1637-71-4
Product Name:
S-SULFO-L-CYSTEINE SODIUM SALT
Formula:
C3H7NO5S2
Synonyms:
S-Sulfo-L -cysteine
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | White powder; [Sigma-Aldrich MSDS] |
|---|---|
| Melting Point | 170 - 171 °C |
| Collision Cross Section | 144.2 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)] |
| Chemical Classes | Biological Agents -> Amino Acids and Derivatives |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
![]() Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 201.2 g/mol |
|---|---|
| XLogP3 | -4 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 4 |
| Exact Mass | 200.97656467 g/mol |
| Monoisotopic Mass | 200.97656467 g/mol |
| Topological Polar Surface Area | 151 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 229 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
S-sulfo-L-cysteine is an S-substituted L-cysteine where the S-substituent is specified as a sulfo group. It has a role as a plant metabolite and a human metabolite. It is an organic thiosulfate and a S-substituted L-cysteine. It is a conjugate acid of a S-sulfo-L-cysteinate(1-).

