1592-43-4

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1592-43-4 Structure

Identification	Back Directory
[Name] 1,3,3-TRIMETHYLINDOLINO-BETA-NAPHTHOPYRYLOSPIRAN
[CAS] 1592-43-4
[Synonyms] 1,3,3-Trimethylindolino-&beta Trimethylindolinonaphthopyrylospiran -naphthopyrylospiran [Photochromic Compound] 1,3,3-Trimethylindolino-β-naphthopyrylospiran 1,3,3-Trimethylindolino-β-naphthopyrylospiran 1,3,3-TRIMETHYLINDOLINO-BETA-NAPHTHOPYRYLOSPIRAN 1,3,3-Trimethylindolino-beta-naphthopyrylospirane 1',3',3'-Trimethylspiro[benzo[f]chromene-3,2'-indoline 1,3,3-TRIMETHYLSPIRO[INDOLINE-2,3'-[3H]NAPHTH[2,1-B]PYRAN] 1',3',3'-Trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'-indoline] 1',3',3'-Trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'(3'H)-[1H]indole] 1,3,3-Trimethylindolino-β-naphthopyrylospiran [Photochromic Compound 1,3,3-TriMethylindolino-β-naphthopyrylospiran [PhotochroMic CoMpound] 1,3-Dihydro-1,3,3-trimethylspiro[2H-indole-2,3'-[3H]naphtho[2,1-b]pyran] 1,3,3-TRIMETHYLINDOLINO-BETA-NAPHTHOPYRYLOSPIRAN [PHOTOCHROMIC COMPOUND] 1,3,3-Trimethylindolino-β-naphthopyrylospiran [Photochromic Compound]> 1,3,3-Trimethyl-1,3-dihydrospiro[2H-indole-2,3'-[3H]naphtho[2,1-b]pyran] 1',3',3'-Trimethyl-5,6-[1,3]butadienospiro[2H-1-benzopyran-2,2'-indoline] Spiro[2H-indole-2,3'-[3H]naphtho[2,1-b]pyran], 1,3-dihydro-1,3,3-trimethyl- 1',3'-Dihydro-1',3',3'-trimethylspiro[3H-naphtho[2,1-b]pyran-3,2'-[2H]indole]
[Molecular Formula] C23H21NO
[MDL Number] MFCD00059909
[MOL File] 1592-43-4.mol
[Molecular Weight] 327.42

Chemical Properties	Back Directory
[Melting point ] 174 °C
[Boiling point ] 492.7±45.0 °C(Predicted)
[density ] 1.22±0.1 g/cm3(Predicted)
[solubility ] slightly sol. in Ethanol
[form ] powder to crystal
[pka] 3.21±0.40(Predicted)
[color ] White to Almost white

Safety Data	Back Directory
[HS Code ] 2934.99.4400

1592-43-4 suppliers list

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