- Min.Order :1 Kilogram
- Purity: 98%
- Payment Terms : L/C,D/A,D/P,T/T,
Keywords
674-82-8 Acetyl ketene C4H4O2
Quick Details
- Appearance:White or off-white Solid
- Application:Organic synthesis
- PackAge:According to the demand of customer
- ProductionCapacity:20|Metric Ton|Month
- Storage:Sealed, dry, microtherm , avoid light and smell.
- Transportation:by air or by sea
Superiority:
high quality
Details:
| Acetyl ketene Basic information |
| Product Name: | Acetyl ketene |
| Synonyms: | 3-buteno-beta-lactone;3-Butenoic acid, 3-hydroxy-, beta-lactone;3-hydroxy-3-butenoicacibeta-lactone;4-methylene-2-oxetanon;Diketen;diketene,inhibited;Ethenone, dimer;ethenone,dimer |
| CAS: | 674-82-8 |
| MF: | C4H4O2 |
| MW: | 84.07 |
| EINECS: | 211-617-1 |
| Product Categories: | Pharmaceutical Intermediates;Aromatic amine products |
| Mol File: | 674-82-8.mol |
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| Acetyl ketene Chemical Properties |
| mp | -7.5°C |
| bp | 69-70 °C100 mm Hg(lit.) |
| density | 1.09 g/mL at 25 °C(lit.) |
| vapor density | 2.9 (vs air) |
| vapor pressure | 7.9 mm Hg ( 20 °C) |
| refractive index |
n |
| Fp | 95 °F |
| storage temp. | 2-8°C |
| CAS DataBase Reference | 674-82-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Oxetanone, 4-methylene-(674-82-8) |
| EPA Substance Registry System | 2-Oxetanone, 4-methylene-(674-82-8) |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 10-20-40-36/37/38 |
| Safety Statements | 3-36/37-33-24/25-23-16-26 |
| RIDADR | UN 2929 6.1/PG 2 |
| WGK Germany | 2 |
| RTECS | RQ8225000 |
| F | 19-21-27 |
| HazardClass | 6.1(a) |
| PackingGroup | I |
| Hazardous Substances Data | 674-82-8(Hazardous Substances Data) |
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