A7432512
<small>L</small>-Tryptophan Ethyl Ester Hydrochloride , ≥95.0% , 2899-28-7
CAS NO.：2899-28-7
Empirical Formula: C13H17ClN2O2
Molecular Weight: 268.74
MDL number: MFCD00038993
EINECS: 220-786-0
| Pack Size | Price | Stock | Quantity |
| 5G | RMB24.00 | In Stock |
|
| 25G | RMB59.20 | In Stock |
|
| 100G | RMB141.60 | In Stock |
|
| 500G | RMB903.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 220-225 °C (dec.) |
| alpha | 10 º (c=2% in H2O) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Powder |
| pka | pKa 7.10±0.05(H2O t=25.0±0.1 I=0.1(NaCl) N2atmosphere) (Uncertain);10.79±0.02 (H2O t=25.0±0.1 I=0.1(NaCl) N2atmosphere) (Uncertain) |
| color | White to off-white |
| optical activity | [α]20/D +10±1°, c =2% in H2O |
| CAS DataBase Reference | 2899-28-7(CAS DataBase Reference) |
Description and Uses
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.
Safety
| Safety Statements | 22-24/25 |
| WGK Germany | 3 |
| HS Code | 29339900 |
