N-b-D-Galactopyranosyl-N’-[(2-methanethiosulfonyl)ethyl]urea CAS 550325-50-3
| CAS No. | 550325-50-3 |
| Molecular Formula | C10H20N2O8S2 |
| Molecular Weight | 360.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-b-D-Galactopyranosyl-N’-[(2-methanethiosulfonyl)ethyl]urea is closely related to a carbohydrate-derived structure, an amide group, a sulfone group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-b-D-Galactopyranosyl-N’-[(2-methanethiosulfonyl)ethyl]urea (CAS 550325-50-3), molecular formula C10H20N2O8S2 and molecular weight 360.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-b-D-Galactopyranosyl-N’-[(2-methanethiosulfonyl)ethyl]urea (C10H20N2O8S2) contains a carbohydrate-derived structure, an amide group, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 360.40 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C10H20N2O8S2 |
| Molecular Weight | 360.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Recommended Standards
- N-Acetyl-gamma-carbethoxy homotryptophan ethyl ester (CAS 351421-21-1)
- N-Dihydrocinnamoylaminocaproic Acid N-Hydroxysuccinimide Ester (CAS 334616-48-7)
- N-(b-D-Glucopyranosyl)-N’-[(2-methanethiosulfonyl)ethyl] Urea (CAS 550325-52-5)
- Sculponeatin B (CAS 85287-60-1)
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Why CATO?
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