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1,3,3-Trimethylindolino-β-naphthopyrylospiran ≥98.0% (by titrimetric analysis) photochromic compound

Fornitore: TCI EUROPE

Synonyms: 1',3',3'-Trimethylspiro[benzo[f]chromene-3,2'-indoline], 1,3,3-Trimethylspiro[indoline-2,3'-[3H]naphth[2,1-b]pyran]

T0423-1G T0423-5G
TCIAT0423-1GEA 32 EUR
TCIAT0423-1G TCIAT0423-5G
1,3,3-Trimethylindolino-β-naphthopyrylospiran ≥98.0% (by titrimetric analysis) photochromic compound
1,3,3-Trimethylindolino-beta-naphthopyrylospiran
Formula: C₂₃H₂₁NO
Peso molecolare: 327,43 g/mol
MDL Number: MFCD00059909
CAS Number: 1592-43-4

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Risultati del test di specificazione

Appearance White to Almost white powder to crystal
Purity (Nonaqueous Titration) min. 98.0 %
Melting point 171.0 to 176.0 deg-C

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