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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

N-Formylcysteine

Available on request

Order N-Formylcysteine (CAS 19538-78-4) online at Zemixal. Request a quote with price, lead time and documents. Packs from 100 mg.

Pack sizes
N-Formylcysteine chemical structure
CAS number19538-78-4
FormulaC4H7NO3S
Molar mass149.17 g/mol
InChIKeyJTGVRUVUKGUTRL-VKHMYHEASA-N
IUPAC name(2R)-2-formamido-3-sulfanylpropanoic acid

About N-Formylcysteine

Zemixal supplies N-Formylcysteine within its pharma Intermediates & Building Blocks portfolio. For your records, the material is defined by CAS 19538-78-4, formula C4H7NO3S and molar mass 149.17 g/mol.

Where it is used

  • Organic synthesis
  • API synthesis

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H335. Read the SDS before first use.

Order it in 100 mg, 250 mg, 1 g and 5 g packs or ask for a bulk quotation. 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

  • Organic synthesis
  • API synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of N-Formylcysteine
Product nameN-Formylcysteine
Catalogue numberZX-039309
CAS number19538-78-4
IUPAC name(2R)-2-formamido-3-sulfanylpropanoic acid
Molecular formulaC4H7NO3S
Molar mass149.17 g/mol
Exact mass149.0147
XLogP3-0.5
H-bond donors / acceptors3 / 4
Topological polar surface area67.4 Ų
InChIKeyJTGVRUVUKGUTRL-VKHMYHEASA-N
SMILESC([C@@H](C(=O)O)NC=O)S
PubChem CID29649
SynonymsN-formyl-L-cysteine, Formyl-L-cysteine, For-L-Cys-OH

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

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 N-Formylcysteine
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about N-Formylcysteine

Which CAS number identifies N-Formylcysteine?
N-Formylcysteine is registered under CAS 19538-78-4. You may also see it listed as N-formyl-L-cysteine, Formyl-L-cysteine, For-L-Cys-OH. Our catalogue number for this item is ZX-039309.
What are the formula and molar mass of N-Formylcysteine?
For N-Formylcysteine, its formula is C4H7NO3S and its molar mass is 149.17 g/mol. The systematic (IUPAC) name is (2R)-2-formamido-3-sulfanylpropanoic acid. InChIKey JTGVRUVUKGUTRL-VKHMYHEASA-N lets you match it in any structure database.
What grade and pack sizes are available for N-Formylcysteine?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with N-Formylcysteine?
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 N-Formylcysteine to my country?
Yes. Because N-Formylcysteine 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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