2-methyl decanal (aldehyde C-11 moa)
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IUPAC name :2-methyldecanal
InChI :InChI=1/C11H22O/c1-3-4-5-6-7-8-9-11(2)10-12/h10-11H,3-9H2,1-2H3
InChIKey :LBICMZLDYMBIGA-UHFFFAOYAH
SMILES :CCCCCCCCC(C)C=O
cas number :19009-56-4
(EINECS) number :242-745-6
beilstein number :1753165
fl. number :05.160
molar refractivity :53.15 ± 0.3 cm3
parachor :476.0 ± 4.0 cm3
index of refraction :1.425 ± 0.02
surface tension :27.5 ± 3.0 dyne/cm
density :0.819 ± 0.06 g/cm3
polarizability :21.07 ± 0.5 10-24cm3
XlogP : 4.90
molecular weight : 170.2917800 (IUPAC)
formula :C11 H22 O
BioActivity Analysis :48414815
NMR Predictor :Predict
 
 
export tariff code :2912.30.0000
fda reg :unspecified

Suppliers :
John D. Walsh :Aldehyde C-11 MOA
Penta :aldehyde C-11 moa
Symrise :Aldehyde C11 MOA
Vigon :Aldehyde C-11 MOA Methyl Octyl Acetaldehyde

organoleptics :
odor type :citrus
odor strength :high ,
recommend smelling in a 1.00 % solution or less
odor description :¹
at 1.00 % in dipropylene glycol.  
powerful fresh dry citrus waxy watery
odor sample from :Chem-Fleur, Inc.
substantivity :172 hour(s) at 100.00 %

properties :
appearence :colorless clear liquid
Food Chemicals Codex Listed :No
specific gravity :0.82000 to 0.82800 @ 25.00 °C.
pounds per gallon - calc. : 6.823 to 6.890
specific gravity :0.82100 to 0.82900 @ 20.00 °C.
pounds per gallon - calc. : 6.840 to 6.906
refractive index :1.42700 to 1.43300 @ 20.00 °C.
boiling point : 170.00 °C. @ 760.00 mm Hg
acid value : 10.00  max.  KOH/g
flash point : 178.00  °F.  TCC  ( 81.11 °C. )
logP (o/w) : 4.44

safety :
Human experience : 10 % solution: no irritation or sensitization.
Oral Toxicity(LD50) :
  Oral-Rat    >5000.00  mg/kg
(Moreno, 1975p)

Dermal Toxicity(LD50) :
  Skin-Rabbit  >5000.00  mg/kg

Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :0.011 (μg/capita/day)
modified Theoretical Added Maximum Daily Intake (mTAMDI) :1000 (μg/person/day)
Threshold of concern :1800 (μg/person/day)
 
recommendation for 2-methyl decanal (aldehyde C-11 moa) usage levels up to :
  1.0000 % in the fragrance concentrate.
 
 
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFFA, 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 (EFFA, 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) : 3.0000015.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0) : 2.0000010.00000
Edible ices, including sherbet and sorbet (03.0) : 3.0000015.00000
Processed fruit (04.1) : 2.0000010.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) : --
Confectionery (05.0) : 4.0000020.00000
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) : 2.0000010.00000
Bakery wares (07.0) : 5.0000025.00000
Meat and meat products, including poultry and game (08.0) : 1.000005.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) : 1.000005.00000
Eggs and egg products (10.0) : --
Sweeteners, including honey (11.0) : --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0) : 2.0000010.00000
Foodstuffs intended for particular nutritional uses (13.0) : 3.0000015.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1) : --
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) : 4.0000020.00000
Ready-to-eat savouries (15.0) : 5.0000025.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) : 2.0000010.00000

safety references :
European Food Safety Athority(efsa) :Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
EPI System :view
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :2
 
 
 
 2-methyldecanal
(EINECS) number :242-745-6
chemidplus :019009564
EPA Substance Registry Services :19009-56-4

references :
 2-methyldecanal
fl. number :05.160
NIST Chemistry WebBook :19009564
pubchem :171711

Cosmetics :
Cosmetic uses : perfuming agents

other :
reference : Luebke, William tgsc, (1985)¹
CosIng :cosmetic data
synonyms :
 aldehyde C-11 moa
2-methyl decan-1-al
 methyl octyl acetaldehyde
2-methyl-1-decanal
2-methyldecanal

soluble in :
 alcohol

insoluble in :
 water

stability :
 alkali mild
 antiperspirant
 deodorant

(odor and/or flavor) blends with :
 acetyl nonyryl
 aldehydic nitrile
 citronellal
 citronellyl nitrile
 cyclododecyl formate
2,4-decadien-1-ol
 decanal diethyl acetal
(Z)-7-decen-1-al
 decyl acetate
 decyl methyl ether
(Z)-4-dodecen-1-al
 geranyl oxyacetaldehyde
 green carbaldehyde
(Z)-3-hexen-1-yl oxyacetaldehyde
 lauryl acetate
 lime octadienal
 mandarine undecenal
 marine decadienal
 methyl 10-undecenal
 muguet butanal
 nonanal
(E)-2-nonen-1-al
(E)-2-nonen-1-yl acetate
 octanal
 orange nitrile
(E)-2-tetradecen-1-al
2-tetradecen-1-al
 tmh aldehyde
(E)-2-tridecen-1-al
2-tridecen-1-al
 undecanal
N-/i-undecanal
 undecanol
2-undecanol
(Z)-8-undecen-1-al
10-undecen-1-al
8-undecen-1-al
10-undecen-1-yl acetate
 waxy aldehyde
 waxy nitrile
 waxy undecadienol

(odor and/or flavor) used in :
 aldehydic
 amber
 chypre
 citrus
 clean
 fern fougere
 fresh
 herbal
 watery
 waxy

natural occurrence in :
not found in nature



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