L-CYSTEIC ACID
- CAS NO.：498-40-8
- Empirical Formula: C3H7NO5S
- Molecular Weight: 169.16
- MDL number: MFCD00007524
- EINECS: 207-861-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 05:29:21
What is L-CYSTEIC ACID?
The Uses of L-CYSTEIC ACID
L-Cysteic Acid is a major metabolite of non-essential amino acid L-Cysteine.
Definition
ChEBI: The L-enantiomer of cysteic acid.
Properties of L-CYSTEIC ACID
| Melting point: | 260℃ (dec.) |
| alpha | [α]D20 +7.5～+9.5° (c=7.4, H2O) |
| Density | 1.775±0.06 g/cm3(Predicted) |
| refractive index | 8 ° (C=5, H2O) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Methanol (Slightly), Water (Slightly) |
| pka | 1.3(at 25℃) |
| form | Powder or Crystalline Powder |
| color | White to off-white |
| Water Solubility | almost transparency |
| Merck | 14,2780 |
| CAS DataBase Reference | 498-40-8(CAS DataBase Reference) |
| EPA Substance Registry System | L-Alanine, 3-sulfo- (498-40-8) |
Safety information for L-CYSTEIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P310:Immediately call a POISON CENTER or doctor/physician. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for L-CYSTEIC ACID
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