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6′-(Diethylamino)-1′,3′-dimethylfluoran-CAS-21934-68-9

March 20, 2026

Product Name:6′-(Diethylamino)-1′,3′-dimethylfluoran

CAS: 21934-68-9

Appearance

White to Light Pink Powder

Light Pink Powder

Assay %

≥99.0

99.3

Loss on drying %

≤0.5

0.08

Main Absorption Peak

(λ max)nm

 

495.0±5.0

496

Deputy Absorption Peak

(λ max)nm

525.0±5.0

527

Spectral Absorption Curve

Conform to standard spectrum

Conform to standard spectrum

Melting Point ℃

169.5~172.5

170.3~172.2

Research & Specialized Applications

Beyond commercial use in thermal paper, it is also used in research:

    • Bioimaging: As a fluorescent dye for labeling and observing cellular structures.

    • Chemical analysis: As a pH indicator or for fluorescence spectrometry to detect trace substances.

    • Laser technology: As a medium in dye lasers.

    • Biosensors: Utilizing its fluorescence properties to detect specific biomolecules.

Judy@coreychem.com

 

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