4-Isobutyldihydro-2H-pyran-2,6(3H)-dione

Modify Date: 2026-07-01 08:30:40

4-Isobutyldihydro-2H-pyran-2,6(3H)-dione Structure
4-Isobutyldihydro-2H-pyran-2,6(3H)-dione structure
Common Name 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione
CAS Number 185815-59-2 Molecular Weight 170.206
Density 1.1±0.1 g/cm3 Boiling Point 279.3±9.0 °C at 760 mmHg
Molecular Formula C9H14O3 Melting Point N/A
MSDS N/A Flash Point 124.0±15.9 °C

Summary: 4-(2-methylpropyl)oxane-2,6-dione, also known as 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione, with molecular formula C9H14O3 and molecular weight 170.206. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-(2-methylpropyl)oxane-2,6-dione
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.1±0.1 g/cm3
Boiling Point 279.3±9.0 °C at 760 mmHg
Molecular Formula C9H14O3
Molecular Weight 170.206
Flash Point 124.0±15.9 °C
Exact Mass 170.094299
PSA 43.37000
LogP 0.99
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.451
InChIKey XLSGYCWYKZCYCK-UHFFFAOYSA-N
SMILES CC(C)CC1CC(=O)OC(=O)C1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2917190090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  4

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4-isobutyl-dihydro-3H-pyran-2,6-dione
4-Isobutyldihydro-2H-pyran-2,6(3H)-dione
3-isobutyl-glutaric anhydride
2H-pyran-2,6(3H)-dione,dihydro-4-(2-methylpropyl)
IBG-anhydride
3-isobutyl-glutaric acid-anhydride
3-Isobutyl-glutarsaeure-anhydrid

 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of 4-(2-methylpropyl)oxane-2,6-dione?
A: Molecular weight of 4-(2-methylpropyl)oxane-2,6-dione is 170.206.
Q: What is the English name of 4-(2-methylpropyl)oxane-2,6-dione?
A: The English name of 4-(2-methylpropyl)oxane-2,6-dione is 4-(2-methylpropyl)oxane-2,6-dione.
Q: What English synonyms does 4-(2-methylpropyl)oxane-2,6-dione have?
A: English synonyms of 4-(2-methylpropyl)oxane-2,6-dione: 4-isobutyl-dihydro-3H-pyran-2,6-dione, 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione, 3-isobutyl-glutaric anhydride, 2H-pyran-2,6(3H)-dione,dihydro-4-(2-methylpropyl), IBG-anhydride, 3-isobutyl-glutaric acid-anhydride, 3-Isobutyl-glutarsaeure-anhydrid.
Q: What is the boiling point of 4-(2-methylpropyl)oxane-2,6-dione?
A: Boiling point of 4-(2-methylpropyl)oxane-2,6-dione is 279.3±9.0 °C at 760 mmHg.
Q: What are the downstream products of 4-(2-methylpropyl)oxane-2,6-dione?
A: Related downstream products(CAS) of 4-(2-methylpropyl)oxane-2,6-dione: 181289-15-6;148553-50-8;181289-33-8;128013-69-4.
Q: What is the InChIKey of 4-(2-methylpropyl)oxane-2,6-dione?
A: InChIKey of 4-(2-methylpropyl)oxane-2,6-dione is XLSGYCWYKZCYCK-UHFFFAOYSA-N.
Q: What is the CAS number of 4-(2-methylpropyl)oxane-2,6-dione?
A: CAS number of 4-(2-methylpropyl)oxane-2,6-dione is 185815-59-2.
Q: What is the SMILES notation of 4-(2-methylpropyl)oxane-2,6-dione?
A: SMILES notation of 4-(2-methylpropyl)oxane-2,6-dione is CC(C)CC1CC(=O)OC(=O)C1.
Q: What is the polar surface area (PSA) of 4-(2-methylpropyl)oxane-2,6-dione?
A: Polar surface area (PSA) of 4-(2-methylpropyl)oxane-2,6-dione is 43.37000.
Q: What is the LogP of 4-(2-methylpropyl)oxane-2,6-dione?
A: LogP of 4-(2-methylpropyl)oxane-2,6-dione is 0.99.

 4-Isobutyldihydro-2H-pyran-2,6(3H)-dionefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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