Spiro[5.5]undecan-2-one
- CAS NO.：1781-81-3
- Empirical Formula: C11H18O
- Molecular Weight: 166.26
- MDL number: MFCD00090150
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:11:59
![Spiro[5.5]undecan-2-one Structural](https://img.chemicalbook.in/CAS/GIF/1781-81-3.gif)
What is Spiro[5.5]undecan-2-one?
The Uses of Spiro[5.5]undecan-2-one
Spiro[5.5]undecan-2-one is used in the preparation of commonly encountered spirocyclic systems.
Synthesis Reference(s)
Journal of the American Chemical Society, 110, p. 2218, 1988 DOI: 10.1021/ja00215a035
Properties of Spiro[5.5]undecan-2-one
| Boiling point: | 225 °C(Press: 772 Torr) |
| Density | 0.98417 g/cm3(Temp: 21-27 °C) |
Safety information for Spiro[5.5]undecan-2-one
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Health Hazard GHS08 |
| GHS Hazard Statements |
H226:Flammable liquids H304:Aspiration hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. P280:Wear protective gloves/protective clothing/eye protection/face protection. P331:Do NOT induce vomiting. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P370+P378:In case of fire: Use … for extinction. P405:Store locked up. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for Spiro[5.5]undecan-2-one
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