L-Alanine benzyl ester p-toluenesulphonate salt, 98%+
- CAS
- 42854-62-6
- Formula
- C17H21NO5S
- MW
- 351.4 g/mol
ZX-002397
Peptide Synthesis Reagents
L-Cysteine hydrochloride, 98%
Available on request
L-Cysteine hydrochloride, 98% (CAS 52-89-1) supplier Zemixal: C3H8ClNO2S, COA and SDS with every lot, worldwide shipping.
CAS number52-89-1
FormulaC3H8ClNO2S
Molar mass157.62 g/mol
Physical formCrystalline
HS code29151290
Purity98%
InChIKeyIFQSXNOEEPCSLW-DKWTVANSSA-N
IUPAC name(2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride
About L-Cysteine hydrochloride, 98%
L-Cysteine hydrochloride, 98% is part of the Zemixal peptide Synthesis Reagents range. For your records (98%), the material is defined by CAS 52-89-1, formula C3H8ClNO2S and molar mass 157.62 g/mol. Typical appearance is white powder or crystals.
Typical applications
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
Storage and safety notes
Reported physical data: melting point 178 °C(dec.). Hazard communication follows GHS (Warning: H319). Our SDS lists exposure controls and first-aid measures.
Available as 25 g, 100 g, 500 g and 1 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
Applications
Specifications and identifiers
| Product name | L-Cysteine hydrochloride, 98% |
|---|---|
| Catalogue number | ZX-002398 |
| CAS number | 52-89-1 |
| IUPAC name | (2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride |
| Molecular formula | C3H8ClNO2S |
| Molar mass | 157.62 g/mol |
| Exact mass | 156.9964 |
| Purity / assay | 98% |
| Physical form | Crystalline |
| Appearance | White powder or crystals |
| Melting point | 178 °C(dec.) |
| H-bond donors / acceptors | 4 / 4 |
| Topological polar surface area | 64.3 Ų |
| HS code | 29151290 |
| InChIKey | IFQSXNOEEPCSLW-DKWTVANSSA-N |
| SMILES | C([C@@H](C(=O)O)N)S.Cl |
| PubChem CID | 60960 |
| Synonyms | (2R)-2-Amino-3-sulfanylpropanoic acid hydrochloride, Cystein chloride, cysteine-hcl, 3-Mercaptoalanine hydrochloride, Cysteine chlorhydrate, Cysteine hydrochloride (anhydrous), Cysteine hydrochloride anhydrous, WR 348, Cysteine (as hydrochloride), L-Cysteine hydrochloride anhydrous, l-Cysteine.HCl, L-Cysteine, hydrochloride |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H319Causes serious eye irritation
Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about L-Cysteine hydrochloride, 98%
Which CAS number identifies L-Cysteine hydrochloride, 98%?
L-Cysteine hydrochloride, 98% is registered under CAS 52-89-1. You may also see it listed as (2R)-2-Amino-3-sulfanylpropanoic acid hydrochloride, Cystein chloride, cysteine-hcl. Our catalogue number for this item is ZX-002398.
What are the formula and molar mass of L-Cysteine hydrochloride, 98%?
For L-Cysteine hydrochloride, 98%, its formula is C3H8ClNO2S and its molar mass is 157.62 g/mol. InChIKey IFQSXNOEEPCSLW-DKWTVANSSA-N lets you match it in any structure database.
What grade and pack sizes are available for L-Cysteine hydrochloride, 98%?
This listing is 98% purity. Standard packs are 25 g, 100 g, 500 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with L-Cysteine hydrochloride, 98%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship L-Cysteine hydrochloride, 98% to my country?
Yes. Because L-Cysteine hydrochloride, 98% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
Related products
More in Peptide Synthesis Reagents
Have a list of compounds to price?
Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.