L-Cysteine [52-90-4]
Order number: 15386031
Part number: AC100072644
£ 49.05*
*Prices plus VAT plus shipping costs£ 58.86*
*incl. VAT, plus shipping costs
In Stock
Price Breakdown
100
L-Cysteine [52-90-4] is characterized by a well-defined molecular structure with the formula C3H7NO2S, having a Molecular Weight of 121.16. This compound belongs to the amino acid class, serving as a fundamental building block in proteins. It carries a Warning signal word due to potential harm if ingested.
- CAS Number: 52-90-4
- Molecular Weight: 121.16
- Molecular Formula: C3H7NO2S
- GHS Signal Word: Warning
- Exact Mass: 121.01974964
- Hazard Statements:
- H302: Harmful if swallowed [Warning Acute toxicity, oral]
| Name | Value | |
|---|---|---|
| pH | : | 4.5 - 5.5 |
| CAS | : | 52-90-4 |
| Assay | : | 98.0 - 101.0% |
| Iron (Fe) | : | ≤ 10ppm |
| Appearance | : | White crystalline powder |
| Categories | : | Amino Acids |
| Product Code | : | 15386031 |
| Product Name | : | L-Cysteine |
| Chloride (Cl) | : | ≤0.2% |
| Sulfate (SO4) | : | ≤ 0.03% |
| Ammonium (NH4) | : | ≤ 0.02% |
| Loss on Drying | : | ≤ 0.5% |
| Arsenic (As2O3) | : | ≤ 1ppm |
| Storage Details | : | 2 to 8 °C |
| Molecular Weight | : | 121.16 |
| Molecular Formula | : | HSCH2CH(NH2)CO2H |
| Specific rotation | : | +8.3° to +9.5° |
| State of Solution | : | ≥ 95.0% |
| Residue on Ignition | : | ≤ 0.1% |
| Heavy metals (as Pb) | : | ≤ 10ppm |
| Harmonised Tariff Code | : | 2930901300 |
| Identification (RAMAN) | : | Conforms to Reference |
