5,5-Dimethyl-2,4-hexanedione

5,5-Dimethyl-2,4-hexanedione - Names and Identifiers

Name	5,5-Dimethylhexane-2,4-dione
Synonyms	AKOS MSC-0373 Pivaloylacetone, keto form 5,5-Dimethyl-hexan-2,4-dione 2,2-DIMETHYL-3,5-HEXANEDIONE 5,5-Dimethylhexane-2,4-dione 5,5-DIMETHYLHEXANE-2,4-DIONE 2,2-Dimethylhexane-3,5-dione 2,2-Dimethyl-3,5-hexanedione 5,5-Dimethyl-2,4-hexanedione 4-hydroxy-5,5-dimethylhex-3-en-2-one
CAS	7307-04-2
EINECS	230-760-0
InChI	InChI=1/C8H14O2/c1-6(9)5-7(10)8(2,3)4/h5,10H,1-4H3

5,5-Dimethyl-2,4-hexanedione - Physico-chemical Properties

Molecular Formula	C8H14O2
Molar Mass	142.2
Density	0.912 g/mL at 25 °C
Melting Point	105-106 °C
Boling Point	165 °C
Flash Point	57°C
Water Solubility	3.327g/L(25 ºC)
Vapor Presure	0.024mmHg at 25°C
Appearance	liquid
Specific Gravity	0.918
Color	colorless
BRN	969813
pKa	pK1:10.01 (25°C)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.4600
MDL	MFCD00142767

5,5-Dimethyl-2,4-hexanedione - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R10 - Flammable R22 - Harmful if swallowed
Safety Description	S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes.
UN IDs	1224
WGK Germany	3
HS Code	29141990
Hazard Class	3
Packing Group	III

5,5-Dimethyl-2,4-hexanedione - Introduction

5,5-Dimethylhexane-2,4-dione is an organic compound with the chemical formula C8H14O2. It is a colorless liquid with a strong fragrance. The following are some of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: colorless liquid
-Molecular weight: 142.20g/mol
-Boiling Point: 129-132°C
-Density: 0.94g/cm³
-Melting point:-61°C
-Solubility: Soluble in water and organic solvents

Use:
5,5-Dimethylhexane-2,4-dione is often used as an important raw material in organic synthesis, especially in the field of synthetic fragrances and drugs. Because of its unique fragrance, it is often used as one of the first incense in perfumes. In addition, it can be used in the synthesis of certain drugs and other organic compounds.

Preparation Method:
5,5-Dimethylhexane-2,4-dione can be prepared by a variety of synthetic methods. One common method is to react hexanone with acetic anhydride in acetic acid.

Safety Information:
- 5,5-Dimethylhexane-2,4-dione is generally stable under normal use conditions, but it is still necessary to avoid contact with oxidants, strong acids, strong bases and other substances to avoid dangerous reactions.
-Wear appropriate protective equipment such as gloves, goggles and protective clothing during operation.
-In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical help.
-When storing and handling the compound, follow the relevant safety procedures and regulations.

Please note: The use and handling of this compound should follow appropriate safe operating procedures and follow relevant regulations and guidelines.

Last Update：2024-04-09 21:04:16