| Company Name: |
SHANGHAI FDC-CHEMICAL CO.,LTD
|
| Tel: |
021-61469567 18521078705 |
| Email: |
sales@fdc-chemical.com |
| Products Intro: |
Product Name:2H-Pyran-4(3H)-one
CAS:84302-42-1
Purity:95% Package:1g;5g;25g
|
| Company Name: |
Nanjing SynTitan Pharmaceutical Co., Ltd.
|
| Tel: |
25-57027686 17372956142 |
| Email: |
li_lan@syntitan.com |
| Products Intro: |
Product Name:2,3-Dihydro-pyran-4-one
CAS:84302-42-1
Purity:>97% Package:1g/;5g/
|
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| | 2H-Pyran-4(3H)-one Basic information |
| | 2H-Pyran-4(3H)-one Chemical Properties |
| Boiling point | 88-92 °C(Press: 16 Torr) | | density | 1.123±0.06 g/cm3(Predicted) |
| | 2H-Pyran-4(3H)-one Usage And Synthesis |
| | 2H-Pyran-4(3H)-one Preparation Products And Raw materials |
| Raw materials | 1,5,9-Trioxaspiro[5.5]undec-7-ene, 3,3-dimethyl--->Silane, [(3-ethoxy-1-methylene-2-propenyl)oxy]trimethyl-, (E)- (9CI)-->4H-PYRAN-4-ONE-->1-METHOXY-3-TRIMETHYLSILOXY-1,3-BUTADIENE-->Formaldehyde-->Tetrahydro-4H-pyran-4-one-->3,4-Dihydro-2H-pyran-->Ethyl formate | | Preparation Products | Benzoic acid, 5-broMo-3-[ethyl(tetrahydro-2H-pyran-4-yl)aMino]-2-Methyl-, Methyl ester-->5,6-DIHYDRO-2H-PYRAN-2-ONE |
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