37456-21-6
37456-21-6 structure
- Name: 6,8-di(tert-butyl)-4-oxo-4h-chromene-2-carboxylic acid
- Chemical Name: 6,8-di(tert-butyl)-4-oxo-4h-chromene-2-carboxylic acid
- CAS Number: 37456-21-6
- Molecular Formula: C18H22O4
- Molecular Weight: 302.36500
- Create Date: 2018-03-28 08:00:00
- Modify Date: 2025-08-25 20:43:30
| Name | 6,8-di(tert-butyl)-4-oxo-4h-chromene-2-carboxylic acid |
|---|---|
| Synonyms |
6,8-Di(tert-butyl)-4-oxo-4H-1-benzopyran-2-carboxylic acid
terbucromil 6,8-Di-t-butyl-4-oxo-4H-1-benzopyran-2-carbonsaeure 6,8-di-t-butyl-4-oxo-4H-1-benzopyran-2-carboxylic acid 6,8-di-tert-butyl-4-oxo-4H-chromene-2-carboxylic acid |
| Density | 1.159g/cm3 |
|---|---|
| Boiling Point | 402.8ºC at 760 mmHg |
| Melting Point | 229ºC |
| Molecular Formula | C18H22O4 |
| Molecular Weight | 302.36500 |
| Flash Point | 138.3ºC |
| Exact Mass | 302.15200 |
| PSA | 67.51000 |
| LogP | 4.08620 |
| Index of Refraction | 1.546 |
| HS Code | 2918300090 |
|---|
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |