55790-78-8
55790-78-8 structure
- Name: 1-Pyrazoline, 3,3,5,5-tetramethyl-4-methylene-
- Chemical Name: 3,3,5,5-tetramethyl-4-methylidenepyrazole
- CAS Number: 55790-78-8
- Molecular Formula: C8H14N2
- Molecular Weight: 138.21000
- Create Date: 2017-04-20 15:03:24
- Modify Date: 2025-09-24 16:36:42
| Name | 3,3,5,5-tetramethyl-4-methylidenepyrazole |
|---|---|
| Synonyms |
3,5-Dihydro-4-methylen-4H-pyrazole
3,3,5,5-tetramethyl-4-methylidene-1-pyrazoline 1-Pyrazoline,3,3,5,5-tetramethyl-4-methylene 4-methylene-3,3,5,5-tetramethylpyrazoline 4,5-Dihydro-3,3,5,5-tetramethyl-4-methylene-3H-pyrazole 3,3,5,5-tetramethyl-4-methylene-4,5-dihydro-3H-pyrazole 3,5-dihydro-3,3,5,5-tetramethyl-4-methylene-4H-pyrazole 3,3,3,5-Tetramethyl-4-methylen-1-pyrazolin |
| Density | 0.93g/cm3 |
|---|---|
| Boiling Point | 139.5ºC at 760mmHg |
| Molecular Formula | C8H14N2 |
| Molecular Weight | 138.21000 |
| Flash Point | 29.2ºC |
| Exact Mass | 138.11600 |
| PSA | 24.72000 |
| LogP | 1.43680 |
| Index of Refraction | 1.492 |
| HS Code | 2933199090 |
|---|
|
~%
55790-78-8 |
| Literature: Adam,W.; Doerr,M. Journal of the American Chemical Society, 1987 , vol. 109, p. 1240 |
|
~%
55790-78-8 |
| Literature: Quast, Helmut; Jakobi, Harald Chemische Berichte, 1991 , vol. 124, # 7 p. 1613 - 1618 |
| Precursor 3 | |
|---|---|
| DownStream 0 | |
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |