acetyl-laevo-tyrosine
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IUPAC name :(2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid
InChI :InChI=1/C11H13NO4/c1-7(13)12-10(11(15)16)6-8-2-4-9(14)5-3-8/h2-5,10,14H,6H2,1H3,(H,12,13)(H,15,16)/t10-/m0/s1
InChIKey :CAHKINHBCWCHCF-JTQLQIEIBT
SMILES :CC(=O)N[C@@H](CC1=CC=C(C=C1)O)C(=O)O
cas number :537-55-3
(EINECS) number :208-671-3
beilstein number :2697172
molar refractivity :56.73 ± 0.3 cm3
parachor :470.4 ± 4.0 cm3
index of refraction :1.577 ± 0.02
surface tension :57.0 ± 3.0 dyne/cm
density :1.304 ± 0.06 g/cm3
polarizability :22.48 ± 0.5 10-24cm3
XlogP : -1.50
XlogP3 : -0.20
molecular weight : 223.2252200
formula :C11 H13 N O4
BioActivity Analysis :75960
NMR Predictor :Predict
 
 
export tariff code :unspecified
fda reg :unspecified

Suppliers :
Ajinomoto :N-ACETYL-L-TYROSINE
EP
Penta :acetyl-l-tyrosine

organoleptics :

properties :
assay : 95.00 to 100.00 %   
Food Chemicals Codex Listed :No
melting point : 152.00 to 154.00 °C. @ 760.00 mm Hg
boiling point : 530.00 to 533.00 °C. @ 760.00 mm Hg
flash point : 527.00  °F.  TCC  ( 275.00 °C. )
logP (o/w) : 1.32
shelf life : 6.00 month(s) or longer if stored properly.
storage :refrigerate in tightly sealed containers.

safety :
most important hazard(s) :Xi - Irritant
  R 41 - Risk of serious damage to eyes.
S 02 - Keep out of the reach of children.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36 - Wear suitable protective clothing.
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
 
recommendation for acetyl-laevo-tyrosine usage levels up to :
 not for fragrance use.

safety references :
EPI System :view
Cancer Citations :Search
Toxicology Citations :Search
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :3
 
 
 
 (2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid
(EINECS) number :208-671-3
chemidplus :000537553
EPA Substance Registry Services :537-55-3
dtp/nci :10853

references :
 (2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid
pubchem :210433

Cosmetics :
Cosmetic uses : skin conditioning
tanning agents

other :
CosIng :cosmetic data
Dietary Supplements Labels Database : Search
synonyms :
(2S)-2-acetamido-3-(4-hydroxyphenyl)propanoic acid
 acetyl tyrosine
N-acetyl-laevo-tyrosine

soluble in :
 water, 9380 mg/L @ 25C

(odor and/or flavor) used in :
 biological additives
 skin conditioning
 tanning agents

natural occurrence in :
not found in nature



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