67665-45-6
67665-45-6 structure
- Name: 9,9'-Spirobi[9H-fluorene]-2,2'-diamine
- Chemical Name: 9,9'-spirobi[fluorene]-2,2'-diamine
- CAS Number: 67665-45-6
- Molecular Formula: C25H18N2
- Molecular Weight: 346.42400
- Create Date: 2018-12-23 18:40:17
- Modify Date: 2024-01-14 17:56:54
| Name | 9,9'-spirobi[fluorene]-2,2'-diamine |
|---|---|
| Synonyms |
QC-1273
2.2'-Diamino-9.9'-spirobifluoren 2,2'-diamine-9,9'-spirobifluorene (rac)-2,2'-diamino-9,9'-spirobifluorene [9,9']spirobifluorene-2,2'-diyldiamine 9,9'-Spirobi[9H-fluorene]-2,2'-diamine 2,2'-diamino-9,9'-spirobifluorene [9,9']Spirobifluoren-2,2'-diyldiamin |
| Density | 1.36 |
|---|---|
| Molecular Formula | C25H18N2 |
| Molecular Weight | 346.42400 |
| Exact Mass | 346.14700 |
| PSA | 52.04000 |
| LogP | 6.35690 |
| HS Code | 2921590090 |
|---|
| Precursor 2 | |
|---|---|
| DownStream 2 | |
| HS Code | 2921590090 |
|---|---|
| Summary | 2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |