3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one

3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one - Names and Identifiers

Name	1,4-cyclohexanedione mono-2,2-dimethyl-trimethyle
Synonyms	1,4-CYCLOHEXANEDIONE MONONEOPENTYL KETAL 3,3-dimethyl-1,5-dioxaspiro(5.5)undecan-9-one 3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one 3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-8-one 3,3-DIMETHYL-1,5-DIOXASPIRO[5.5]UNDECAN-9-ONE 1,4-cyclohexanedione mono-2,2-dimethyl-trimethyle 1,4-Cyclohexanedione mono(2,2-dimethyltrimethylene 1,4-CYCLOHEXANEDIONE MONO-2,2-DIMETHYLTRIMETHYLENE KETAL 1,4-Cyclohexanedione mono-2,2-dimethyltrimethylene ketal 1,4-CYCLOHEXANEDIONE MONO-2,2-DIMETHYLTRIMETHYLENE ACETAL 1,4-Cyclohexanedione Mono(2,2-Dimethyltrimethylene Ketal)
CAS	69225-59-8
EINECS	273-918-4
InChI	InChI=1/C11H18O3/c1-10(2)7-13-11(14-8-10)5-3-9(12)4-6-11/h3-8H2,1-2H3

3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one - Physico-chemical Properties

Molecular Formula	C11H18O3
Molar Mass	198.26
Density	1.08±0.1 g/cm3(Predicted)
Melting Point	45-50°C(lit.)
Boling Point	70 °C(Press: 0.05 Torr)
Flash Point	>230°F
Solubility	Acetone, Dichloromethane, Ethyl Acetate, Methanol,
Vapor Presure	0.00153mmHg at 25°C
Appearance	Solid
Color	White
BRN	3541930
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.484
MDL	MFCD00006652

3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one - Risk and Safety

Risk Codes	R36/37/38 - Irritating to eyes, respiratory system and skin. R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description	S24/25 - Avoid contact with skin and eyes. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets.
WGK Germany	3
HS Code	29329990

3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one - Introduction

1,4-cyclohexanedione mono-2,2-dimethyl-trimethyle is an organic compound with the chemical formula C9H12O3. It is a colorless to pale yellow solid with a peculiar odor.

Nature:
-Melting point: about 98-100 degrees Celsius
-Boiling point: about 280-300 degrees Celsius
-Density: about 1.21 g/ml
-Solubility: Soluble in water, alcohols and ketones

Use:
- 1,4-cyclohexanedione mono-2,2-dimenethyl-trimethyle is commonly used as a reagent and intermediate in organic synthesis.
-In the field of medicine, it can be used to prepare the synthesis of certain pharmaceutical active parts.
-It can also be used as an additive in coatings and resins to improve their physical properties.
-In addition, it can also be used for the synthesis of dyes and pigments, the preparation of lubricants and plastic additives.

Preparation Method:
A common preparation method is obtained by the alkylation reaction of cyclohexanone with methyl iodide or methyl bromide under acid catalysis.

Safety Information:
1,4-cyclohexanedione mono-2,2-dimenethyl-trimethyle has less specific toxicological data, so the following safety precautions should be paid attention to during handling and use:
-Avoid inhaling dust or vapors and ensure good ventilation.
-Avoid skin contact and eye contact. If there is contact, rinse immediately with water and seek medical attention.
-During storage and transportation, contact with oxidants, strong acids, strong bases and other substances should be avoided to prevent dangerous reactions.

When using this compound, you should follow the correct laboratory operating procedures and safe operating procedures to ensure personal safety.

Last Update：2024-04-09 20:52:54