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1125-21-9

Name 2,6,6-Trimethyl-2-cyclohexene-1,4-dione
CAS 1125-21-9
EINECS(EC#) 214-406-2
Molecular Formula C9H12O2
MDL Number MFCD00043119
Molecular Weight 152.19
MOL File 1125-21-9.mol

Chemical Properties

Appearance yellow clear liquid or solid.
Melting point  26-28 °C (lit.)
Boiling point  222 °C (lit.) 92-94 °C/11 mmHg (lit.)
density  1.03
FEMA  3421
refractive index  n20/D 1.491(lit.)
Fp  201 °F
storage temp.  Sealed in dry,2-8°C
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly)
form  neat
color  Pale Yellow to Yellow
Odor at 1.00 % in dipropylene glycol. musty woody sweet tea tobacco leaf
Odor Type musty
JECFA Number 1857
BRN  2207030
LogP 0.76
Uses
2,6,6-Trimethyl-2-cyclohexene-1,4-dione(1125-21-9) Use in flavors,specially in tea and tobacco fragrances.
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 1125-21-9(EPA Substance)

Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R43:May cause sensitization by skin contact.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
S37/39:Wear suitable gloves and eye/face protection .
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
HS Code  29142900

Hazard Information

Material Safety Data Sheet(MSDS)

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