1592-43-4
1592-43-4 structure
- Name: 1,3,3-Trimethylindolino-β-naphthopyrylospiran
- Chemical Name: 1',3',3'-trimethylspiro[benzo[f]chromene-3,2'-indole]
- CAS Number: 1592-43-4
- Molecular Formula: C23H21NO
- Molecular Weight: 327.41900
- Create Date: 2018-12-23 15:40:09
- Modify Date: 2024-01-09 16:46:30
| Name | 1',3',3'-trimethylspiro[benzo[f]chromene-3,2'-indole] |
|---|---|
| Synonyms |
HMS641C21
spiro<1,3,3-trimethyl-indoline-naphthopyrane> 1,3,3-Trimethylindolino-β-naphthopyrylospiran [Photochromic Compound] 1,3-dihydro-1,3,3-trimethylspiro<2H-indole-2,2'-<3H>-naphth<2,1-b>pyran> 1,3-Dihydro-1,3,3-trimethylspiro<2H-indole-2,2'<3H>naphth<1,2b>pyran> |
| Density | 1.22g/cm3 |
|---|---|
| Boiling Point | 492.7ºC at 760 mmHg |
| Melting Point | 174ºC |
| Molecular Formula | C23H21NO |
| Molecular Weight | 327.41900 |
| Flash Point | 142.8ºC |
| Exact Mass | 327.16200 |
| PSA | 12.47000 |
| LogP | 5.43430 |
| Vapour Pressure | 7.49E-10mmHg at 25°C |
| Index of Refraction | 1.699 |
| HS Code | 2934999090 |
|---|
|
~63%
1592-43-4 |
| Literature: Connors; Jozwiakowski Journal of Pharmaceutical Sciences, 1987 , vol. 76, # 12 p. 892 - 897 |
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~%
1592-43-4 |
| Literature: Cahiers Phys., , # 52 p. 3,43, 45 |
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~%
1592-43-4 |
| Literature: Russian Chemical Bulletin, , vol. 60, # 3 p. 456 - 464 |
| Precursor 3 | |
|---|---|
| DownStream 2 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |