β-Lonone

β-Lonone Basic information
Product Name:β-Lonone
Synonyms:Aids-032326;IONONE, BETA-(SG);β-Ionone,4-(2,6,6-Trimethyl-1-cyclohexenyl)-3-buten-2-one;4-(2,6,6-Trimethyl-1;(E)-1-(2,6,6-Trimethyl-1-cyclohexenyl)-1-butene-3-one;β-Lonone;(E)-4-(2,6,6-Trimethylcyclohex-1-enyl)-3-buten-2-one;B-IONONE WITH GC
CAS:79-77-6
MF:C13H20O
MW:192.3
EINECS:201-224-3
Product Categories:Anti-Proliferative Agents;Antitumor Agents;Carthamus tinctorius (Safflower oil);Ephedra sinica;Aspalathus linearis (Rooibos tea);Building Blocks;C13 to C14;Cancer Research;Carbonyl Compounds;Chemical Synthesis;Ginkgo biloba;Ketones;Nutrition Research;Intermediates & Fine Chemicals;Pharmaceuticals;Ocimum basilicum (Basil);Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Zingiber officinale (Ginger);bc0001
Mol File:79-77-6.mol
β-Lonone Structure
β-Lonone Chemical Properties
Melting point -49°C
Boiling point 126-128 °C12 mm Hg(lit.)
density 0.945 g/mL at 25 °C(lit.)
vapor pressure <1 hPa (25 °C)
refractive index n20/D 1.52(lit.)
FEMA 2595 | BETA-IONONE
Fp 230 °F
storage temp. Store below +30°C.
solubility 0.11g/l insoluble
form Oil
color Clear Colorless to Light Yellow
Odorat 10.00 % in dipropylene glycol. dry powdery floral woody orris berry seedy
Odor Typefloral
Water Solubility Soluble in water (0.11 mg/mI at 20°C).
JECFA Number389
Merck 14,5056
BRN 1909544
Stability:Light Sensitive
InChIKeyPSQYTAPXSHCGMF-BQYQJAHWSA-N
LogP4 at 25℃
CAS DataBase Reference79-77-6(CAS DataBase Reference)
NIST Chemistry Reference3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E)-(79-77-6)
EPA Substance Registry System.beta.-Ionone (79-77-6)
Safety Information
Hazard Codes Xi,N
Risk Statements 38-51/53-36
Safety Statements 61-36/37-26
RIDADR UN 3082 9/PG 3
WGK Germany 2
RTECS EN0500000
TSCA Yes
HS Code 2914 23 00
ToxicityLD50 orally in Rabbit: 2920 mg/kg
MSDS Information
ProviderLanguage
(3E)-4-(2,6,6-Trimethylcyclohex-1-en-1-yl)but-3-en-2-oneEnglish
SigmaAldrichEnglish
ACROSEnglish
ALFAEnglish
β-Lonone Usage And Synthesis
Chemical PropertiesClear Colorless to Pale Yellow Oil
UsesAn aroma compound commonly found in essential oils such as rose oil. β-Lonone is an important fragrance chemical used in perfumery. β-Ionone is effective in the chemoprevention of rat mammary carcinogenesis.
UsesIt is an important fragrance chemical used in perfumery. The combination of α-ionone and β-ionone is characteristic of the scent of violets and used with other components in flavoring to recreate their scent.
DefinitionChEBI: An ionone that is but-3-en-2-one substituted by a 2,6,6-trimethylcyclohex-1-en-1-yl group at position 4.
Synthesis Reference(s)Synthetic Communications, 17, p. 85, 1987 DOI: 10.1080/00397918708063906
Tetrahedron Letters, 30, p. 645, 1989 DOI: 10.1016/S0040-4039(01)80271-9
Flammability and ExplosibilityNonflammable
Purification MethodsConvert β-ionone to the semicarbazone (m 149o) by adding 50g of semicarbazide hydrochloride and 44g of potassium acetate in 150mL of water to a solution of 85g of β-ionone in EtOH.
β-Lonone Preparation Products And Raw materials
Raw materialsCitral–>Ionone–>2-Propenamide, N-methoxy-N-methyl-3-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (2E)-–>2-Methyl-2-[(E)-2-(2,6,6-trimethyl-1-cyclohexen-1-yl)ethenyl]-1,3-diox olane–>Methylmagnesium Bromide–>PSEUDOIONONE
Preparation Products2,2,6-TRIMETHYLCYCLOHEXANONE–>Beta-Damascone–>(E)-2,4,4-trimethyl-3-(3-oxo-1-butenyl)cyclohex-2-en-1-one–>4-(2,2,6-trimethyl-7-oxabicyclo[4.1.0]hept-1-yl)-3-buten-2-one–>Boronal–>beta-C14-Aldehyde–>all-trans-Ethyl-β-ionylideacetate

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