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

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Names

[ CAS No. ]:
6970-57-6

[ Name ]:
2H-Pyran-2,6(3H)-dione,4-ethyldihydro-4-methyl-

[Synonym ]:
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

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

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
3

[ HS Code ]:
2917190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-ethyl-3-methylglutaric acid

DownStream

  • Bemegride
  • 4-ethyl-1,4-dimethylpiperidine-2,6-dione
  • Pentanedioic acid,3-ethyl-3-methyl-, 1-methyl ester

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%

Related Compounds

  • 2H-Pyran-2,6(3H)-dione,4-methyl-
  • 4-(4-NITROPHENYL)DIHYDRO-2H-PYRAN-2,6(3H)-DIONE
  • 4-(4-bromophenyl)oxane-2,6-dione
  • 2H-Pyran-2,6(3H)-dione, 3-acetyl-4-methyl- (9CI)
  • 2H-Pyran-2,6(3H)-dione, 3-(1-hydroxyethylidene)-4-methyl-, (3Z)- (9CI)
  • 2H-Pyran-2,6(3H)-dione,4-aminodihydro-(9CI)
  • 2-((3-benzyl-4-oxo-6-phenyl-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-2-yl)thio)-N-(2-methoxyphenyl)acetamide
  • Ethyl 4-methyl-2-pyrrolidinecarboxylate hydrochloride
  • 2-(3,4-Dimethyl-phenyl)-acetamidine hydrochloride
  • N-[3-(acetylamino)phenyl]-2-(isopropylamino)-1,3-thiazole-4-carboxamide
  • 3-(4-Bromophenyl)-6-({[3-(4-ethylphenyl)-1,2,4-oxadiazol-5-yl]methyl}thio)pyridazine
  • N-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-(3-oxo-1,2-benzothiazol-2(3H)-yl)propanamide
  • 1-[(4-bromo-1H-indol-1-yl)acetyl]piperidine-4-carboxylic acid
  • 2-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]-6-(2-methoxyphenyl)pyridazin-3(2H)-one
  • 4-(4-methoxyphenyl)-N-(3-methylpyridin-2-yl)-1,2,3-thiadiazole-5-carboxamide
  • 1-methyl-N-[(2E)-5-(tetrahydrofuran-2-yl)-1,3,4-thiadiazol-2(3H)-ylidene]-1H-indole-6-carboxamide
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