CAS 6970-57-6|2H-Pyran-2,6(3H)-dione,4-ethyldihydro-4-methyl-

Introduction：Basic information about CAS 6970-57-6|2H-Pyran-2,6(3H)-dione,4-ethyldihydro-4-methyl-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	2H-Pyran-2,6(3H)-dione,4-ethyldihydro-4-methyl-
CAS Number	6970-57-6	Molecular Weight	156.17900
Density	1.058 g/mL at 25ºC(lit.)	Boiling Point	185ºC20 mm Hg(lit.)
Molecular Formula	C₈H₁₂O₃	Melting Point	/
MSDS	/	Flash Point	203 °F

Names

Name	4-ethyl-4-methyloxane-2,6-dione
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.058 g/mL at 25ºC(lit.)
Boiling Point	185ºC20 mm Hg(lit.)
Molecular Formula	C₈H₁₂O₃
Molecular Weight	156.17900
Flash Point	203 °F
Exact Mass	156.07900
PSA	43.37000
LogP	1.26630
Index of Refraction	1.443
InChIKey	VSVZSLYJGKSCBI-UHFFFAOYSA-N
SMILES	CCC1(C)CC(=O)OC(=O)C1

Safety Information

Hazard Codes	Xi
Risk Phrases	R36/37/38
Safety Phrases	S24/25
WGK Germany	3
HS Code	2917190090

Customs

HS Code	2917190090
Summary	2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Synonyms

3-Aethyl-3-methyl-glutarsaeure-anhydrid

EINECS 230-194-4

4-Ethyl-4-methyldihydro-2H-pyran-2,6(3H)-dione

4-ethyldihydro-4-methyl-2H-pyran-2,6(3H)-dione

3-ethyl-3-methyl-glutaric acid-anhydride

3-Ethyl-3-methylglutaric anhydride

3-ethyl-3-methyl-pentanedioic acid anhydride

4-ethyl-4-methyl-dihydro-pyran-2,6-dione

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