(3R,5S)-3,5-dimethyldihydro-2H-pyran-2,6(3H)-dione

Modify Date: 2025-08-23 19:08:11

(3R,5S)-3,5-dimethyldihydro-2H-pyran-2,6(3H)-dione Structure
(3R,5S)-3,5-dimethyldihydro-2H-pyran-2,6(3H)-dione structure
Common Name (3R,5S)-3,5-dimethyldihydro-2H-pyran-2,6(3H)-dione
CAS Number 4295-92-5 Molecular Weight 142.15200
Density N/A Boiling Point N/A
Molecular Formula C7H10O3 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name (3R,5S)-3,5-dimethyldihydro-2H-pyran-2,6(3H)-dione
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C7H10O3
Molecular Weight 142.15200
Exact Mass 142.06300
PSA 43.37000
LogP 0.73210

 Safety Information

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

meso-3,5-dimethylglutaric anhydride
meso-2,4-dimethylglutaric anhydride
meso-2,4-dimethylglutaric acid anhydride
meso-2,4-dimethylpentanedioic anhydride
cis-3,5-dimethyl glutaric anhydride
3,5-dimethyl-dihydro-pyran-2,6-dione
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