dimethyl hydroquinone
Notes :
Coumarin replacer.
 
Right Click Picture For More Options. (Safari 1.2 (v125) Compatible).
 
IUPAC name :1,4-dimethoxybenzene
InChI :InChI=1/C8H10O2/c1-9-7-3-5-8(10-2)6-4-7/h3-6H,1-2H3
InChIKey :OHBQPCCCRFSCAX-UHFFFAOYAX
SMILES :COC1=CC=C(C=C1)OC
(EINECS) number :205-771-9
cas number :150-78-7
fema number :2386
coe number :2059
jecfa number :1250
fl. number :04.034
molar refractivity :39.60 ± 0.3 cm3
parachor :320.6 ± 4.0 cm3
index of refraction :1.488 ± 0.02
surface tension :29.6 ± 3.0 dyne/cm
density :1.005 ± 0.06 g/cm3
polarizability :15.70 ± 0.5 10-24cm3
xlogp : 1.90
molecular weight : 138.1638000
formula :C8 H10 O2
BioActivity Analysis :73333
 
 
fda reg :172.515 h. number :unspecified
organoleptics : 
odor type :green
odor strength :high ,
recommend smelling in a 1.00 % solution or less
odor description :
at 1.00 % in dipropylene glycol.  
sweet green new mown hay fennel
substantivity :76  Hour(s)
properties : 
appearence :white crystalline solid
assay : 99.00 - 100.00 %   
Food Chemicals Codex Listed :No
melting point : 55.00 - 60.00 °C. @ 760.00 mm Hg
boiling point : 210.00 - 213.00 °C. @ 760.00 mm Hg
boiling point : 109.00 °C. @ 20.00 mm Hg
logp : 2.04
shelf life : 36.00 month(s) or longer if stored properly.
storage :store in cool, dry place in tightly sealed containers, protected from heat and light.
safety : 
most important hazard(s) : Xi - Irritant
  
Oral Toxicity(LD50) : Oral-Rat    3600.00  mg/kg  FCTXAV  16,715,1978
Oral-Rat    8500.00  mg/kg    
Oral-Mouse    4000.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  >5000.00  mg/kg    
  
flash point ( Deg. F. ) :> 212.00  °F.  TCC  ( > 100.00 °C. )
  
recommendation for dimethyl hydroquinone usage levels up to :
  2.0000 % in the fragrance concentrate.
  
recommendation for dimethyl hydroquinone usage levels up to :
  8.0000 ppm in the flavor.
  
safety links : 
msds :msds
  
(EINECS) number :205-771-9
rtecs :CZ6650000 for 150-78-7
chemidplus :000150787
epa-srs :150-78-7
dtp/nci :7483
  
other : 
  C of A
references : 
pubchem :152196
NIST Chemistry WebBook :2364514153
  
synonyms :
1,4-dimethoxybenzene
para-dimethoxybenzene
1,4-dimethoxybenzol
 dimethyl ether hydroquinone
 dimethyl hydroquinone
 dimethyl hydroquinone ether
 hydrquinone dimethyl ether
para-methoxyanisole
 methyl para-methoxyphenyl ether
 quinol dimethyl ether
soluble in :
 alcohol
 water, 1370 mg/L @ 25C
insoluble in :
 water
stability :
 non-discoloring in most media
(odor and/or flavor) blends with :
 acetaldehyde ethyl phenethyl acetal
 algae absolute
 allyl amyl glycolate
 allyl cyclohexyl propionate
isoamyl benzoate
isoamyl butyrate
alpha-amyl cinnamaldehyde
isoamyl isovalerate
isoamyl salicylate
 amyris wood oil
para-anisyl alcohol
 basil oil
 bay leaf oil
 benzophenone
 benzyl benzoate
 benzyl salicylate
isobutyl quinoline
isobutyl salicylate
 carrot seed oil
 cinnamyl alcohol
 citronellol
 citronellyl acetate
 clary sage oil
 clove bud oil
 clover nitrile
 coriander seed oil
para-cresyl caprylate
 cuminaldehyde
 currant bud absolute black
 cypress oil
(E)-4-decen-1-al
 dihydromyrcenol
 dimethyl benzyl carbinol
 diphenyl methane
 diphenyl oxide
 ethyl cinnamate
 ethyl laurate
 ethyl vanillin
 eugenol
 fir balsam absolute
 floral pyranol
 geranium oil
 geranyl acetate
 grapefruit pentanol
 green acetate
 guaiacwood oil
 heliotropin
(Z)-3-hexen-1-yl benzoate
(Z)-3-hexen-1-yl salicylate
 hexyl acetate
alpha-hexyl cinnamaldehyde
 hexyl tiglate
 hyacinth ether
 indole
 ionones
 labdanum resinoid
 lavender absolute
 leaf acetal
laevo-linalool
 melon nonenoate
 methyl cinnamate
 methyl dihydrojasmonate
 methyl ionones
 mimosa absolute
 musks
 narcissus absolute
 oakmoss absolute
 ocean propanal
 orangeflower absolute
 phenethyl alcohol
 phenyl acetaldehyde
 phenyl acetaldehyde dimethyl acetal
 phenyl acetic acid
3-phenyl propionaldehyde
3-phenyl propyl alcohol
 rose oxides
 santall
 styralyl acetate
alpha-terpineol
 tetrahydrolinalool
 tonka bean absolute
 vanilla absolute
 vanillyl acetate
 verymoss
 vetiver oil
 violet leaf absolute
 violet methyl carbonate
 woody acetate
 woody amylene
(odor and/or flavor) used in :
 acorn
 agrumen
 algae
 amaryllis
 amber
 ambrosia
 ash mountain ash
 bark
 bluebell
 boronia
 boxwood
 boxwood blossom
 boxwoodberry
 calamus
 carrot seed
 cassis black currant bud
 castoreum
 cedar forest
 celery
 chamomile
 champaca champak
 chervil
 cilantro
 clematis
 clover trefle le'trefle incarnat
 cognac
 coriander
 coronilla
 cortex
 cypress
 daffodil narcissus
 deertongue
 earth humus
 erica
 evergreen
 fern fougere
 fig
 fir balsam
 fir needle
 flouve
 flouve blossom
 foliage
 fungus
 geranium
 ginger white ginger
 grass
 grass green grass
 green
 hancornia
 hay new mown hay foin coupe
 heather
 herbal
 hollyberry
 hugonia
 hyacinth jacinthe
 hydrangea
 ivy leaf
 jasmin
 jonquil narcissus jonquilla
 kewda
 leaf
 leaf autumn leaf
 leather
 liverwort
 lotus
 marjoram
 mate
 meadow
 mimosa wattle
 narcissus narcisse
 neroli
 nut hazelnut
 ocean sea
 opoponax
 orange bitter orange
 oregano
 orris iris
 palmarosa
 pansy
 parsley
 passion blossom
 patchouli
 pear prickly pear
 pine needle
 pine scotch pine
 poppy
 primrose
 privet
 privet blossom
 reseda mignonette
 rhubarb
 rose
 rose geranium
 sandalwood
 seaweed
 stem
 straw
 tea
 tobacco tabac tabaco flower
 vine
 weedy
 woodruff asperula
 wormwood absinthium
 yew
natural occurrence in :
coffee
hyacinth
data pageylang ylang oil @ 0.13%
data pageylang ylang oil CO2 extract @ 0.10%



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