1,6-DIOXASPIRO[4.4]NONANE-2,7-DIONE

Names

[ Name ]:
1,6-DIOXASPIRO[4.4]NONANE-2,7-DIONE

[Synonym ]:
4,4-Dihydroxypimelic acid dilactone
spiro<4,4>dibutyrolactone
EINECS 222-499-6
1,6-Dioxaspiro<4.4>nonan-2,7-dion
Spirodilactone
1,6-dioxaspiro[4,4]nonane-2,7-dione
MFCD00005531

Chemical & Physical Properties

[ Density]:
1.36g/cm3

[ Boiling Point ]:
452.5ºC at 760mmHg

[ Melting Point ]:
69-71ºC(lit.)

[ Molecular Formula ]:
C₇H₈O₄

[ Molecular Weight ]:
156.13600

[ Flash Point ]:
254.1ºC

[ Exact Mass ]:
156.04200

[ PSA ]:
52.60000

[ LogP ]:
0.35670

[ Index of Refraction ]:
1.507

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Safety Phrases ]:
S22-S24/25

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

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%

Articles

New degradable thermosets obtained by cationic copolymerization of DGEBA with an s (γ-butyrolactone). Giménez R, et al.

Polymer 46(24) , 10637-10647, (2005)