Molekula
Cystéine DL
DL-Cysteine is a sulfur-containing amino acid used in biochemical research, pharmaceuticals, and food additives. It functions as a reducing agent and precursor in protein synthesis. Available in powder form with a molecular weight of 121.16 g/mol, CAS number 3374-22-9, and molecular formula HSCH2CH(NH2)COOH. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies DL-Cysteine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
DL-Cysteine is a sulfur-containing amino acid used in biochemical research, pharmaceuticals, and food additives. It functions as a reducing agent and precursor in protein synthesis. Available in powder form with a molecular weight of 121.16 g/mol, CAS number 3374-22-9, and molecular formula HSCH2CH(NH2)COOH. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies DL-Cysteine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Spécifications
| Property | Value |
|---|---|
| Appearance | White crystals/ White crystalline powder |
| Conclusion | Conforms to AJ192 |
| Residue on ingnition | 0.05% |
| Arsenic | <1ppm |
| Loss on Drying | 0.10% |
| Assay | ≥99% |
| Iron | <5ppm |
| Heavy metal(Pb) | <5ppm |
| State of solution (10%) | 98.9% |
| Other amino acids | Chromotographically not detected |
| Methylene chloride | <0.10% |
Stockage et manipulation
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 3374-22-9 |
| Molecular Formula | HSCH2CH(NH2)COOH |
| Molecular Weight | 121.16 |
| SMILES | C(C(C(=O)O)N)S |
| REACH Code | Y110 |
| HTS Code | 29309092 |
| Tariff Code | 2930901300 |
Sécurité et GHS
-
Health Hazard
GHS07
Déclarations de danger
- H302 Harmful if swallowed
Déclarations de précaution
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
À usage recherche et industriel uniquement
Documents
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Prix et formats de conditionnement
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is DL-Cysteine used for?
DL-Cysteine is used as a reducing agent in biochemical research, a precursor in peptide synthesis, and in the production of pharmaceuticals and cosmetics.
What is the chemical formula and molecular weight of DL-Cysteine?
The formula is HSCH2CH(NH2)COOH with a molecular weight of 121.16 g/mol.
How should DL-Cysteine be stored?
Store at 2 to 8 °C in a tightly sealed container to prevent oxidation and degradation.
What grade of DL-Cysteine does Molekula supply?
Molekula supplies DL-Cysteine in reagent grade, suitable for laboratory and industrial applications.
Can Molekula supply DL-Cysteine in bulk?
Yes, Molekula can supply DL-Cysteine in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a DL-Cysteine order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Prêt à passer commande ou besoin d'un emballage sur mesure ?
Indiquez le produit, le grade et la quantité – Molekula répond généralement sous un jour ouvrable avec le prix et le délai de livraison.