4-amino-5,6-dimethyl thieno(2,3-d)pyrimidin-2(1H)-one hydrochloride
4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2(1H)-one hydrochloride
 
Notes:
Chemical Nomenclature provided by BARK Information Services.
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4-amino-5,6-dimethyl-1H-thieno[2,3-d]pyrimidin-2-one hydrochloride (Click)
CAS Number: 1033366-59-4Picture of molecule
Molecular Weight: 231.70490000
Formula: C8 H10 Cl N3 O S
NMR Predictor: Predict (works with chrome or firefox)
Category: flavor modifiers
 
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
JECFA Food Flavoring: 2117  4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2(1H)-one hydrochloride
Flavis Number: 16.120 (Old)
DG SANTE Food Flavourings: 16.120  4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2(1H)-one hydrochloride
FEMA Number: 4669  4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2(1H)-one hydrochloride
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Physical Properties:
Appearance: white powder (est)
Assay: 99.00 to 100.00 % 
Food Chemicals Codex Listed: No
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
Soluble in:
 alcohol
Insoluble in:
 water
Similar Items: note
4-amino-5,6-dimethyl thieno(2,3-d)pyrimidin-2(1H)-one
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Organoleptic Properties:
Taste Description:
sweet
  
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Cosmetic Information:
None found
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Suppliers:
Parchem
4-amino-5,6-dimethyl thieno(2,3-d)pyrimidin-2(1H)-one hydrochloride
Chemical Sources Association
Need This Item for Flavor/Food?: You can contact the Chemical Sources Association
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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
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Safety in Use Information:
Category: flavor modifiers
Recommendation for 4-amino-5,6-dimethyl thieno(2,3-d)pyrimidin-2(1H)-one hydrochloride usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 610.00 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 4200 (μg/person/day)
Threshold of Concern:90 (μg/person/day)
Structure Class: III
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 25
Click here to view publication 25
 average usual ppmaverage maximum ppm
baked goods: 5.0000010.00000
beverages(nonalcoholic): 7.5000015.00000
beverages(alcoholic): 7.5000015.00000
breakfast cereal: 10.0000020.00000
cheese: --
chewing gum: 10.0000050.00000
condiments / relishes: --
confectionery froastings: 10.0000025.00000
egg products: --
fats / oils: --
fish products: --
frozen dairy: 7.5000015.00000
fruit ices: 7.5000015.00000
gelatins / puddings: 5.0000010.00000
granulated sugar: --
gravies: --
hard candy: 10.0000025.00000
imitation dairy: 7.5000015.00000
instant coffee / tea: 7.5000015.00000
jams / jellies: 10.0000025.00000
meat products: --
milk products: 7.5000015.00000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: 5.0000015.00000
snack foods: 5.0000015.00000
soft candy: 10.0000025.00000
soups: --
sugar substitutes: 300.00000600.00000
sweet sauces: 10.0000025.00000
 
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): 7.5000015.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): --
Edible ices, including sherbet and sorbet (03.0): 7.5000015.00000
Processed fruit (04.1): --
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 10.0000025.00000
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 10.0000020.00000
Bakery wares (07.0): 5.0000010.00000
Meat and meat products, including poultry and game (08.0): --
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): --
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): --
Foodstuffs intended for particular nutritional uses (13.0): 10.0000020.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 7.5000015.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 7.5000015.00000
Ready-to-eat savouries (15.0): --
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 7.5000015.00000
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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):
Scientific Opinion on Flavouring Group Evaluation 301 (FGE.301): A sulphur substituted pyrimidin-derivative and its hydrochloride salt from Chemical Group 30
View page or View pdf
EPI System: View
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 44183999
National Institute of Allergy and Infectious Diseases: Data
 4-amino-5,6-dimethyl-1H-thieno[2,3-d]pyrimidin-2-one hydrochloride
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References:
 4-amino-5,6-dimethyl-1H-thieno[2,3-d]pyrimidin-2-one hydrochloride
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 44183999
Pubchem (sid): 316964504
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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
FDA Listing of Food Additive Status: View
ChemSpider: View
Read: Under the conditions of intended use - New developments in the FEMA GRAS program and the safety assessment of flavor ingredients
Read: A GRAS assessment program for flavor ingredients
Read: Sensory testing for flavorings with modifying properties. Food Technology
Read: Criteria for the safety evaluation of flavoring substances
Read: A procedure for the safety evaluation of natural flavor complexes used as ingredients in food: essential oils
Read: FEMA Expert Panel: 30 Years of safety evaluation for the flavor industry
Read: Consumption ratio and food predominance of flavoring materials
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Potential Blenders and core components note
 
None Found
 
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Potential Uses:
 fungicidal 
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
4-amino-5,6-dimethyl-1H-thieno[2,3-d]pyrimidin-2-one hydrochloride
4-amino-5,6-dimethylthieno(2,3-d)pyrimidin-2(1H)-one hydrochloride
4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2(1H)-one hydrochloride
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