L-Threonine 72-19-5 Amino Acids
L-Threonine Basic information |
Product Name: | L-Threonine |
Synonyms: | L-Threonine pharma grade;(2S,3R)-(-)-THREONINE;(2S,3R)-(-)-2-AMINO-3-HYDROXYBUTYRATE;(2S,3R)-2-AMINO-3-HYDROXYBUTYRIC ACID;2-AMINO-3-HYDROXYBUTANOIC ACID;2-AMINO-3-HYDROXYBUTYRIC ACID;RARECHEM AB PP 1459;THREONINE |
CAS: | 72-19-5 |
MF: | C4H9NO3 |
MW: | 119.12 |
EINECS: | 200-774-1 |
Product Categories: | Miscellaneous Biochemicals;Amino Acid Derivatives;Amino Acids;Threonine [Thr, T];Amino Acids and Derivatives;alpha-Amino Acids;Biochemistry;Nutritional Supplements;L-Amino Acids;Amino Acids;amino;- |
Mol File: | 72-19-5.mol |
|
L-Threonine Chemical Properties |
Melting point | 256 °C (dec.)(lit.) |
alpha | -28.4 º (c=6, H2O) |
Boiling point | 222.38°C (rough estimate) |
density | 1.3126 (rough estimate) |
FEMA | 4710 | L-THREONINE |
refractive index | -28 ° (C=6, H2O) |
storage temp. | Store at RT. |
solubility | H2O: 50 mg/mL |
form | powder |
pka | 2.09(at 25℃) |
color | Yellow |
PH | 5-6 (100g/l, H2O, 20℃) |
optical activity | [α]20/D 28.5±0.5°, c = 5% in H2O |
Water Solubility | 90 g/L (20 ºC) |
JECFA Number | 2119 |
Merck | 14,9380 |
BRN | 1721646 |
Stability: | Stable. Incompatible with strong oxidizing agents. |
CAS DataBase Reference | 72-19-5(CAS DataBase Reference) |
NIST Chemistry Reference | Threonine(72-19-5) |
EPA Substance Registry System | L-Threonine(72-19-5) |
Safety Information |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 24/25-37/39-26 |
WGK Germany | 3 |
RTECS | XO8590000 |
Hazard Note | Irritant |
TSCA | Yes |
HS Code | 29225000 |
Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded to Zhengzhou City High-tech Zone Government’s Special Care Policy, reorganized and founded in National University of Science and Technology Park, which is a high-tech, stock enterprise of high-end chemical Custom synthesis;The park was created by the People's Government of Henan Province, and proved by Ministry of Education and the National Science & Technology, taking the construction mode of "many college a park, and common development", mainly depends on Zhengzhou University and Henan University’s scientific research and talent advantage to set up Universities, scientific research institute and enterprise scientific research achievements transformation platform, to make high-tech enterprises incubate, is the new high-tech talent gathering base, high and new technology industry enterprise radiation base, colleges and universities technological innovation base.
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