difurfuryl ether
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IUPAC name :2-(furan-2-ylmethoxymethyl)furan
InChI :InChI=1/C10H10O3/c1-3-9(12-5-1)7-11-8-10-4-2-6-13-10/h1-6H,7-8H2
InChIKey :YEQMNLGBLPBBNI-UHFFFAOYAZ
SMILES :C1=COC(=C1)COCC2=CC=CO2
cas number :4437-22-3
beilstein number :0156726
fema number :3337
coe number :10930
jecfa number :1522
fl. number :13.061
molar refractivity :46.63 ± 0.3 cm3
parachor :383.6 ± 4.0 cm3
index of refraction :1.513 ± 0.02
surface tension :37.6 ± 3.0 dyne/cm
density :1.150 ± 0.06 g/cm3
polarizability :18.48 ± 0.5 10-24cm3
XlogP : 0.80
molecular weight : 178.1846000 (IUPAC)
formula :C10 H10 O3
NMR Predictor :Predict
 
 
export tariff code :unspecified
fda reg :unspecified
Suppliers :
Frutarom :DIFURFURYL ETHER
≥99.00%, NI, Kosher
Odor:  Coffee, Earthy, Mushroom.
Suggested Uses: Bakery, Coffee, Savoury, Tea
Penta :difurfuryl ether
organoleptics :
odor type :coffee
odor description:
coffee nutty
properties :
appearence :colorless to yellow clear liquid
assay : 97.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :1.50600 to 1.51200 @ 25.00 °C.
pounds per gallon - calc. :12.531 to 12.581
refractive index :1.13800 to 1.14400 @ 20.00 °C.
boiling point : 101.00 °C. @ 2.00 mm Hg
boiling point : 88.00 to 89.00 °C. @ 1.00 mm Hg
acid value : 1.00  max.  KOH/g
flash point : 222.00  °F.  TCC  ( 105.56 °C. )
logP (o/w) : 2.27
safety :
most important hazard(s) :Xi - Irritant
  R 36/37/38 - Irritating to eyes, respiratory system, and skin.
S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
Oral Toxicity(LD50) : 
  Oral-Rat    210.00  mg/kg

Dermal Toxicity(LD50) : 
  Not determined
Inhalation Toxicity(LC50) : 
  Not determined
 
safety in use :
Category :flavoring agents
 
recommendation for difurfuryl ether fragrance usage levels up to :
 not for fragrance use.
safety references :
EPI System :view
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :3
 
 
 
 
2-(furan-2-ylmethoxymethyl)furan
chemidplus :004437223
EPA Substance Registry Services :4437-22-3
dtp/nci :97234
references :
 
2-(furan-2-ylmethoxymethyl)furan
fl. number :13.061
jecfa number :1522
NIST Chemistry WebBook :1245507339
pubchem :203986
other :
VCF-Online: VCF Volatile Compounds in Food
FDA Everything Added to Food in the United States (EAFUS)View
synonyms :
2,2'-difurfuryl ether
2,2'-(oxydimethylene) difuran
2-(furan-2-ylmethoxymethyl)furan
 furfuryl ether
2,2'-(oxybis(methylene)) bisfuran
soluble in :
 alcohol
insoluble in :
 water
potential blenders :    note
2-acetyl furanFL/FR
2-acetyl pyrazineFL/FR
 acetyl pyrrolineFL
2-acetyl-3-methyl pyrazineFL/FR
 benzothiazoleFL
 benzyl mercaptanFL
 butyl mercaptanFL
 caramel furanoneFL
 cocoa pyrazineFL/FR
3,6-cocoa pyrazineFL
 coffee difuranFL
 coffee dioneFL/FR
 coffee pyrazineFL
 dicyclohexyl disulfideFL
 difurfuryl sulfideFL
6,7-dihydro-2,3-dimethyl-5H-cyclopentapyrazineFL
 diisoamyl thiomalateFL
 dimethyl dihydrocyclopentapyrazineFL
2,3-dimethyl pyrazineFL/FR
2,6-dimethyl pyrazineFL/FR
2,4-dimethyl thiazoleFL
2,5-dimethyl thiazoleFL
4,5-dimethyl thiazoleFL
4,5-dimethyl-2-ethyl-3-thiazolineFL
2,5-dimethyl-3-thiofuroyl furanFL
 ethyl 3-(furfuryl thio) propionateFL
 ethyl methyl sulfideFL
2-ethyl-3,5(6)-dimethyl pyrazine mixtureFL
 filbert heptenoneFL/FR
 furfuryl alcoholFL
 furfuryl isopropyl sulfideFL
 furfuryl mercaptanFL/FR
 furfuryl methyl etherFL
 furfuryl propionateFL
1-furfuryl pyrroleFL/FR
 furfuryl thioacetateFL
S-furfuryl thioformateFL
 furfuryl thiopropionateFL
2-heptyl furanFL
1-hydroxy-2-butanoneFL/FR
 menthofuranFL/FR
2-methyl 3-(methyl thio) furan 10% in triacetinFL
2-methyl 5-(methyl thio) furanFL
2-methyl butyraldehydeFL
 methyl cyclopentenoloneFL/FR
 methyl furfuryl disulfideFL
2-methyl quinoxalineFL
5-methyl quinoxalineFL/FR
2-methyl thio-3,5 or 6-methyl pyrazineFL/FR
2-methyl-3-,5 or 6-(furfuryl thio) pyrazineFL/FR
2-methyl-5-isopropyl pyrazineFL
 nutty quinoxalineFL/FR
2-propionyl-2-thiazolineFL
 sulfuryl butyrateFL/FR
 sulfuryl decanoateFL/FR
 sulfuryl formateFL
 sulfuryl hexanoateFL/FR
 sulfuryl isobutyrateFL/FR
 sulfuryl octanoateFL/FR
 sulfuryl propionateFL/FR
2,3,5,6-tetramethyl pyrazineFL
2-thienyl mercaptanFL
2-thiophene thiolFL
2,4,5-trimethyl thiazoleFL/FR
2,6-xylenolFR
potential uses :
 coffee
 nut
natural occurrence in :    note
 coffee  

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