Project Description
| Chemical Name | L-Cystine |
|---|---|
| CAS No. | 56-89-3 |
| Molecular Formula: | C6H12N2O4S2 |
| Molecular Weight: | 240.3 |
| EINECS: | 200-296-3 |
Applications:
Used in antistatic, hair conditioning, masking.
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-
Appearance: Powder/Solid
Please contact MainChem Co, Ltd. for any questions regarding L-Cystine. We would be happy to provide a quote, a sample, or further information regarding it, L-Cystine MSDS -Material Safety Data Sheet and L-Cystine CAS 56-89-3 COA-Certificate of Analysis, Product Data Sheet – in PDF Document.
China L-Cystine Supplier, L-Cystine Manufacturers, China CAS 56-89-3 Supplier
| Melting point | >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 |
| form | Powder/Solid |
| pka | 1.0, 2.1, 8.02, 8.71(at 25℃) |
| color | White |
| optical activity | [α]20/D 219±5°, c = 1% in 1 M HCl |
| Water Solubility | 0.112 g/L (25 ºC) |
| Merck | 14,2782 |
| BRN | 1728094 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
- Hazard Codes
- Xi,Xn
- Risk Statements
- 36/37/38-22
- Safety Statements
- 26-36-24/25
- RIDADR
- 2811
- WGK Germany
- 3
- RTECS
- HA2690000
- Hazard Note
- Irritant
- TSCA
- Yes
- PackingGroup
- III
- HS Code
- 29309014
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