2-((2S,5S)-5-benzyl-3,6-dioxopiperazin-2-yl)acetic acid, sodium salt CAS 136983-81-8
| CAS No. | 136983-81-8 |
| Molecular Formula | C13H14N2O4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-((2S,5S)-5-benzyl-3,6-dioxopiperazin-2-yl)acetic acid, sodium salt (CAS 136983-81-8), molecular formula C13H14N2O4Na and molecular weight 285.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-((2S,5S)-5-benzyl-3,6-dioxopiperazin-2-yl)acetic acid, sodium salt (C13H14N2O4Na) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 285.25 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 2-((2S,5S)-5-benzyl-3,6-dioxopiperazin-2-yl)acetic acid, sodium salt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H14N2O4 Na |
| Molecular Weight | 285.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Recommended Standards
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- Ethyl 1-allyl-5-amino-1H-pyrazole-4-carboxylate (CAS 1041682-38-5)
- (R)-cyclopropyl(4-fluoro-3-methylphenyl)methanamine (CAS 1213149-68-8)
- (2r)-2-Amino-N,N-dimethylpropanamide hydrochloride (CAS 1384435-39-5)
- 6-Methyl-5-propylpyridazin-3(2H)-one (CAS 679405-98-2)
- n1-(3-(Dimethylamino)propyl)benzene-1,4-diamine dihydrochloride (CAS 1421602-77-8)
- Semaglutide impurity 99 (CAS CATO-C4X-222699)
Why CATO?
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