.48 g/mol, this compound exhibits excellent thermal stability and solubility in organic solvents such as ethanol, acetone, and DMF. Suitable for research and industrial use, it is supplied with comprehensive analytical data including HPLC, NMR, and MS to ensure quality and consistency.

  • CAS No: 21934-68-9
  • Molecular Formula: C26H25NO3
  • Molecular Weight: 399.5
  • Exact Mass: 399.18344366
  • Monoisotopic Mass: 399.18344366
  • IUPAC Name: 6′-(diethylamino)-1′,3′-dimethylspiro[2-benzofuran-3,9′-xanthene]-1-one
  • SMILES: CCN(CC)C1=CC2=C(C=C1)C3(C4=CC=CC=C4C(=O)O3)C5=C(C=C(C=C5O2)C)C
  • Synonyms: EINECS 244-667-8, DTXSID70885184, Fluoran, 3′-(diethylamino)-6′,8′-dimethyl-, Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 6′-(diethylamino)-1′,3′-dimethyl-, 6′-(Diethylamino)-1′,3′-dimethylspiro(isobenzofuran-1(3H),9′-(9H)xanthene)-3-one

Application

This fluoran derivative is primarily used in the development of thermosensitive and photosensitive dyes for applications in carbonless copy paper, thermal printing, and security inks. Its chromogenic properties make it ideal for research in smart materials and sensors. Additionally, it serves as a precursor in synthetic chemistry for designing advanced functional materials with stimuli-responsive behavior.

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