coumane

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2-(2-hydroxyphenyl) cyclopropanecarboxylic acid delta-lactone

CAS: 5617-64-1 C10 H8 O2 MW: 160.17216000 coumarinic
All Ingredients Aromatic Ingredients CAS Numbers Flavor Ingredients Fragrance Ingredients M.W Index Odor Substantivity Refractive Index Specific Gravity

Identification

Namecoumane
IUPAC1a,7b-dihydro-1H-cyclopropa[c]chromen-2-one
CAS Number5617-64-1
FDA UNII9GH194GRKB
Molecular FormulaC10 H8 O2
Molecular Weight160.17216000

Regulatory

JECFA Food Flavoring2224 2-(2-hydroxyphenyl)cyclopropanecarboxylic acid delta-lactone
FEMA Number4270
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)5617-64-1 ; 2-(2-HYDROXYPHENYL) CYCLOPROPANECARBOXYLIC ACID DELTA LACTONE

Physical Properties

Assay 93.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 1.24600 to 1.36600 @ 25.00 °C.
Pounds per Gallon - (est). 10.368 to 11.366
Refractive Index 1.59500 to 1.63500 @ 20.00 °C.
Boiling Point 245.00 to 246.00 °C. @ 760.00 mm Hg (est)
Vapor Pressure 0.028000 mmHg @ 25.00 °C. (est)
Flash Point 203.00 °F. TCC ( 95.20 °C. ) (est)
logP (o/w) 1.660
Soluble in alcohol
Insoluble in water

Organoleptic Properties

Odor Description at 10.00 % in dipropylene glycol.

Safety Information

Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryflavor and fragrance agents
RIFM Fragrance Material Safety AssessmentSearch
Recommendation for coumane usage levels up to2.0000 % in the fragrance concentrate.
baked goods11.00000
beverages(nonalcoholic)2.00000
beverages(alcoholic)1.00000
breakfast cereal-
cheese-
chewing gum-
condiments / relishes-
confectionery froastings-
egg products-
fats / oils-
fish products-
frozen dairy6.00000
fruit ices-
gelatins / puddings7.00000
granulated sugar-
gravies-
hard candy11.00000
imitation dairy-
instant coffee / tea-
jams / jellies-
meat products-
milk products-
nut products-
other grains-
poultry-
processed fruits-
processed vegetables-
reconstituted vegetables-
seasonings / flavors-
snack foods-
soft candy10.00000
soups-
sugar substitutes-
sweet sauces-

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Potential Uses

FR autumn FL/FR benzoin absolute replacer FR deertongue absolute replacer FR fig FR flouve FR flouve blossom FR hay new mown hay FR heliotrope FL/FR immortelle FL marshmallow FR peru balsam straw FR sweet grass FR tobacco FR tobacco FR tobacco flower FR tonka bean FR vanilla wet fields

Natural Occurrence

not found in nature

Synonyms

benzo(b)cyclopropa[d]pyran-2(1ah)-one, 1,7b-dihydro- (+/-)- coumane coumane, (+/-)- cyclopropyl coumarin cyclopropylcoumarin 1a,7b- dihydro-1H-cyclopropa[c]chromen-2-one 1,1a- dihydrocyclopropa(c)chromen-2(7bH)-one 1a,7b- dihydrocyclopropa[c]chromen-2(1H)-one 2-(2- hydroxyphenyl) cyclopropane carboxylic acid delta-lactone 2-(2- hydroxyphenyl) cyclopropanecarboxylic acid δ-lactone 2-(2- hydroxyphenyl) cyclopropanecarboxylic acid delta-lactone 2-(2- hydroxyphenyl) cyclopropanecarboxylic delta-lactone 2-(2- hydroxyphenyl)cyclopropanecarboxylic acid delta-lactone Try the PubMed Search.