5-ethyl-2-thiophene carboxaldehyde
2-thiophenecarboxaldehyde, 5-ethyl-
 
Notes:
None found
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5-ethylthiophene-2-carbaldehyde (Click)
CAS Number: 36880-33-8Picture of molecule
ECHA EINECS - REACH Pre-Reg: 253-252-0
FDA UNII: 8I907X809K
Nikkaji Web: J260.692E
MDL: MFCD00143457
XlogP3-AA: 2.20 (est)
Molecular Weight: 140.20496000
Formula: C7 H8 O S
NMR Predictor: Predict (works with chrome or firefox)
Category: flavoring agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Pubchem Patents: Search
Flavis Number: 15.074 (Old)
DG SANTE Food Flavourings: 15.074  5-ethylthiophene-2-carbaldehyde
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Physical Properties:
Appearance: pale yellow to brown solid (est)
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Melting Point: 62.00 °C. @ 760.00 mm Hg
Boiling Point: 225.00 to  227.00 °C. @ 760.00 mm Hg
Boiling Point: 65.00 °C. @ 2.00 mm Hg
Vapor Pressure: 0.077000 mm/Hg @ 25.00 °C. (est)
Vapor Density: 4.8 ( Air = 1 )
Flash Point: 193.00 °F. TCC ( 89.44 °C. )
logP (o/w): 1.727 (est)
Soluble in:
 alcohol
 water, 535 mg/L @ 25 °C (est)
Insoluble in:
 water
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Organoleptic Properties:
 
Odor Type: fruity
 
Odor Strength: high ,
recommend smelling in a 0.10 % solution or less
 
 almond bitter almond  cherry  
Odor Description:
at 0.10 % in propylene glycol. 
like benzaldehyde
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
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Suppliers:
BOC Sciences
For experimental / research use only.
5-Ethylthiophene-2-carbaldehyde
Santa Cruz Biotechnology
For experimental / research use only.
5-Ethyl-2-thiophenecarboxaldehyde
Sigma-Aldrich: Aldrich
For experimental / research use only.
5-Ethyl-2-thiophenecarboxaldehyde 98%
Chemical Sources Association
Need This Item for Flavor/Food?: You can contact the Chemical Sources Association
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Safety Information:
Preferred SDS: View
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: flavoring agents
Recommendation for 5-ethyl-2-thiophene carboxaldehyde usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0..37 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 78 (μg/person/day)
Threshold of Concern:540 (μg/person/day)
Structure Class: II
 
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
 average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 0.200001.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.100000.50000
Edible ices, including sherbet and sorbet (03.0): 0.200001.00000
Processed fruit (04.1): 0.200001.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 0.200001.00000
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.100000.50000
Bakery wares (07.0): 0.200001.00000
Meat and meat products, including poultry and game (08.0): 0.100000.20000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.100000.20000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.100000.50000
Foodstuffs intended for particular nutritional uses (13.0): 0.200001.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.100000.50000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 0.200001.00000
Ready-to-eat savouries (15.0): 0.400002.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.100000.50000
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Safety References:
European Food Safety Athority(efsa): Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
European Food Safety Authority (EFSA) reference(s):
Flavouring Group Evaluation 21: Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29. Miscellaneous substances from chemical group 30. (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
View page or View pdf
Flavouring Group Evaluation 76, (FGE.76)[1] - Consideration of sulphur-containing heterocyclic compounds evaluated by JECFA (59th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29, miscellaneous substances from chemical group 30 evaluated by EFSA in FGE.21 - Scientific Opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food
View page or View pdf
Flavouring Group Evaluation 21, Revision 1 (FGE.21Rev1): Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29 Miscellaneous substances from chemical group 30
View page or View pdf
Flavouring Group Evaluation 93 (FGE.93): Consideration of sulphur heterocyclic evaluated by JECFA (68th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl evaluated by EFSA in FGE.21Rev1 (2009)
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 21, Revision 2 (FGE.21Rev2): Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29. Miscellaneous substances from chemical group 30.
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 21, Revision 3 (FGE.21Rev3): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30
View page or View pdf
Statement on List of Representative Substances for Testing. The current Statement lays down a list of substances in sub-groups with representative substances for which additional data are required prior to their evaluation through the Procedure (Regulation (EC) No 1565/2000).
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 21, Revision 4 (FGE.21Rev4): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 21, Revision 5 (FGE.21Rev5): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30
View page or View pdf
EPI System: View
EPA Substance Registry Services (TSCA): 36880-33-8
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 169830
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 3
 5-ethylthiophene-2-carbaldehyde
Chemidplus: 0036880338
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References:
 5-ethylthiophene-2-carbaldehyde
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 169830
Pubchem (sid): 135126340
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Other Information:
(IUPAC): Atomic Weights of the Elements 2009
(IUPAC): Atomic Weights of the Elements 2009 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
HMDB (The Human Metabolome Database): Search
ChemSpider: View
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Potential Blenders and core components note
 
For Odor
almond
bitter almond oil replacerFL/FR
anisic
ortho-acetanisoleFL/FR
ortho-anisaldehydeFL/FR
balsamic
2-acetyl furanFL/FR
 benzyl cinnamateFL/FR
(E)-benzyl tiglateFL/FR
 methyl (E)-cinnamateFL/FR
 methyl cinnamateFL/FR
berry
 raspberry ketone methyl etherFL/FR
bready
 furfuralFL/FR
buttery
3,4-hexane dioneFL/FR
camphoreous
 butyrophenoneFL/FR
caramellic
5-methyl furfuralFL/FR
chocolate
 chocolate pyrazine AFL/FR
2-methoxy-3-methyl pyrazineFL/FR
earthy
 dibenzyl etherFL/FR
ethereal
 cyclohexyl formateFL/FR
(R)-gamma-octalactoneFL/FR
floral
 acetophenoneFL/FR
 benzyl formateFL/FR
 phenyl acetaldehyde diisobutyl acetalFL/FR
para-tolualdehyde propylene glycol acetalFL/FR
fruity
 allyl 2-ethyl butyrateFL/FR
 allyl isovalerateFL/FR
bitter almond oilFL/FR
isoamyl 2-methyl butyrateFL/FR
 amyl butyrateFL/FR
para-anisyl propionateFL/FR
 benzaldehydeFL/FR
 benzaldehyde glycrol acetalFL/FR
2-benzofuran carboxaldehydeFL/FR
 bread thiopheneFL/FR
 cherry oxyacetateFL/FR
 cherry pentenoateFL/FR
 cherry propanolFL/FR
 cinnamyl isobutyrateFL/FR
 cyclohexyl cinnamateFL/FR
4-ethyl benzaldehydeFL/FR
 ethyl benzoyl acetateFL/FR
 ethyl methyl-para-tolyl glycidateFL/FR
 heptyl isobutyrateFL/FR
4-hydroxybenzyl alcoholFL/FR
3-methyl-2-butenalFL/FR
 prunus amygdalus amara seed extractFL/FR
para-tolualdehydeFL/FR
meta-tolualdehydeFL/FR
 tolualdehyde glyceryl acetalFL/FR
 tolualdehydes (mixed o,m,p)FL/FR
green
 benzaldehyde dimethyl acetalFL/FR
(Z)-2-penten-1-olFL/FR
 phenyl acetaldehyde diethyl acetalFL/FR
herbal
laevo-perillaldehydeFL/FR
honey
 methyl phenyl acetateFL/FR
 phenyl pyruvic acidFL/FR
naphthyl
2,4-dimethyl benzaldehydeFL/FR
3,5-cocoa pyrazineFL/FR
2-methyl-3-(methyl thio) pyrazineFL/FR
2-methyl-3-ethoxypyrazineFL/FR
 nutty cyclohexenoneFL/FR
2'-hydroxyacetophenoneFL/FR
 methyl benzoateFL/FR
powdery
para-anisyl acetateFL/FR
 dibenzyl ketoneFL/FR
spicy
 cinnamyl isovalerateFL/FR
 cinnamyl propionateFL/FR
(E)-para-methoxycinnamaldehydeFL/FR
para-methoxycinnamaldehydeFL/FR
woody
4-hydroxybenzaldehydeFL/FR
 
For Flavor
 
No flavor group found for these
para-anisyl propionateFL/FR
 butyrophenoneFL/FR
 chocolate pyrazine AFL/FR
 chocolate pyrazine BFL
 cyclohexyl cinnamateFL/FR
 ethyl 2-phenyl-3-furoateFL
4-ethyl benzaldehydeFL/FR
2,4-heptadien-1-olFL
(E,E)-2,4-heptadien-1-olFL
2-hexenalFL
(E)-para-methoxycinnamaldehydeFL/FR
 methyl (E)-cinnamateFL/FR
 methyl furfuracrylateFL
4-methyl salicylaldehydeFL
2-methyl-3-(methyl thio) pyrazineFL/FR
2-methyl-3-ethoxypyrazineFL/FR
(R)-gamma-octalactoneFL/FR
 phenyl acetaldehyde diethyl acetalFL/FR
isoquinolineFL
 tolualdehyde glyceryl acetalFL/FR
para-tolualdehyde propylene glycol acetalFL/FR
almond
bitter almond oil replacerFL/FR
anisic
ortho-anisaldehydeFL/FR
aromatic
laevo-perillaldehydeFL/FR
balsamic
(E)-benzyl tiglateFL/FR
berry
 heptyl isobutyrateFL/FR
 raspberry ketone methyl etherFL/FR
bitter
 dibenzyl ketoneFL/FR
3,4-dihydroxybenzaldehydeFL
 methyl ethoxypyrazineFL
brown
 furfuralFL/FR
5-methyl furfuralFL/FR
buttery
3,4-hexane dioneFL/FR
cherry
para-methoxycinnamaldehydeFL/FR
cocoa
2-methyl furanFL
creamy
4-hydroxybenzaldehydeFL/FR
ethereal
 allyl 2-ethyl butyrateFL/FR
floral
 cinnamyl propionateFL/FR
 methyl phenyl acetateFL/FR
fruity
 allyl isovalerateFL/FR
bitter almond oilFL/FR
isoamyl 2-methyl butyrateFL/FR
 amyl butyrateFL/FR
para-anisyl acetateFL/FR
 benzaldehydeFL/FR
 benzaldehyde glycrol acetalFL/FR
 benzyl formateFL/FR
 bread thiopheneFL/FR
 cherry laurel oilFL
 cherry oxyacetateFL/FR
 cherry pentenoateFL/FR
 cherry propanolFL/FR
 cinnamyl isobutyrateFL/FR
 cinnamyl isovalerateFL/FR
 dibenzyl etherFL/FR
 ethyl benzoyl acetateFL/FR
 ethyl methyl-para-tolyl glycidateFL/FR
2,4-hexadien-1-olFL
4-hydroxybenzyl alcoholFL/FR
3-methyl-2-butenalFL/FR
meta-tolualdehydeFL/FR
 tolualdehydes (mixed o,m,p)FL/FR
green
 benzaldehyde dimethyl acetalFL/FR
 cyclohexyl formateFL/FR
(Z)-2-penten-1-olFL/FR
 phenyl acetaldehyde diisobutyl acetalFL/FR
naphthyl
2,4-dimethyl benzaldehydeFL/FR
2'-hydroxyacetophenoneFL/FR
nutty
2-acetyl furanFL/FR
2-benzofuran carboxaldehydeFL/FR
3,5(6)-cocoa pyrazineFL
3,5-cocoa pyrazineFL/FR
1-ethyl-2-acetyl pyrroleFL
2-methoxy-3-methyl pyrazineFL/FR
 nutty cyclohexenoneFL/FR
 prunus amygdalus amara seed extractFL/FR
phenolic
 methyl benzoateFL/FR
 phenyl pyruvic acidFL/FR
powdery
ortho-acetanisoleFL/FR
 acetophenoneFL/FR
 powdery ketoneFL
spicy
 benzyl cinnamateFL/FR
 methyl cinnamateFL/FR
para-tolualdehydeFL/FR
sweet
2-acetyl-3-methyl thiopheneFL
 
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Potential Uses:
 cherryFL
 meat 
 nutFL
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
5-ethyl thiophene-2-carbaldehyde
5-ethyl-2-thiophenecarbaldehyde
5-ethyl-2-thiophenecarboxaldehyde
5-ethyl-thiophene-2-carbaldehyde
5-ethylthiophene-2-carbaldehyde
5-ethylthiophene-2-carboxaldehyde
2-thiophenecarboxaldehyde, 5-ethyl-
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