| Product Name |
N-Acetyl-L-tyrosine,
Ajinomoto Amino Acid, suitable for manufacturing use, EP, ≥98.5%, from non-animal source |
| Product Number |
T4446 |
| Product Brand |
Sigma-Aldrich |
| CAS Number |
537-55-3 |
| Molecular Formula |
4-(HO)C6H4CH2CH(NHCOCH3)CO2H |
| Molecular Weight |
223.23 |
| |
| TEST |
SPECIFICATION |
| ORIGIN |
MUST BE NON-ANIMAL SOURCE |
| APPEARANCE |
WHITE CRYSTALLINE POWDER |
| IDENTIFICATION BY IR |
CONSISTENT WITH STRUCTURE |
| SOLUBILITY |
CLEAR COLORLESS SOLUTION AT 0.5G TO 20ML OF WATER |
| SPECIFIC ROTATION * |
+46.5 TO +49.0 DEG (20DEGC/EP) |
|
* C=1 IN WATER |
| CHLORIDE |
NMT 0.020% |
| AMMONIUM |
NMT 0.02% |
| SULFATE |
NMT 0.020% |
| IRON |
NMT 30 PPM |
| HEAVY METALS |
NMT 10 PPM |
| TYROSINE IMPURITIES |
NMT 1.0% |
| ARSENIC |
NMT 2 PPM |
| LOSS ON DRYING |
NMT 0.50% |
| RESIDUE ON IGNITION |
NMT 0.10% |
| PH TEST |
2.0 - 3.0 (1.25 G IN 50 ML H2O) |
| ASSAY (DRY BASIS) |
99.0 TO 101.0% |
| ENDOTOXIN ASSAY |
NMT 1.0 EU/MG |
| EXPIRATION DATE |
48 MONTHS |
|
T4446:10/05-3 |
Certificate of Analysis
Certificate of Origin
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