| ≥1 piece |
| L-Cystine Basic information |
| Product Name: | L-Cystine |
| Synonyms: | (r-(r*,r*))-3,3’-dithiobis(2-aminopropanoicacid);1-cystine;3,3’-dithiobis(2-amino-,(r-(r*,r*))-propanoicaci;3,3’-dithiobis(2-aminopropanoicacid);3,3’-dithiobis-l-alanin;3,3'-Dithiobis(2-aminopropanoic acid);3,3'-Dithiodialanine;Alanine, 3,3'-dithiobis- |
| CAS: | 56-89-3 |
| MF: | C6H12N2O4S2 |
| MW: | 240.3 |
| EINECS: | 200-296-3 |
| Product Categories: | Food and Feed Additive;Amino Acids;Amino Acid Derivatives;Cysteine [Cys, C];Nutritional Supplements;L-Amino Acids;Amino Acids;amino |
| Mol File: | 56-89-3.mol |
| L-Cystine Chemical Properties |
| mp | >240 °C (dec.)(lit.) |
| alpha | -224 º(c=2 in 1M HCl) |
| density | 1.68 |
| refractive index | -222.5 ° (C=1, 1mol/L HCl) |
| storage temp. | Store at RT. |
| solubility | 1 M HCl: 100 mg/mL |
| Water Solubility | 0.112 g/L (25 ºC) |
| Merck | 14,2782 |
| BRN | 1728094 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 56-89-3(CAS DataBase Reference) |
| NIST Chemistry Reference | L-Cystine(56-89-3) |
| EPA Substance Registry System | L-Cystine(56-89-3) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-24/25 |
| RIDADR | 2811 |
| WGK Germany | 3 |
| RTECS | HA2690000 |
| Hazard Note | Irritant |
| PackingGroup | III |
| HS Code | 29309014 |
| MSDS Information |
| Provider | Language |
|---|---|
| 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid | English |
| ACROS | English |
| SigmaAldrich | English |
| ALFA | English |
| L-Cystine Usage And Synthesis |
| Chemical Properties | White crystalline powder |
| Usage | L-Cystine is a non-essential amino acid for human development. L-Cystine is formed by the dimerization of two cysteines through the sulfur. |
| L-Cystine Preparation Products And Raw materials |
| Raw materials | Sodium hydroxide-->Hydrochloric acid-->Activated carbon-->Activated carbon,decolor-->Α-PROTEIN-->Ethylenediaminetetraacetic acid-->L(+)-Arginine-->L-Histidine-->Boc-D-Tyrosine-->DL-Serine-->terylene-->N-CARBOBENZOXY-DL-LEUCINE-->SILK-->KERATIN |
| Preparation Products | Cilastatin-->L-Cysteine-->L-Cysteine hydrochloride anhydrous-->L-Cysteine hydrochloride monohydrate-->DL-Cystine |