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Amino Acids & Derivatives

L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%

BP/EPAvailable on request

L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00% (CAS 7048-04-6) supplier Zemixal. Request a quote with price, lead time and documents.

Pack sizes
L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00% chemical structure
CAS number7048-04-6
FormulaC3H10ClNO3S
Molar mass175.64 g/mol
HS code29309040
Purity98.50–101.00%
InChIKeyQIJRTFXNRTXDIP-JIZZDEOASA-N
IUPAC name(2R)-2-amino-3-sulfanylpropanoic acid;hydrate;hydrochloride

About L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%

L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00% is part of the Zemixal amino Acids & Derivatives range. Identity at a glance (BP/EP): CAS 7048-04-6, formula C3H10ClNO3S and molar mass 175.64 g/mol.

Use cases we see most often

  • Peptide synthesis
  • Cell culture media
  • Biochemical research

Handling and storage

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 25 g, 100 g, 500 g and 1 kg packs or ask for a bulk quotation. Every shipment includes 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 synthesis
  • Cell culture media
  • Biochemical research

Applications

Diagnostics, Life Science and BiotechResearch Labs and Universities

Grade guides

BP Grade (British Pharmacopoeia)Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%
Product nameL-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%
Catalogue numberZX-038219
CAS number7048-04-6
IUPAC name(2R)-2-amino-3-sulfanylpropanoic acid;hydrate;hydrochloride
Molecular formulaC3H10ClNO3S
Molar mass175.64 g/mol
Exact mass175.007
GradeBP/EP
Purity / assay98.50–101.00%
H-bond donors / acceptors5 / 5
Topological polar surface area65.3 Ų
HS code29309040
InChIKeyQIJRTFXNRTXDIP-JIZZDEOASA-N
SMILESC([C@@H](C(=O)O)N)S.O.Cl
PubChem CID23462
SynonymsL-Cysteine hydrochloride hydrate, H-Cys-OH.HCl.H2O, (R)-2-Amino-3-mercaptopropanoic acid hydrochloride hydrate, L-Cysteine (hydrochloride hydrate), L-Cysteine monohydrate monochloride, (R)-2-Amino-3-mercaptopropanoic acid hydrochloride xhydrate, Cysteine HCl, L-Cysteine HCl hydrate, L-cysteine monohydrochloride monohydrate, (2R)-2-Amino-3-sulfanyl-propanoic acid hydrochloride monohydrate, Cysteine, hydrochloride, hydrate (1:1:1)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%
25 gQuoted on request
100 gQuoted on request
500 gQuoted on request
1 kgQuoted 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, monohydrate, BP/EP 98.50–101.00%

Which CAS number identifies L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%?
L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00% is registered under CAS 7048-04-6. You may also see it listed as L-Cysteine hydrochloride hydrate, H-Cys-OH.HCl.H2O, (R)-2-Amino-3-mercaptopropanoic acid hydrochloride hydrate. Our catalogue number for this item is ZX-038219.
What are the formula and molar mass of L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%?
For L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%, its formula is C3H10ClNO3S and its molar mass is 175.64 g/mol. InChIKey QIJRTFXNRTXDIP-JIZZDEOASA-N lets you match it in any structure database.
What grade and pack sizes are available for L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00%?
This listing is BP/EP grade with 98.50–101.00% 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, monohydrate, BP/EP 98.50–101.00%?
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, monohydrate, BP/EP 98.50–101.00% to my country?
Yes. Because L-Cysteine hydrochloride, monohydrate, BP/EP 98.50–101.00% 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.

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