Process for preparing gamma-butyrolactone and butenolide
US4356310A · kind A · utility
2Cited by
2References
9Claims
0Family size
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Inventor
Key dates
| Filing date | Jul 2, 1981 |
| Grant date | Oct 26, 1982 |
| Priority date | — |
| Expiry date | Jul 2, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D315/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A mixture of gamma-butyrolactone and butenolide is obtained by reacting 1,3-butadiene with oxygen in the vapor phase at elevated temperature in the presence of a catalytically effective amount of a mixed metal oxide containing boron, molybdenum and titanium values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.