L-Met-OH Industrial Fine Chemicals L-Methionine CAS 63-68-3
L-Methionine CAS 63-68-3 L-Met-OH Industrial Fine Chemicals
| L-Methionine Basic information |
| Product Name: | L-Methionine |
| Synonyms: | L-Met-OH;L-Methionine, Animal-Free;L-METHIONINE (13C5,D8,15N);L-METHIONINE (1,2,3,4-13C4;METHYL-13CH3);L-METHIONINE, REAGENT GRADE, >=98% (;L-MethionineUSP, 98.5-101.5% (Titration: anhydrous basis);L(-)-Methionin |
| CAS: | 63-68-3 |
| MF: | C5H11NO2S |
| MW: | 149.21 |
| EIN ECS: | 200-562-9 |
| Mol File: | 63-68-3.mol |
|
|
| L-Methionine Chemical Properties |
| Melting point | 284 °C (dec.)(lit.) |
| alpha | 23.25 º (c=2, 6N HCl) |
| Boiling point | 393.91°C (estimate) |
| density | 1,34g/cm |
| refractive index | 1.5216 (estimate) |
| storage temp. | 20-25°C |
| solubility | 1 M HCl: 0.5 M at 20 °C, clear, colorless |
| form | Solid |
| pka | 2.13(at 25℃) |
| color | White |
| PH | 5-7 (10g/l, H2O, 20℃) |
| optical activity | [α]20/D +23.7±0.5°, c = 5% in 5 M HCl |
| Water Solubility | Soluble |
| λmax | λ: 260 nm Amax: 0.40
λ: 280 nm Amax: 0.05 |
| Merck | 14,5975 |
| BRN | 1722294 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 63-68-3(CAS DataBase Reference) |
| NIST Chemistry Reference | L-Methionine(63-68-3) |
| EPA Substance Registry System | L-Methionine (63-68-3) |
| Risk Statements | 33 |
| Safety Statements | 24/25 |
| WGK Germany | 2 |
| RTECS | PD0457000 |
| F | 10-23 |
| TSCA | Yes |
| HS Code | 29304010 |
| Hazardous Substances Data | 63-68-3(Hazardous Substances Data) |
| Toxicity | LD50 oral in rat: 36gm/kg |
