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VAQORASulfur Compounds (Thiols, Sulfides, Sulfonates)Available on request
N-Formylcysteine
Synonyms: N-formyl-L-cysteine · Formyl-L-cysteine · For-L-Cys-OH
CAS No.19538-78-4
FormulaC4H7NO3S
Mol. weight149.17
Catalogue No.VQ-048760
PurityOn COA
HSN—
N-Formylcysteine (CAS 19538-78-4) – organosulfur compound. C4H7NO3S, MW 149.17. Get a quote from Vaqora Chemicals, COA included, shipped worldwide.
Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing
About N-Formylcysteine
N-Formylcysteine is an organosulfur compound carrying the CAS registry number 19538-78-4. With the molecular formula C4H7NO3S, it has a molar mass of 149.17 g/mol. Its systematic (IUPAC) name is (2R)-2-formamido-3-sulfanylpropanoic acid. Common synonyms include N-formyl-L-cysteine and Formyl-L-cysteine.
Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.
It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.
Available in 100 mg, 250 mg, 1 g and 5 g packs, N-Formylcysteine is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.
Specifications & identifiers
| Product name | N-Formylcysteine |
|---|---|
| Catalogue No. | VQ-048760 |
| CAS Number | 19538-78-4 |
| IUPAC name | (2R)-2-formamido-3-sulfanylpropanoic acid |
| Molecular formula | C4H7NO3S |
| Molecular weight | 149.17 g/mol |
| Exact mass | 149.0147 |
| InChIKey | JTGVRUVUKGUTRL-VKHMYHEASA-N |
| SMILES | C([C@@H](C(=O)O)NC=O)S |
| PubChem CID | 29649 |
| Physical form | Other |
|---|---|
| LogP (XLogP3) | -0.5 |
| H-bond donors / acceptors | 3 / 4 |
| TPSA | 67.4 Ų |
Safety & hazard information (GHS)
Signal word: Warning
Hazard statements
H302Harmful if swallowedH315Causes skin irritationH319Causes serious eye irritationH335May 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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Frequently asked questions
What is the CAS number of N-Formylcysteine?
The CAS Registry Number of N-Formylcysteine is 19538-78-4. It is also known as N-formyl-L-cysteine, Formyl-L-cysteine, For-L-Cys-OH.
What is the molecular formula and molecular weight of N-Formylcysteine?
N-Formylcysteine has the molecular formula C4H7NO3S and a molecular weight of 149.17 g/mol. Its IUPAC name is (2R)-2-formamido-3-sulfanylpropanoic acid.
Which grade and pack sizes of N-Formylcysteine can I order?
We supply N-Formylcysteine, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with N-Formylcysteine?
Yes. Every lot of N-Formylcysteine is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can N-Formylcysteine be shipped internationally?
Yes. N-Formylcysteine is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about N-Formylcysteine
We reply within one business day with price, pack options, lead time and documentation.
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