3-tritylthio-l-alanine
S-Trityl-L-cysteine
CAS: 2799-07-7
Molecular Formula: C22H21NO2S
3-tritylthio-l-alanine - Names and Identifiers
| Name | S-Trityl-L-cysteine |
| Synonyms | H-CYS(TRT)-OH L-Cys(Trt)-OH H-Cys(Trt)-OH S-tritylcysteine S-Trityl-L-cysteine 3-tritylthio-l-alanine 3-(tritylthio)-l-alanin (+)-S-Trityl-L-cysteine S-Triphenylmethyl-L-cysteine s-(triphenylmethyl)-l-cystein H-Cys(Trt)-OH (Cys of Animal Origin) H-Cys(Trt)-OH (Cys of Non Animal Origin) |
| CAS | 2799-07-7 |
| EINECS | 218-195-8 |
| InChI | InChI=1/C22H21NO2S/c23-20(21(24)25)16-26-22(17-10-4-1-5-11-17,18-12-6-2-7-13-18)19-14-8-3-9-15-19/h1-15,20H,16,23H2,(H,24,25) |
3-tritylthio-l-alanine - Physico-chemical Properties
| Molecular Formula | C22H21NO2S |
| Molar Mass | 363.47 |
| Density | 1.1342 (rough estimate) |
| Melting Point | 182-183°C (dec.)(lit.) |
| Boling Point | 524.7±50.0 °C(Predicted) |
| Flash Point | 271.2°C |
| Solubility | Soluble in DMSO (up to 20 mg/ml). |
| Vapor Presure | 7.71E-12mmHg at 25°C |
| Appearance | Crystallization |
| Color | White or off-white |
| BRN | 2339626 |
| pKa | 2.22±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Stability | Stable for 2 years from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 1 week. |
| Refractive Index | 111 ° (C=0.8, 0.04mo |
| MDL | MFCD00002611 |
| Use | Protection of cysteine in polypeptide synthesis. |
3-tritylthio-l-alanine - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 22 - Harmful if swallowed |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| RTECS | AY7710000 |
| HS Code | 29309090 |
3-tritylthio-l-alanine - Introduction
Insoluble in water, soluble in ethanol, DMSO, ether and acetic acid.
Last Update：2022-10-16 17:24:12
3-tritylthio-l-alanine - Reference Information
| Target | Value |
Last Update：2024-04-09 15:16:49
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Product Name: S-Trityl-L-cysteine Visit Supplier Webpage Request for quotationCAS: 2799-07-7
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Product Name: Acetylcysteine Impurity 158 Request for quotation
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
Spot supply
Product Name: S-Trityl-L-cysteine Visit Supplier Webpage Request for quotationCAS: 2799-07-7
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Wechat: 18301782025
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