3057-91-8
3057-91-8 structure
- Name: Fecht acid
- Chemical Name: spiro[3.3]heptane-2,6-dicarboxylic acid
- CAS Number: 3057-91-8
- Molecular Formula: C9H12O4
- Molecular Weight: 184.18900
- Create Date: 2018-12-27 00:36:41
- Modify Date: 2025-08-23 20:31:46
| Name | spiro[3.3]heptane-2,6-dicarboxylic acid |
|---|---|
| Synonyms |
Fecht's acid
symm. Spiroheptan-dicarbonsaeure Fecht acid |
| Density | 1.4g/cm3 |
|---|---|
| Boiling Point | 417.8ºC at 760mmHg |
| Melting Point | 230-235℃ |
| Molecular Formula | C9H12O4 |
| Molecular Weight | 184.18900 |
| Flash Point | 220.6ºC |
| Exact Mass | 184.07400 |
| PSA | 74.60000 |
| LogP | 0.96200 |
| Index of Refraction | 1.568 |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2917209090 |
| HS Code | 2917209090 |
|---|---|
| Summary | 2917209090 other cyclanic, cyclenic or cyclotherpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |