DL-Cysteine
- Product NameDL-Cysteine
- CAS3374-22-9
- MFC3H7NO2S
- MW121.16
- EINECS222-160-2
- MOL File3374-22-9.mol
Chemical Properties
| Melting point | 225 °C (dec.) (lit.) |
| Boiling point | 293.9±35.0 °C(Predicted) |
| Density | 1.197 (estimate) |
| refractive index | 1.5130 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Aqueous Acid (Sparingly), DMSO (Sightly), Water (Slightly) |
| pka | 2.07±0.10(Predicted) |
| form | Powder |
| color | White to off-white |
| Water Solubility | Soluble in water (partly), 1 N HCl (25 mg/ml), ethanol, and acetic acid. Insoluble in acetone. |
| BRN | 1721406 |
| Stability | Stable. Incompatible with strong oxidizing agents, |
| Major Application | peptide synthesis |
| Cosmetics Ingredients Functions | ANTIOXIDANT HAIR CONDITIONING REDUCING HAIR WAVING OR STRAIGHTENING FRAGRANCE ANTISTATIC |
| InChI | 1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6) |
| InChIKey | XUJNEKJLAYXESH-UHFFFAOYSA-N |
| SMILES | NC(CS)C(O)=O |
| LogP | 0.230 (est) |
Safety Information
| Hazard Codes | Xn,Xi,C |
| Risk Statements | 20/21/22-36/37/38-22-35 |
| Safety Statements | 26-36-37/39-45-36/37/39 |
| RIDADR | UN 2923 6.1(8) / PGIII |
| WGK Germany | 3 |
| RTECS | HA1595000 |
| F | 8-10-23 |
| HazardClass | 8, 6.1 |
| HS Code | 29309013 |
| Storage Class | 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects |
| Hazard Classifications | Acute Tox. 4 Inhalation Acute Tox. 4 Oral Eye Dam. 1 Skin Corr. 1A STOT SE 3 |
