Crystal violet lactone 97% (dye content), Sigma-Aldrich®
Supplier: SIGMA-ALDRICH MICROSCOPYTotal Ratings: 0
Avg. Ratings: 0.0 out of 5
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Synonyms:
6-(Dimethylamino)-3,3-bis[p-(dimethylamino)phenyl]phthalide, 3,3-Bis(p-dimethylaminophenyl)-6-dimethylaminophthalide
Crystal Violet lactone, Dye content 97%.
Crystal Violet lactone (CVL) is a colorless lactone derivative of crystal violet. The CVL compound contains two dimethylaniline groups attached via a tetrahedral carbon atom to 6-dimethylaminophthalide at the third position. Crystal violet lactone is suitable for use in color-changing printing. It serves as a reversible color system with temperature change.
Formula:
C₂₆H₂₉N₃O₂ MW: 415.54 g/mol Melting Pt: 180...183 °C (lit.) Storage Temperature: Room Temperature |
MDL Number:
MFCD00070611 CAS Number: 1552-42-7 EINECS: 216-293-5 |
Specification Test Results
Appearance (Form) | Powder |
Infrared Spectrum | Conforms to Structure |
Wavelength, c = 0.01 g/L; Methanol | 269 - 275 nm |
Extinction Coefficient | ≥50000 |
Carbon | 72.4 - 77.8% |
Nitrogen | 9.6 - 10.5% |
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