1-phenethyl mercaptan
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IUPAC name :1-phenylethanethiol
InChI :InChI=1/C8H10S/c1-7(9)8-5-3-2-4-6-8/h2-7,9H,1H3
InChIKey :QZZBJCFNHPYNKO-UHFFFAOYAM
SMILES :CC(C1=CC=CC=C1)S
cas number :6263-65-6
fema number :4061
jecfa number :1665
fl. number :12.289
molar refractivity :43.70 ± 0.3 cm3
parachor :334.3 ± 4.0 cm3
index of refraction :1.550 ± 0.02
surface tension :35.4 ± 3.0 dyne/cm
density :1.008 ± 0.06 g/cm3
polarizability :17.32 ± 0.5 10-24cm3
XlogP : 2.70
molecular weight : 138.2300000
formula :C8 H10 S
BioActivity Analysis :111608
NMR Predictor :Predict
 
 
export tariff code :unspecified
fda reg :unspecified

Suppliers :
Endeavour :1-Phenylethyl mercaptan
98%
Penta :1-phenethyl mercaptan
Treatt :1-Phenylethyl mercaptan

organoleptics :
odor strength :high ,
recommend smelling in a 0.01 % solution or less
odor description :
at 0.01 % in propylene glycol.  
sulfurous floral tropical meaty

properties :
appearence :pale yellow to yellow clear oily liquid
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :1.01700 to 1.02100 @ 25.00 °C.
pounds per gallon - calc. : 8.462 to 8.496
refractive index :1.57900 to 1.58500 @ 20.00 °C.
boiling point : 207.00 to 208.00 °C. @ 760.00 mm Hg
vapor pressure :0.46500 mm/Hg @ 25.00 °C.
flash point : 172.00  °F.  TCC  ( 77.78 °C. )
logP (o/w) : 3.09

safety :
most important hazard(s) :None - None found.
  S 02 - Keep out of the reach of children.
S 23 - Do not breath vapour.
S 24/25 - Avoid contact with skin and eyes.
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
 
recommendation for 1-phenethyl mercaptan usage levels up to :
 not for fragrance use.
 
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 on the "LIBRARY" link.
publication number : 21
 average usual ppmaverage maximum ppm
baked goods : 0.002000.04000
beverages(nonalcoholic) : 0.001000.02000
beverages(alcoholic) : -0.00500
breakfast cereal : --
cheese : --
chewing gum : 0.002000.01500
condiments / relishes : --
confectionery froastings : --
egg products : --
fats / oils : --
fish products : --
frozen dairy : --
fruit ices : --
gelatins / puddings : 0.001000.00800
granulated sugar : --
gravies : --
hard candy : 0.002000.02500
imitation dairy : --
instant coffee / tea : --
jams / jellies : --
meat products : --
milk products : --
nut products : --
other grains : --
poultry : --
processed fruits : --
processed vegetables : --
reconstituted vegetables : --
seasonings / flavors : 0.001001.00000
snack foods : 3.002000.04000
soft candy : --
soups : 0.005001.00000
sugar substitutes : --
sweet sauces : --

safety references :
EPI System :view
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :3
 
 
 
 1-phenylethanethiol
chemidplus :006263656
EPA Substance Registry Services :6263-65-6
dtp/nci :66561

references :
 1-phenylethanethiol
fl. number :12.289
jecfa number :1665
NIST Chemistry WebBook :3180318569
pubchem :006263656

other :
VCF-Online: VCF Volatile Compounds in Food
synonyms :
(±)-alpha-methyl benzene methane thiol
1-phenethyl thiol
(±)-1-phenyl ethane thiol
(±)-1-phenyl ethyl mercaptan
1-phenyl ethyl thiol
1-phenylethanethiol

soluble in :
 alcohol

insoluble in :
 water

(odor and/or flavor) blends with :
 allyl butyrate
 allyl hexanoate
 allyl octanoate
 allyl propionate
isoamyl 3-methyl thiopropionate
 amyl butyrate
isoamyl isovalerate
isoamyl propionate
 benzyl isobutyrate
 berry hexanoate
 berry pentadienoate
 buchu mercaptan
isobutyl hexanoate
isobutyl isobutyrate
 butyl valerate
 cassis pentanone
 citronellyl acetate
 cyclohexyl carboxylic acid
 dipropyl trisulfide
 ethyl (E,Z)-2,4-decadienoate
 ethyl 2-octenoate
 ethyl 3-octenoate
2-ethyl butyric acid
 ethyl nonanoate
 genet absolute
 geranyl methyl tiglate
 geranyl propionate
 grapefruit menthane
 heptanal dimethyl acetal
(Z)-3-hexen-1-yl phenyl acetate
 hexyl 2-methyl butyrate
 hexyl 2-methyl-3-pentenoate
 hotrienol
2'-hydroxyacetophenone
 jambu oleoresin
 lychee mercaptan acetate
 maltyl isobutyrate
 mango thiol
1-para-menthene-8-thiol
3-mercapto-2-butanone
3-mercaptohexyl acetate
3-mercaptohexyl butyrate
3-mercaptohexyl hexanoate
 methyl 2-(methyl thio) butyrate
 methyl 2-methyl valerate
 methyl ketones
 methyl nonanoate
S-(methyl thio) hexanoate
 methyl thiomethyl butyrate
 nonyl acetate
beta-ocimene
delta-octalactone
2-octen-4-one
 passiflora acetate
1-penten-3-ol
 phenethyl acetate
 plum crotonate
isopropyl 2-methyl butyrate
isopropyl formate
 propyl hexanoate
 propyl isobutyrate
 rose butanoate
gamma-terpinene
 terpinyl propionate
 tetrahydrofurfuryl butyrate
 tetrahydrofurfuryl propionate
S-tropical 2-thiobutyrate
 tropical 3-thiobutyrate
 tropical indene
 tropical ionone
 tropical oxathiane
 tropical thiazole
 tropical trithiane
isovaleraldehyde propylene glycol acetal
 viridiflorol

natural occurrence in :
found in nature



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