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

1,6-二氧杂螺[4.4]壬烷-2,7-二酮

Also known as: 4,4-Dihydroxypimelic acid dilactone, Spirodilactone, gamma-Ketopimelic acid dilactone, 1,6-Dioxaspiro[4.4]nonane-2,7-quinone, NSC 10430, NSC 124079, NSC 66526, MFCD00005531, EINECS 222-499-6

CAS No.
3505-67-7
Jingsj CID
J-1991647-7
Molecular Formula
C7H8O4
Chinese Name
1,6-二氧杂螺[4.4]壬烷-2,7-二酮
Molecular Weight
156.13600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point69-71ºC(lit.)
Boiling Point452.5ºC at 760mmHg
Density1.36g/cm3
Flash Point254.1ºC

Frequently Asked Questions

What is the CAS number of 1,6-Dioxaspiro[4.4]nonane-2,7-dione?

3505-67-7

What are the molecular formula and molecular weight of 1,6-Dioxaspiro[4.4]nonane-2,7-dione?

C7H8O4, molecular weight 156.13600 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026