Molekula
L-Cysteine ethyl ester hydrochloride
L-Cysteine ethyl ester hydrochloride is a sulfur-containing amino acid derivative used in biochemical research, peptide synthesis, and as a reducing agent in cell culture and pharmaceutical formulations. It is available in powder form with a molecular weight of 185.67 g/mol, CAS number 868-59-7, and molecular formula HSCH2CH(NH2)COOC2H5 · HCl. Stable at ambient temperature, it requires no special storage conditions. Molekula supplies L-Cysteine ethyl ester hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
L-Cysteine ethyl ester hydrochloride is a sulfur-containing amino acid derivative used in biochemical research, peptide synthesis, and as a reducing agent in cell culture and pharmaceutical formulations. It is available in powder form with a molecular weight of 185.67 g/mol, CAS number 868-59-7, and molecular formula HSCH2CH(NH2)COOC2H5 · HCl. Stable at ambient temperature, it requires no special storage conditions. Molekula supplies L-Cysteine ethyl ester hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 868-59-7 |
| Molecular Formula | HSCH2CH(NH2)COOC2H5 · HCl |
| Molecular Weight | 185.67 |
| SMILES | Cl.O=C(OCC)C(N)CS |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29309092 |
| Tariff Code | 2930901600 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is L-Cysteine ethyl ester hydrochloride used for?
It is commonly used as a reducing agent in biochemical research and as a precursor in the synthesis of peptides and other sulfur-containing compounds.
What is the chemical formula and molecular weight?
The formula is HSCH2CH(NH2)COOC2H5 · HCl with a molecular weight of 185.67 g/mol.
How should L-Cysteine ethyl ester hydrochloride be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in technical grade; please contact us for custom specifications or higher purity options.
Can Molekula supply it in bulk?
Yes, we can supply L-Cysteine ethyl ester hydrochloride in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA); additional documentation such as MSDS or COO can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.