ChemicalBook > CAS DataBase List > 2,6,6-Trimethyl-2-cyclohexene-1,4-dione

2,6,6-Trimethyl-2-cyclohexene-1,4-dione

Product Name
2,6,6-Trimethyl-2-cyclohexene-1,4-dione
CAS No.
1125-21-9
Chemical Name
2,6,6-Trimethyl-2-cyclohexene-1,4-dione
Synonyms
KETOISOPHORONE;4-OXOISOPHORONE;4-KETOISOPHORONE;OXOISOPHORONE;2,6,6-TRIMETHYLCYCLOHEX-2-ENE-1,4-DIONE;Oxophorone;2,2,6-trimethyl-2-cyclohexene-1,4-dione (cetoisophorone);FEMA 3421;Oxopholone;4-OXOISOPHORON
CBNumber
CB7701362
Molecular Formula
C9H12O2
Formula Weight
152.19
MOL File
1125-21-9.mol
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2,6,6-Trimethyl-2-cyclohexene-1,4-dione Property

Melting point:
26-28 °C (lit.)
Boiling point:
222 °C (lit.) 92-94 °C/11 mmHg (lit.)
Density 
1.03
refractive index 
n20/D 1.491(lit.)
FEMA 
3421 | 2,6,6-TRIMETHYLCYCLOHEX-2-ENE-1,4-DIONE
Flash point:
201 °F
storage temp. 
Sealed in dry,2-8°C
solubility 
Chloroform (Slightly), Ethyl Acetate (Slightly)
form 
Liquid
color 
Pale Yellow to Yellow
Odor
at 1.00 % in dipropylene glycol. musty woody sweet tea tobacco leaf
Odor Type
musty
biological source
synthetic
JECFA Number
1857
BRN 
2207030
LogP
0.76
CAS DataBase Reference
1125-21-9(CAS DataBase Reference)
NIST Chemistry Reference
2,6,6-Trimethyl-2-cyclohexene-1,4-dione(1125-21-9)
EPA Substance Registry System
2-Cyclohexene-1,4-dione, 2,6,6-trimethyl- (1125-21-9)
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Safety

Hazard Codes 
Xn,Xi
Risk Statements 
22-43-36/37/38
Safety Statements 
26-36/37-37/39-24/25
RIDADR 
UN 2811 6.1/PG 3
WGK Germany 
3
HS Code 
29142900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H317May cause an allergic skin reaction

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W342106
Product name
4-Oxoisophorone
Purity
≥98%, FG
Packaging
100g
Price
$80.9
Updated
2024/03/01
Sigma-Aldrich
Product number
W342106
Product name
4-Oxoisophorone
Purity
≥98%, FG
Packaging
1kg
Price
$345
Updated
2024/03/01
Sigma-Aldrich
Product number
W342106
Product name
4-Oxoisophorone
Purity
≥98%, FG
Packaging
5kg
Price
$1470
Updated
2024/03/01
Sigma-Aldrich
Product number
329517
Product name
2,6,6-Trimethyl-2-cyclohexene-1,4-dione
Purity
98%
Packaging
25g
Price
$135
Updated
2024/03/01
TCI Chemical
Product number
K0034
Product name
4-Ketoisophorone
Purity
>98.0%(GC)
Packaging
25g
Price
$64
Updated
2024/03/01
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2,6,6-Trimethyl-2-cyclohexene-1,4-dione Chemical Properties,Usage,Production

Chemical Properties

clear yellow to orange liquid or low melting solid

Chemical Properties

2,6,6,-Trimethylcyclohex-2-ene-1,4-dione has a woody, musty sweet aroma.

Occurrence

Reported found among the volatile components in saffron and in cigarette smoke. Also reported found in saffron, cognac, black tea, green tea, microbial fermented tea, lemon balm, cooked shrimp, roasted shrimp, corn oil and lamb’s lettuce.

Uses

4-Oxoisophorone is one of the major components of saffron (Crocus sativus L.) and also found to be a product of degradation of carotenoids in paprika, tomato and marigold oleoresins.

Definition

ChEBI: 2,6,6-Trimethyl-2-cyclohexene-1,4-dione is a member of cyclohexenones.

General Description

2,6,6-Trimethyl-2-cyclohexene-1,4-dione is also known as 4-ketoisophorone and is the major component of saffron spice. It is a cyclic olefin and was reported as a product of the thermal degradation of β-carotene in aqueous suspension.

2,6,6-Trimethyl-2-cyclohexene-1,4-dione Preparation Products And Raw materials

Raw materials

Preparation Products

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2,6,6-Trimethyl-2-cyclohexene-1,4-dione Suppliers

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View Lastest Price from 2,6,6-Trimethyl-2-cyclohexene-1,4-dione manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
4-Ketoisophorone 1125-21-9
Price
US $120.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-05-15
Hebei Chuanghai Biotechnology Co., Ltd
Product
2,6,6-Trimethyl-2-cyclohexene-1,4-dione 1125-21-9
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
5tons
Release date
2024-11-29
Hebei Mujin Biotechnology Co.,Ltd
Product
2,6,6-Trimethyl-2-cyclohexene-1,4-dione 1125-21-9
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-06-30

1125-21-9, 2,6,6-Trimethyl-2-cyclohexene-1,4-dioneRelated Search:

Damascenone Norandrostenedione 4'-(Trifluoromethyl)acetophenone 2-Cyclohexen-1-one Acetone oxime Cyclohexene Trimethyl borate Isophorone 3,5-Dimethyl-2-cyclohexen-1-one 2-ETHYLFENCHOL 2-ETHYLFENCHOL 2-METHYL-2-CYCLOHEXEN-1-ONE 2,5-HEPTANEDIONE 2-Cyclohexene-1,4-dione 2,6,6-Trimethyl-2-cyclohexene-1,4-dione 2-Methoxy-3,5,5-trimethyl-2-cyclohexene-1,4-dione (6E)-6-(2H-1-Benzopyran-2-ylidene)-5-methoxy-2,2,4-trimethyl-4-cyclohexene-1,3-dione

  • 2,2,6-trimethyl-2-cyclohexene-1,4-dione (cetoisophorone)
  • 2,2,6-trimethylcyclohex-2-en-1,4-dione (4-oxo-isophorone)
  • 2,6,6-Trimethy-2-cyclohexene-1,4-dione (4-oxoisophorone)
  • 4-dione,2,6,6-trimethyl-2-Cyclohexene-1
  • KETOISOPHORONE
  • FEMA 3421
  • 4-OXOISOPHORON
  • 4-OXOISOPHORONE
  • 4-KETOISOPHORONE
  • 2-ETHYLFENCHOL 97+% FCC
  • 2,6,6-Trimethyl-2-cyclohexe
  • 4-ketoisophotone
  • 2,6,6-TRIMETHYL-2-CYCLOHEXENE-1,4-DIONE 98+%
  • 2,6,6-TRIMETHYLCYCLOHEX-2-ENE-1,4-DIONE
  • 2,6,6-TRIMETHYL-2-CYCLOHEXEN-1,4-DIONE
  • 2,6,6-TRIMETHYL-2-CYCLOHEXENE-1,4-DIONE
  • OXOISOPHORONE
  • 2,6,6-Trimethyl-2-cyclohexene-1,4-dione, 4-Oxoisophorone, Ketoisophorone
  • 6-Trimethyl-2-cyclohexene-1
  • 2,6,6-trimethyl-2-cyclohexene-4-dione
  • 2,6,6-trimethylcyclohex-
  • 4-Oxoisophorone, Ketoisophorone
  • Oxopholone
  • 6-Oxoisophorone
  • Oxophorone
  • 2,6,6-TriMethyl-2-cyclohexene-1,4-dione 98%
  • 4-Oxoisophorone 2,6,6-Trimethyl-2-cyclohexen-1,4-dione
  • 2,6,6-TriMethyl-2-clclohexen-1,4-dione
  • 3,5,5-TriMethyl-2-clclohexen-1,4-dione
  • 2,6,6-trimethylcyclohex-2-ene
  • 2-Cyclohexen-1,4-dione, 2,6,6-trimethyl
  • 2-Cyclohexene-1,4-dione, 2,6,6-trimethyl-
  • 3,5,5-trimethyl-2-cyclohexene-1,4-dione
  • 3,5,5-Trimethylcyclohex-2-en-1,4-dione
  • 3,5,5-trimethylcyclohex-2-ene-1,4-dione
  • 4-Ketoisophorone&gt
  • 2,6,6-Trimethyl-2-cyclohexene-1,4-dione USP/EP/BP
  • TIANFU-CHEM -2,6,6-Trimethyl-2-cyclohexene-1,4-dione
  • 2,6,6-Trimethyl-2-cyclohexene
  • 2,6,6-Trimethylcycohex-2-ene-1,4-dione
  • Ketone isophorone
  • Tea Flavone
  • Venlafaxine Impurity 1 Hydrochloride（Venlafaxine EP Impurity A Hydrochloride）
  • Ketoisophorone, 10 mM in DMSO
  • 3,5,5-Trimethyl-2-cyclohexen-1,4-dione
  • Dihydroterpineol(95%,97%andabove)
  • 1125-21-9
  • 5-21-9
  • Ketones
  • Organic Building Blocks
  • C9
  • Carbonyl Compounds
  • Building Blocks
  • Inhibitors
  • ketone Flavor