Sodium 2-(2-amino-3-methoxybenzamido)-5-methylthiophene-3-carboxylate CAS 116120-36-6
| CAS No. | 116120-36-6 |
| Molecular Formula | C14H13N2O4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Sodium 2-(2-amino-3-methoxybenzamido)-5-methylthiophene-3-carboxylate (CAS 116120-36-6), a certified reference material (molecular formula C14H13N2O4SNa, MW 328.32 g/mol) for analytical method development and quality control.
Structurally, Sodium 2-(2-amino-3-methoxybenzamido)-5-methylthiophene-3-carboxylate (C14H13N2O4SNa) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.5, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 328.32 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Sodium 2-(2-amino-3-methoxybenzamido)-5-methylthiophene-3-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H13N2O4S Na |
| Molecular Weight | 328.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Sodium Standards
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Recommended Standards
- 1-(4-(Trifluoromethyl)phenyl)propane-1,2-dione (CAS 10557-13-8)
- 2-(2,5-Dichlorophenyl)acetimidamide (CAS 1462405-91-9)
- 3-(4-Fluorophenyl)-5-methylisoxazole (CAS 491875-99-1)
- 2-(2-(Aminomethyl)thiazol-4-yl)acetic acid (CAS 933753-13-0)
- Ethyl 4-nitro-L-phenylalanine (CAS 34276-53-4)
- 6-Methoxy-2-methyl-1-tosyl-2,3-dihydroquinolin-4(1H)-one (CAS 24310-39-2)
- 2-(3-Oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)-N-phenylacetamide (CAS 933027-76-0)
- W-2429 (CAS 37795-69-0)
- Ethyl 3-iodo-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-2-carboxylate (CAS 1956318-08-3)
- Semaglutide impurity 247 (CAS CATO-C4X-2226247)
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