melon acetal

flavor and fragrance agents

2D:
3D:
CAS Number:	67634-23-5
ECHA EC Number:	266-828-1
FDA UNII:	1ZRR9A405A
Category:	flavor and fragrance agents
IUPAC Name:	melon acetal
InChI :	InChI=1/C12H16O2/c1-9-8-13-12(14-9)10(2)11-6-4-3-5-7-11/h3-7,9-10,12H,8H2,1-2H3
Std.InChI:	InChI=1S/C12H16O2/c1-9-8-13-12(14-9)10(2)11-6-4-3-5-7-11/h3-7,9-10,12H,8H2,1-2H3
InChIKey :	KHLVXMUGPANNQD-UHFFFAOYAZ
Std.InChIKey:	KHLVXMUGPANNQD-UHFFFAOYSA-N
SMILES :	CC1COC(O1)C(C)C2=CC=CC=C2
Molar Refractivity :	55.55 ± 0.3 cm3 (est)
Parachor :	458.2 ± 4.0 cm3 (est)
Index of Refraction :	1.508 ± 0.02 (est)
Surface Tension :	36.5 ± 3.0 dyne/cm (est)
Density :	1.031 ± 0.06 g/cm3 (est)
Polarizability :	22.02 ± 0.5 10-24cm3 (est)

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
JECFA Food Flavoring:	2215 2-phenylpropanal propyleneglycol acetal
FEMA Number:	4595 2-phenylpropanal propyleneglycol acetal
FDA:	No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):	67634-23-5 ; HYDRATROPIC ALDEHYDE PROPYLENE GLYCOL ACETAL

Physical Properties:

Appearance:	colorless to pale yellow clear liquid (est)
Assay:	97.00 to 100.00
Food Chemicals Codex Listed:	No
Specific Gravity:	1.02700 to 1.03500 @ 25.00 °C.
Pounds per Gallon - (est).:	8.546 to 8.612
Refractive Index:	1.50300 to 1.50700 @ 20.00 °C.
Boiling Point:	256.00 to 257.00 °C. @ 760.00 mm Hg
Acid Value:	1.00 max. KOH/g
Vapor Pressure:	0.021000 mmHg @ 25.00 °C. (est)
Flash Point:	237.00 °F. TCC ( 113.89 °C. )
logP (o/w):	2.477 (est)
Soluble in:
	alcohol
	water, 259.6 mg/L @ 25 °C (est)
Insoluble in:
	water
Stability:
	alkalis

Organoleptic Properties:

green mushroom chicken-coup hay-new-mown-hay green herbal mushroom earthy alfalfa violet melon-rind brothy

Cosmetic Information:

CosIng:	cosmetic data
Cosmetic Uses:	perfuming agents

Suppliers:

BOC Sciences

For experimental / research use only.

1,3-Dioxolane,4-methyl-2-(1-phenylethyl)-

Inoue Perfumery

HYDRATROP ALDEHYDE PG ACETAL

Penta International

HYDRATROPIC ALDEHYDE PROPYLENE GLYCOL ACETAL

Prasad Organics

Hydratropic Aldehyde PG Acetal

Safety Information:

European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36 - Wear suitable protective clothing.

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:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for melon acetal usage levels up to:
	2.0000 % in the fragrance concentrate.

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: 24
Click here to view publication 24
		average usual ppm	average maximum ppm
baked goods:		-	-
beverages(nonalcoholic):		0.01000	0.05000
beverages(alcoholic):		-	-
breakfast cereal:		-	-
cheese:		-	-
chewing gum:		-	-
condiments / relishes:		0.10000	1.00000
confectionery froastings:		0.01000	0.05000
egg products:		-	-
fats / oils:		-	-
fish products:		-	-
frozen dairy:		-	-
fruit ices:		-	-
gelatins / puddings:		-	-
granulated sugar:		-	-
gravies:		-	-
hard candy:		-	-
imitation dairy:		0.10000	1.00000
instant coffee / tea:		-	-
jams / jellies:		-	-
meat products:		-	-
milk products:		-	-
nut products:		-	-
other grains:		-	-
poultry:		-	-
processed fruits:		-	-
processed vegetables:		-	-
reconstituted vegetables:		-	-
seasonings / flavors:		-	-
snack foods:		0.10000	0.50000
soft candy:		0.10000	0.50000
soups:		-	-
sugar substitutes:		-	-
sweet sauces:		-	-

Safety References:

EPI System: View

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (TSCA):67634-23-5

EPA ACToR:Toxicology Data

EPA Substance Registry Services (SRS):Registry

Laboratory Chemical Safety Summary :236687

National Institute of Allergy and Infectious Diseases:Data

WGK Germany:2

4-methyl-2-(1-phenylethyl)-1,3-dioxolane

Chemidplus:0067634235

References:

	4-methyl-2-(1-phenylethyl)-1,3-dioxolane
NIST Chemistry WebBook:	Search Inchi
Canada Domestic Sub. List:	67634-23-5
Pubchem (cid):	236687
Pubchem (sid):	135267942

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
FDA Substances Added to Food (formerly EAFUS):	View
HMDB (The Human Metabolome Database):	HMDB37165
FooDB:	FDB016160
Export Tariff Code:	2911.00.5000
ChemSpider:	View

Potential Blenders and core components :

For Odor

No odor group found for these

dehydrolinalool
FL/FR

aldehydic

iso

butyraldehyde
FL/FR

nonanal (aldehyde C-9)
FL/FR

amber

acetoxymethyl isolongifolene
FR

angelica root oil
FL/FR

formoxymethyl isolongifolene
FR

animal

methyl (E)-2-octenoate
FL/FR

anise

sweet

fennel seed oil
FL/FR

anisic

ocimum basilicum herb oil
FL/FR

ocimum basilicum leaf oil america
FL/FR

ocimum basilicum leaf oil CO2 extract
FL/FR

balsamic

(E)-

benzyl tiglate
FL/FR

bornyl formate
FL/FR

buttery

acetoin
FL/FR

citrus

(Z)-7-

decenal
FR

coconut

delta-2-

dodecenolactone
FL/FR

gamma-

octalactone
FL/FR

creamy

heptyl dihydro-5-methyl-2(3H)-furanone
FL/FR

para-

vanillic acid
FL/FR

earthy

benzyl tiglate
FL/FR

dibenzyl ether
FL/FR

ethyl hexyl acetate
FL/FR

ethyl-3-methoxypyrazine
FL/FR

heptanal cyclic acetal with glycerol
FL/FR

heptanal glyceryl acetal
FL/FR

methyl undecylenate
FL/FR

muscogene
FR

nonen-3-ol
FL/FR

octanol
FL/FR

octen-2-one
FL/FR

octen-3-ol
FL/FR

octen-3-one
FL/FR

octyl phenyl acetate
FL/FR

fatty

decen-1-ol
FL/FR

(E)-2-

decenal
FL/FR

(E,Z)-2,6-

dodecadienal
FL/FR

methyl 10-undecenoate
FL/FR

(Z)-2-

nonenal
CS

(E)-2-

nonenal
FL/FR

(Z)-3-

octen-1-ol
FL/FR

(E)-2-

octenal
FL/FR

fermented

butyl laevo-lactate
FL/FR

floral

amyl benzoate
FL/FR

iso

amyl salicylate
FL/FR

beta-

damascenone
FL/FR

dewy propionate
FR

dihydro-alpha-ionone
FL/FR

dihydrojasmone
FL/FR

dihydrolinalool
FL/FR

6,8-

dimethyl-2-nonanol
FR

beta-

ionyl acetate
FL/FR

methoxycitronellal
FR

methyl-4-phenyl butanal
FL/FR

ocean propanal
FL/FR

octyl acetate
FL/FR

orris rhizome concrete butter (iris pallida)
FL/FR

orris rhizome resinoid (iris pallida)
FL/FR

phenethyl butyl ether
FR

phenethyl butyrate
FL/FR

phenyl propionaldehyde dimethyl acetal
FL/FR

phenyl propionaldehyde ethylene glycol acetal
FR

propyl salicylate
FR

fruity

iso

butyl acetoacetate
FL/FR

diethyl sebacate
FL/FR

geranyl acetoacetate
FL/FR

hexanal propylene glycol acetal
FL/FR

(Z)-3-

hexen-1-yl 2-methyl-2-pentenoate
FR

methyl butyl isovalerate
FL/FR

nonanone
FL/FR

octyl propionate
FL/FR

pentyl furan
FL/FR

pineapple hydroxyhexanoate
FL/FR

propyl 2,4-decadienoate
FL/FR

propyl isobutyrate
FL/FR

tropical indene
FR

tropical ionone
FL/FR

tropical thiazole
FL/FR

vanilla carboxylate
FL/FR

fungal

hydroxymethyl hexyl ethyl ketone
FL/FR

methyl 2-furoate
FL/FR

green

butyl lactate
FL/FR

2-sec-

butyl-3-methoxypyrazine
FL/FR

earthy acetal
FL/FR

ethyl (E)-2-hexenoate
FL/FR

geranium absolute
FL/FR

green heptenal
FR

(Z)-3-

hepten-1-ol
FL/FR

(E)-3-

hexen-1-ol
FL/FR

(Z)-4-

hexen-1-ol
FL/FR

(Z)-3-

hexen-1-yl (Z)-3-hexenoate
FL/FR

(Z)-3-

hexen-1-yl acetate
FL/FR

(Z)-3-

hexen-1-yl lactate
FL/FR

(Z)-3-

hexen-1-yl methyl carbonate
FL/FR

(Z)-3-

hexen-1-yl phenyl acetate
FL/FR

(Z)-3-

hexen-1-yl pyruvate
FL/FR

(Z)-3-

hexen-1-yl tiglate
FL/FR

hexenal
FL/FR

(Z)-

leaf acetal
FL/FR

melon nonenoate
FL/FR

methyl cyclocitrone (IFF)
FR

methyl octine carbonate
FL/FR

(E,Z)-3,6-

nonadien-1-ol
FL/FR

2,6-

nonadien-1-ol
FL/FR

3,6-

nonadien-1-ol
FL/FR

(E,Z)-2,6-

nonadien-1-ol
FL/FR

(Z,Z)-3,6-

nonadien-1-ol
FL/FR

3,6-

nonadien-1-yl acetate
FL/FR

(E,Z)-3,6-

nonadien-1-yl acetate
FL/FR

(E,Z)-2,6-

nonadienal
FL/FR

(E,Z)-2,6-

nonadienal diethyl acetal
FL/FR

(Z)-2-

nonen-1-ol
FL/FR

(E)-2-

nonen-1-ol
FL/FR

octen-1-ol
FL/FR

(Z)-5-

octen-1-ol
FL/FR

(E)-2-

octen-1-yl acetate
FL/FR

(Z)-5-

octen-1-yl propionate
FL/FR

phenyl acetaldehyde dimethyl acetal
FL/FR

phenyl-2-pentanol
FL/FR

propenyl-para-cymene
FR

iso

propyl quinoline
FR

violet leaf absolute
FL/FR

herbal

anthemis nobilis flower extract
FL/FR

anthemis nobilis flower oil roman
FL/FR

barosma betulina leaf oil
FL/FR

sweet

basil absolute
FL/FR

celery ketone
FL/FR

1,4-

cineole
FL/FR

clary sage oil france
FL/FR

white

cognac oil
FL/FR

daucus carota fruit oil
FL/FR

geranium cyclohexane
FR

herbal ketone
FR

hyssop oil
FL/FR

linalyl octanoate
FL/FR

methyl-3-buten-2-ol
FL/FR

octanone
FL/FR

curled

parsley seed oil
FL/FR

rosmarinus officinalis extract
FL/FR

rosmarinus officinalis tincture
FL/FR

salvia sclarea oil
FL/FR

valerian rhizome oil
FL/FR

honey

phenethyl furoate
FL/FR

meaty

meaty dithiane
FL/FR

sulfuryl acetate
FL/FR

melon

(Z)-6-

nonen-1-ol
FL/FR

(Z)-6-

nonen-1-yl acetate
FL/FR

(Z)-6-

nonenal
FL/FR

watermelon ketone
FR

minty

(-)-

menthone
FL/FR

iso

propyl tiglate
FL/FR

moldy

strawberry furanone methyl ether
FL/FR

mossy

oakmoss absolute
FL/FR

mushroom

octen-2-ol
FL/FR

octen-3-yl butyrate
FL/FR

musty

tetrahydrogeranyl acetone
FL/FR

nutty

methyl thio-3,5 or 6-methyl pyrazine
FL/FR

vinyl sulfurol
FL/FR

powdery

dimethyl ionone
FR

spicy

caryophyllene alcohol
FL/FR

cinnamyl isovalerate
FL/FR

cuminaldehyde
FL/FR

octanol
FL/FR

tobacco

ethyl pyridine
FL/FR

veltonal (Bedoukian)
FR

tonka

amyl-alpha-pyrone
FL/FR

tonka undecanone
FR

tropical

hexyl 2-methyl-3-pentenoate
FL/FR

hotrienol
FL/FR

vanilla

vanillylidene acetone
FL/FR

vegetable

methional
FL/FR

waxy

allyl nonanoate
FL/FR

decenoic acid
FL/FR

decyl acetate
FL/FR

ethyl laurate
FL/FR

ethyl myristate
FL/FR

heptyl octanoate
FL/FR

2,4-

nonadien-1-ol
FL/FR

(Z)-3-

nonen-1-ol
FL/FR

nonyl acetate
FL/FR

phenethyl octanoate
FL/FR

undecanol
FL/FR

waxy undecadienol
FR

winey

butyl angelate
FL/FR

woody

amber carbinol
FR

beta-

caryophyllene alcohol acetate
FL/FR

diethyl dimethyl-2-cyclohexenone
FR

sclareolide
FL/FR

vetiver oil haiti
FL/FR

woody heptene
FR

yeasty

octen-4-one
FL/FR

For Flavor

No flavor group found for these

amyl benzoate
FL/FR

benzyl methyl sulfide
FL

benzyl tiglate
FL/FR

bornyl formate
FL/FR

butyl angelate
FL/FR

iso

butyraldehyde propylene glycol acetal
FL

caryophyllene alcohol
FL/FR

beta-

caryophyllene alcohol acetate
FL/FR

dehydrolinalool
FL/FR

dimethyl dihydrocyclopentapyrazine
FL

delta-2-

dodecenolactone
FL/FR

earthy acetal
FL/FR

ethyl hexyl acetate
FL/FR

ethyl-3-methoxypyrazine
FL/FR

ethyl-4,5-dimethyl oxazole
FL

geranyl acetoacetate
FL/FR

heptanal cyclic acetal with glycerol
FL/FR

heptanal glyceryl acetal
FL/FR

(Z)-3-

hepten-1-ol
FL/FR

hexanal butane-2,3-diol acetal
FL

hexanal octane-1,3-diol acetal
FL

(S)-(+)-2-

hexanol
FL

hydroxymethyl hexyl ethyl ketone
FL/FR

4-(

Potential Uses:

FL	dairy
	diffusion
FR	earth
FL	fermented
	fir
FR	fresh outdoors
FL	fruit tropical fruit
FR	fungus
FR	honeysuckle
FR	melon
	natural
FR	pumpkin pie
FR	root
	truffle
FL	yeast

Occurrence (nature, food, other):

not found in nature

Synonyms:

	agrestol
	cyclotropal (IFF)
	hydratrop aldehyde PG acetal
	hydratropaldehyde propylene glycol acetal
	hydratropaldehyde propyleneglycol acetal
	hydratropic aldehyde PG acetal
	hydratropic aldehyde propylene glycol acetal
	hydratropyl aldehyde propylene glycol acetal
	melon acetal
2-(alpha-	methyl benzyl)-4-methyl-1,3-dioxolane
4-	methyl-2-(1-phenyl ethyl)-1,3-dioxolane
4-	methyl-2-(1-phenylethyl)-1,3-dioxolane
4-	methyl-2-(a-methylbenzyl)-1,3-dioxolane
4-	methyl-2-(alpha-methyl benzyl)-1,3-dioxolane
4-	methyl-2-phenyl ethyl-1,3-dioxolane
2-(a-	methylbenzyl)-4-methyl-1,3-dioxolane
2-	phenyl propanal propylene glycol acetal
2-	phenyl propionaldehyde propylene glycol acetal
2-	phenylpropanal propylene glycol acetal
2-	phenylpropanal propyleneglycol acetal
2-	phenylpropionaldehyde propylene glycol acetal
2-	phenylpropionaldehyde propyleneglycol acetal
	vertelon (Quest)

Articles:

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CONTENTS

EU/US Properties Organoleptic EU/US Suppliers Safety Safety in use Safety reference References Other Blenders Uses Occurrence Synonyms Articles