3,8-dioxaspiro[4.4]nonane-4,9-dione

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Names

[ CAS No. ]:
4372-10-5

[ Name ]:
3,8-dioxaspiro[4.4]nonane-4,9-dione

[Synonym ]:
Di-(2-hydroxyethyl)malonsaeure-dilacton
2,7-dioxaspiro<4.4>nonane-1,6-dione
3,8-dioxaspiro[4.4]nonane-4,9-dione
2,7-Dioxa-spiro<4,4>nonandion-1,6
2,7-Dioxa-spiro[4.4]nonan-1,6-dion

Chemical & Physical Properties

[ Density]:
1.36g/cm3

[ Boiling Point ]:
452.5ºC at 760 mmHg

[ Molecular Formula ]:
C7H8O4

[ Molecular Weight ]:
156.13600

[ Flash Point ]:
254.1ºC

[ Exact Mass ]:
156.04200

[ PSA ]:
52.60000

[ Index of Refraction ]:
1.507

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ethene
  • Malonic acid
  • Diethyl malonate

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 2,2,7,7-tetraphenyl-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • 2,7-bis(iodomethyl)-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • 2,7-bis(bromomethyl)-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • 2,7-bis(chloromethyl)-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • 7-(anilinomethyl)-2-methyl-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • 2-methyl-7-(piperidin-1-ylmethyl)-3,8-dioxaspiro[4.4]nonane-4,9-dione
  • tert-butyl N-{2-amino-3-[2-methyl-4-(trifluoromethyl)phenyl]propyl}carbamate
  • tert-butyl N-[(1-amino-3-hydroxycyclobutyl)(phenyl)methyl]carbamate
  • tert-butyl N-[2-oxo-1-(thian-3-yl)ethyl]carbamate
  • 1-(2-tert-butyl-2H-1,2,3,4-tetrazol-5-yl)cyclopropane-1-carbaldehyde
  • methyl 2-[1-(3-bromo-1-methyl-1H-pyrazol-5-yl)cyclopropyl]-2-hydroxyacetate
  • 2,2-difluoro-2-[3-(1H-1,2,3,4-tetrazol-5-yl)phenyl]ethan-1-ol
  • 1-(3-tert-butyl-1-methyl-1H-pyrazol-5-yl)cyclobutan-1-amine
  • 3-(2-Chloro-6-methylpyridin-4-yl)-1,1,1-trifluoropropan-2-ol
  • (1R)-3-amino-1-(2-methoxypyridin-3-yl)propan-1-ol
  • Tert-butyl 3-[2-(sulfamoyloxy)ethyl]piperidine-1-carboxylate
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