L-Tryptophan CAS#: 73-22-3; 凯望编码 (ChemWhat Code): 82613
Names & Identifiers |
| 英文名 | L-Tryptophan |
| Synonyms | L-Tryptophan, Trp;Trytophan (W) Solution, 100ppm;L-Tryptophan Vetec(TM) reagent grade, >=98%;VWR SURFACE SAMPLING SPONGE WITH NE;L-TRYPTOPHAN (13C11,D8,15N2);L-Tryptophan(pharm grade);L-Trp-OH;L-Tryptophan, Animal-Free |
| CAS Registry Number | 73-22-3 |
| Molecular Formula | C11H12N2O2 |
| Molecular Weight | 204.23 |
| EINECS | 200-795-6 |
| Other Registry Numbers | ; |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
 |
|
Chemical & Physical Properties |
| Melting point | 289-290 °C (dec.)(lit.) |
| alpha | -31.1 º (c=1, H20) |
| Density | 1.34 |
| Refractive Index | -32 ° (C=1, H2O) |
| Storage | Store at RT. |
| Solubulity | 20% NH3: 0.1 g/mL at 20 °C, clear, Colorless |
| form | powder |
| pka | 2.46(at 25℃) |
| Color | White to yellow-white |
| PH | 5.5-7.0 (10g/l, H2O, 20℃) |
| Water Solubility | 11.4 g/L (25 ºC) |
| Merck | 14,9797 |
| BRN | 86197 |
| Stability: | Stable. Incompatible with strong acids, strong oxidizing agents. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | L-Tryptophan(73-22-3) |
| EPA Substance Registry System | L-Tryptophan(73-22-3) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xi |
| R Phrase | 33-40-62-41-37/38-36/37/38-22 |
| S Phrase | 24/25-36/37/39-36-26 |
| WGK Germany | 2 |
| RTECS | YN6130000 |
| F | 8 |
| TSCA | Yes |
| HS Code | 29339990 |
| Hazardous Substances Data | 73-22-3(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
试剂采购 | |
| 没有试剂厂商? | 向凯望发送快速询价 |
| 想要被列为试剂厂商? (付费服务) | 点击这里联系凯望 |
认证生产商 | |
| 想要被列为认证生产商 (需要通过认证)? | 请下载并填写 这份表格并发邮件到approved-manufacturers@chemwhat.com |
其他供应商 | |
| Watson International Limited | 访问Watson官网 |
如需其他帮助，请联系我们 | |
| 联系我们获取其它信息或服务 | 点击这里联系凯望 |