EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

2-pentanoyl thiophene
1-pentanone, 1-(2-thienyl)-

Supplier Sponsors

Name:1-thiophen-2-ylpentan-1-one
CAS Number: 53119-25-8Picture of molecule3D/inchi
FDA UNII: X71Z1K8RAY
Nikkaji Web:J191.628I
MDL:MFCD00053149
XlogP3:2.60 (est)
Molecular Weight:168.25884000
Formula:C9 H12 O S
NMR Predictor:Predict (works with chrome, Edge or firefox)
EFSA/JECFA Comments:
Substance not supported by Industry (EFFA, 2009c). No longer supported by Industry (EFSA, 2011).
Category:flavoring agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist:Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
 
Physical Properties:
Appearance:pale yellow solid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 80.00 °C. @ 760.00 mm Hg
Boiling Point: 257.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.011000 mmHg @ 25.00 °C. (est)
Flash Point: 235.00 °F. TCC ( 112.78 °C. )
logP (o/w): 2.847 (est)
Soluble in:
 alcohol
 water, 183.3 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
BOC Sciences
For experimental / research use only.
1-(Thien-2-yl)pentan-1-one, 97%
Matrix Scientific
For experimental / research use only.
1-Thien-2-ylpentan-1-one
Santa Cruz Biotechnology
For experimental / research use only.
2-Valerylthiophene
 
Safety Information:
 
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
 
Safety in Use Information:
Category:
flavoring agents
Recommendation for 2-pentanoyl thiophene usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.0012 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 160 (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): 0.400002.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.200001.00000
Edible ices, including sherbet and sorbet (03.0): --
Processed fruit (04.1): 0.300001.50000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 0.400002.00000
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.200001.00000
Bakery wares (07.0): 0.400002.00000
Meat and meat products, including poultry and game (08.0): 0.100000.40000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.100000.40000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.200001.00000
Foodstuffs intended for particular nutritional uses (13.0): 0.400002.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.200001.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 0.400002.00000
Ready-to-eat savouries (15.0): 1.000005.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.200001.00000
 
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

Flavouring Group Evaluation 91 (FGE.91): Consideration of simple aliphatic and aromatic sulphides and thiols evaluated by JECFA (53rd and 68th meetings) structurally related to aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups evaluated by EFSA in FGE.08Rev1 (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

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
AIDS Citations:Search
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EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :574100
National Institute of Allergy and Infectious Diseases:Data
1-thiophen-2-ylpentan-1-one
Chemidplus:0053119258
 
References:
 1-thiophen-2-ylpentan-1-one
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):574100
Pubchem (sid):10390276
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (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
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
1-pentanone, 1-(2-thienyl)-
1-(thien-2-yl)pentan-1-one
1-thien-2-ylpentan-1-one
1-(2-thienyl)-1-pentanone
1-(2-thienyl)pentan-1-one
1-thiophen-2-yl pentan-1-one
1-(thiophen-2-yl)pentan-1-one
1-thiophen-2-ylpentan-1-one
 
 
Notes:
None found
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