Tetrasodium N,N-Bis(carboxymethyl)-L-glutamate CAS 51981-21-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51981-21-6 |
| Molecular Formula | C9H9NNa4O8 |
| Molecular Weight | 351.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tetrasodium N,N-Bis(carboxymethyl)-L-glutamate (CAS 51981-21-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H9NNa4O8. Molecular weight: 351.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H9NNa4O8 |
| Molecular Weight | 351.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 1 |
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- 647824-32-6 N,N inverted exclamation mark -Di(3-chloro-4-fluorophenyl)methylphosphonic Diamide (CAS 647824-32-6)
- 1,3-Dichloro-9,9-dimethyl-7-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)acridin-2(9H)-one (CAS 503178-95-8)
- 6-Methylhept-5-en-2-yl acetate (CAS 19162-00-6)
- Ethyl 2-{[(2,4-dichlorobenzyl)oxy]imino}-3-oxobutanoate (CAS 75051-00-2)
- 3-Hydroxy-4-methyl-2-nitrobenzoic acid (CAS 6946-15-2)
- 4-Methyl-N'-[1-(6-methylpyridin-2-yl)-1H-imidazole-4-carbonyl]benzohydrazide (CAS 478077-78-0)
- 2-(Trifluoromethyl)acrylonitrile (CAS 381-84-0)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com