3505-67-7

3505-67-7 structure
3505-67-7 structure

Name 1,6-Dioxaspiro[4.4]nonane-2,7-dione
Synonyms 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
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
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
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%