4-((2-Hydroxyethyl)amino)-1,2,5-oxadiazole-3-carboxylic acid CAS 147194-40-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 147194-40-9 |
| Molecular Formula | C5H7N3O4 |
| Molecular Weight | 173.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((2-Hydroxyethyl)amino)-1,2,5-oxadiazole-3-carboxylic acid (CAS 147194-40-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7N3O4. Molecular weight: 173.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7N3O4 |
| Molecular Weight | 173.13 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 3 |
Related Hydroxyethyl Standards
- 2-Hydroxyethyl 4-amino-1,2,5-oxadiazole-3-carboxylate (CAS 302802-22-8)
- (S)-2-Hydroxyethyl 5-oxopyrrolidine-2-carboxylate (CAS 7518-82-3)
- 43094-95-7 1-(2-Hydroxyethyl)-5-oxopyrrolidine-3-carboxylic acid EINECS 256-085-1 (CAS 43094-95-7)
- 2-(1-hydroxyethyl)-1,3-thiazole-5-carboxylic acid (CAS 1803610-44-7)
- 2-(1-Hydroxyethyl)thiazole-4-carboxylic acid (CAS 88393-79-7)
- 4-(2-Hydroxyethyl)piperazine-1-carboxamide (CAS 116882-73-6)
- 1-Hydroxyethyl 2-(pyrrolidin-2-yl)acetate (CAS 127742-47-6)
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Recommended Standards
- 2,6-Dicyanoisonicotinic acid (CAS 1393569-32-8)
- Ethyl (5-oxo-2,5-dihydro-1,2,4-oxadiazol-3-yl)carbamate (CAS 154020-16-3)
- 4,6-Dicyanopicolinic acid (CAS 1393558-42-3)
- 3-Propyl-1-[3-(trifluoromethyl)phenyl]piperazine (CAS 1432680-85-7)
- (5-(Tert-butyl)-2-methylfuran-3-carbonyl)proline (CAS 473804-15-8)
- (1R,2S,4S)-Bicyclo[2.2.1]heptan-2-amine hydrochloride (CAS 121122-83-6)
- Methyl 2,4-dichloroquinazoline-8-carboxylate (CAS 1286330-19-5)
- tert-butyl 4-oxo-5-phenylpentanoate (CAS 1820648-93-8)
- 2-(Methylsulfonyl)-5-phenyl-1,3,4-oxadiazole (CAS 23767-32-0)
- C-Peptide（dog） (CAS 39016-05-2)
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