| CATEGORY: |
but-3-en-3-olide; diketen; Acetyl Ketene; Ketenedimer,99%; Ketene Dimer; Diketene; DK ; Acetyl ketene ; 4-Methylene-2-oxetanone ; But-3-en-3-olide |
| CAS: |
674-82-8 |
| EINECS NO: |
211-617-1 |
| MOLECULAR FORMULA: |
C4H4O2 |
| MOLECULAR WEIGHT: |
84.07 |
| STRUCTURE: |
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| PHYSICAL AND CHEMICAL PROPERTIES: |
| TRAITS: |
A colorless liquid stimulate smell. |
| MELTING POINT: |
-6.5℃ |
| BOILING POINT: |
127.4℃ |
| RELATIVE DENSITY: |
1.0897 |
| REFRACTIVE INDEX: |
1.4379 |
| FLASHING POINT: |
33.9℃ |
| SOLUTION: |
Soluble in common organic solvents. |
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| PURPOSES: |
| Diketene is vital medicines, dyes and pesticide intermediates. |
