bread thiophene
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IUPAC name :5-methylthiophene-2-carbaldehyde
InChI :InChI=1/C6H6OS/c1-5-2-3-6(4-7)8-5/h2-4H,1H3
InChIKey :VAUMDUIUEPIGHM-UHFFFAOYAF
SMILES :CC1=CC=C(S1)C=O
cas number :13679-70-4
(EINECS) number :237-178-6
beilstein number :0106896
fema number :3209
coe number :2203
jecfa number :1050
fl. number :15.004
molar refractivity :36.21 ± 0.3 cm3
parachor :273.1 ± 4.0 cm3
index of refraction :1.593 ± 0.02
surface tension :42.6 ± 3.0 dyne/cm
density :1.180 ± 0.06 g/cm3
polarizability :14.35 ± 0.5 10-24cm3
XlogP : 0.60
XlogP3-AA : 1.80
molecular weight : 126.1762400 (IUPAC)
formula :C6 H6 O S
BioActivity Analysis :124214
NMR Predictor :Predict
 
 
export tariff code :2934.90
fda reg :unspecified

Suppliers :
Nanjing :5-methylthiophene-2-carboxaldehyde
Penta :5-methyl-2-thiophenecarboxaldehyde
Pfaltz & Bauer :5-Methyl-2-Thiophenecarboxaldehyde
97%
Sigma-Aldrich-SAFC :5-Methyl-2-thiophenecarboxaldehyde
≥98%, Kosher
TCI AMERICA :5-Methylthiophene-2-aldehyde (=5-Methyl-2-thiophenecarboxaldehyde)
>97.0%(GC)

organoleptics :
odor type :fruity
odor strength :high ,
recommend smelling in a 0.10 % solution or less
odor description :
at 0.10 % in dipropylene glycol.  
sweet almond cherry furfural woody acetophenone

properties :
appearence :colorless to amber brown clear liquid
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :1.17000 @ 25.00 °C.
refractive index :1.58300 @ 20.00 °C.
boiling point : 113.00 to 114.00 °C. @ 25.00 mm Hg
boiling point : 52.50 °C. @ 0.70 mm Hg
flash point : 190.00  °F.  TCC  ( 87.78 °C. )
logP (o/w) : 1.48

safety :
most important hazard(s) :None - None found.
  S 02 - Keep out of the reach of children.
S 23 - Do not breath vapour.
S 24/25 - Avoid contact with skin and eyes.
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :0.73 (μg/capita/day)
 
recommendation for bread thiophene usage levels up to :
 not for fragrance use.
recommendation for bread thiophene usage levels up to :
  5.0000 ppm in the flavor.

safety references :
European Food Safety Athority(efsa) :Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
EPI System :view
Env. Mutagen Info. Center :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :3
 
 
 
 5-methylthiophene-2-carbaldehyde
(EINECS) number :237-178-6
chemidplus :013679704
EPA Substance Registry Services :13679-70-4
dtp/nci :87542

references :
 5-methylthiophene-2-carbaldehyde
fl. number :15.004
jecfa number :1050
NIST Chemistry WebBook :3941930704
pubchem :198052

other :
VCF-Online: VCF Volatile Compounds in Food
FDA Everything Added to Food in the United States (EAFUS)View
synonyms :
 formyl methyl thiophene
2-formyl-5-methyl thiophene
5-methyl thiophene-2-carbaldehyde
5-methyl-2-formyl thiophene
5-methyl-2-thenaldehyde
5-methyl-2-thiophene carboxaldehyde
5-methylthiophene-2-carbaldehyde

soluble in :
 alcohol

insoluble in :
 water

(odor and/or flavor) blends with :
 acetophenone
2-acetyl furan
2-acetyl pyrazine
2-acetyl pyrrole
2-acetyl-2-thiazoline
 allyl 2-ethyl butyrate
 allyl benzoate
 allyl isovalerate
 almond oil bitter
isoamyl 2-methyl butyrate
 amyl butyrate
ortho-anisaldehyde
para-anisyl acetate
para-anisyl propionate
 benzaldehyde
 benzaldehyde / methyl anthranilate schiff's base
 benzaldehyde dimethyl acetal
 benzaldehyde glycrol acetal
2-benzofuran carboxaldehyde
 benzyl cinnamate
 butyraldehyde
 butyrophenone
 caraway seed oleoresin
dextro-carvone
 cherry laurel oil
 cherry oxyacetate
 cherry pentenoate
 cherry propanol
 chocolate pyrazine A
 chocolate pyrazine B
 cinnamyl isovalerate
 cocoa pyrazine
 coffee furanone
para-cresyl propionaldehyde
 cyclohexyl cinnamate
 cyclohexyl formate
 dibenzyl ketone
2,5-dihydroxy-1,4-dithiane
 diisoamyl thiomalate
2,4-dimethyl benzaldehyde
2,6-dimethyl pyridine
 ethyl 2-phenyl-3-furoate
4-ethyl benzaldehyde
 ethyl benzoyl acetate
 ethyl methyl-para-tolyl glycidate
5-ethyl-2-thiophene carboxaldehyde
2-ethyl-3,5(6)-dimethyl pyrazine mixture
 filbert pyrazine
 furfural
 furfuryl alcohol
 furfuryl octanoate
 geranyl crotonate
laevo-glutamic acid
 heliotropin
 heliotropyl acetone
 heptyl isobutyrate
2,4-hexadien-1-ol
3,4-hexane dione
2-hexen-1-al
2'-hydroxyacetophenone
 maltol
2-methoxy-3-methyl pyrazine
2'-methoxyacetophenone
(E)-para-methoxycinnamaldehyde
para-methoxycinnamaldehyde
 methyl (E)-cinnamate
 methyl benzoate
 methyl cinnamate
 methyl furfuracrylate
 methyl phenyl acetate
4-methyl salicylaldehyde
3-methyl-2-buten-1-al
2-methyl-3-(methyl thio) pyrazine
2-methyl-3,(5 or 6)-ethoxypyrazine
 nutty cyclohexenone
laevo-perillaldehyde
 phenyl acetaldehyde diethyl acetal
 phenyl acetaldehyde diisobutyl acetal
 phenyl pyruvic acid
4-phenyl-2-butanol
 powdery ketone
 prenyl acetate
2-propionyl thiazole
 raspberry ketone methyl ether
 shoyu furanone
 toffee furanone
 tolualdehyde glyceryl acetal
 tolualdehydes (mixed o/m/p)
meta-tolyl aldehyde
para-tolyl aldehyde
 vanillyl acetate

(odor and/or flavor) used in :
 almond
 blackberry
 cherry
 nut hazelnut
 nut peanut
 vanilla

natural occurrence in :
bread wheat bread
coffee
krill
peanut roasted peanut
tomato



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