tert-Butyl 6-bromo-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate
Names
[ CAS No. ]:
690632-38-3
[ Name ]:
tert-Butyl 6-bromo-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate
[Synonym ]:
tert-butyl 6-bromo-4-oxospiro[3H-chromene-2,4'-piperidine]-1'-carboxylate
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
501.3±50.0 °C at 760 mmHg
[ Molecular Formula ]:
C18H22BrNO4
[ Molecular Weight ]:
396.276
[ Flash Point ]:
257.0±30.1 °C
[ Exact Mass ]:
395.073212
[ PSA ]:
55.84000
[ LogP ]:
4.60
[ Vapour Pressure ]:
0.0±1.3 mmHg at 25°C
[ Index of Refraction ]:
1.596
Safety Information
[ Hazard Codes ]:
Xi
[ HS Code ]:
2934999090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2934999090
[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%