2-Amino-2-deoxy-D-erythronic Acid CAS 21768-44-5
| CAS No. | 21768-44-5 |
| Molecular Formula | C4H9NO4 |
| Molecular Weight | 135.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Amino-2-deoxy-D-erythronic Acid is closely related to a carbohydrate-derived structure, an amide group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-Amino-2-deoxy-D-erythronic Acid (CAS 21768-44-5), molecular formula C4H9NO4 and molecular weight 135.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Amino-2-deoxy-D-erythronic Acid (C4H9NO4) contains a carbohydrate-derived structure, an amide group. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 135.12 g/mol, it falls into the low-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.
CATO manufactures 2-Amino-2-deoxy-D-erythronic Acid 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 | C4H9NO4 |
| Molecular Weight | 135.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
Related Amino Standards
- 5-Amino-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 1183402-93-8)
- 3-Amino-2-hydroxypyridine-4-carbonitrile (CAS 1369248-53-2)
- 6-Amino-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 138060-95-4)
- 4-Amino-1-ethynylpyrimidin-2(1H)-one (CAS 141299-26-5)
- 5-Amino-6-oxo-1,6-dihydropyridine-3-carbonitrile (CAS 1695866-72-8)
- 4-Amino-2-hydroxynicotinonitrile (CAS 1804870-72-1)
- 5-Amino-6-oxo-1,6-dihydropyridine-2-carbonitrile (CAS 1805121-58-7)
- 2-Amino-5-hydroxynicotinonitrile (CAS 1805563-19-2)
Recommended Standards
- 2,6-Dihydroxybenzonitrile (CAS 57764-46-2)
- 2-Aminooxazolo[4,5-b]pyridine (CAS 40926-66-7)
- 2,5-Pyridine dicarboxaldehyde (CAS 6221-01-8)
- 2-Deoxy-D-ribose-1- (CAS 478511-57-8)
- 3-Nitro-4-((4-phenoxyphenyl)amino)benzonitrile (CAS 1417351-89-3)
- 3,3,4,4,5,5,5-Heptafluoropentanoic acid (CAS 679-46-9)
- Nateglinide (CAS 105816-04-4)
- N-Ethyl-N-2-hydroxyethyl-m-toluidine (CAS 91-88-3)
- 2,3-Dichloro-5-(difluoromethoxy)benzoic acid (CAS 1804937-10-7)
- (4-Fluoro-2-methylphenyl)methanesulfonyl chloride (CAS 1248508-79-3)
- 1-(2-Methoxyphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1264041-25-9)
- 3-deoxy-3-fluoro-D-glucitol (CAS 34339-82-7)
- Methyl 5-((2-ethoxyphenyl)carbamoyl)-4-methyl-2-(2-(thiophen-2-yl)acetamido)thiophene-3-carboxylate (CAS 505096-52-6)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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 18665070610 / Nicole.chen@cato-chem.com