6,6-Dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione

Modify Date: 2025-08-25 17:58:54

6,6-Dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione structure	Common Name	6,6-Dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione
	CAS Number	5617-70-9	Molecular Weight	170.163
	Density	1.3±0.1 g/cm3	Boiling Point	396.8±35.0 °C at 760 mmHg
	Molecular Formula	C₈H₁₀O₄	Melting Point	63-65 °C(lit.)
	MSDS	Chinese USA	Flash Point	215.9±24.4 °C

Use of 6,6-Dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione

Solubility in Methanol：almost transparency

Name	Cycl-Isopropylidene Cyclopropane-1,1-Dicarboxylate
Synonym	More Synonyms

Density	1.3±0.1 g/cm3
Boiling Point	396.8±35.0 °C at 760 mmHg
Melting Point	63-65 °C(lit.)
Molecular Formula	C₈H₁₀O₄
Molecular Weight	170.163
Flash Point	215.9±24.4 °C
Exact Mass	170.057907
PSA	52.60000
LogP	-1.01
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.502
InChIKey	AXJVPXNVESYGDT-UHFFFAOYSA-N
SMILES	CC1(C)OC(=O)C2(CC2)C(=O)O1

MSDS(Chinese)

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
WGK Germany	3
HS Code	2932999099

5-(2-chloroethy...

CAS#:505048-26-0

~82%

6,6-Dimethyl-5,...

CAS#:5617-70-9

Literature: Toth, Gyoergy; Tamas, Tivadar; Borbely, Ildiko Synthetic Communications, 2002 , vol. 32, # 23 p. 3659 - 3665

Cyclopropane-1,...

CAS#:598-10-7

Acetone

CAS#:67-64-1

~82%

6,6-Dimethyl-5,...

CAS#:5617-70-9

Literature: Zhu, Xuxiang; Gan, Ping Synthetic Communications, 1998 , vol. 28, # 17 p. 3159 - 3162

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%

6,6-Dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione

5,7-Dioxaspiro[2.5]octane-4,8-dione, 6,6-dimethyl-

EINECS 227-044-5

MFCD00042796

6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE

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