tert-Butyl 6-bromo-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate

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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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-(4-Bromo-2-hydroxyphenyl)ethanone
  • N-(tert-Butoxycarbonyl)-4-piperidone
  • 5'-Bromo-2'-hydroxyacetophenone

DownStream

  • 6-Bromospiro[chroman-2,4'-piperidin]-4-one hydrochloride

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%

Related Compounds

  • 2-(3-Bromophenyl)imidazo[1,2-A]pyridin-3-amine
  • 2-Bromo-1-fluoro-4-(isopropylsulfonyl)benzene
  • N-(4-cyano-1-methylpiperidin-4-yl)-5-methyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carboxamide
  • N-(1-cyano-3-methylbutyl)-7-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxamide
  • 2-(4-Bromo-1H-pyrazol-1-yl)nicotinamide
  • N-(6-oxaspiro[2.5]octan-1-ylmethyl)propan-2-amine
  • 2-{1-[(4-methoxyphenyl)methyl]-1H-1,2,3-triazol-4-yl}ethan-1-ol
  • N-(1-cyano-1-methylpropyl)-2-methylbenzamide
  • N-(5-bromo-2-methoxyphenyl)ethane-1-sulfonamide
  • 3-Bromo-2-(4-methylphenoxy)pyridine
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