43094-95-7 1-(2-Hydroxyethyl)-5-oxopyrrolidine-3-carboxylic acid EINECS 256-085-1 CAS 43094-95-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 43094-95-7 |
| Molecular Formula | C7H11NO4 |
| Molecular Weight | 173.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
43094-95-7 1-(2-Hydroxyethyl)-5-oxopyrrolidine-3-carboxylic acid EINECS 256-085-1 (CAS 43094-95-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H11NO4. Molecular weight: 173.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H11NO4 |
| Molecular Weight | 173.17 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 1 |
Related Hydroxyethyl Standards
- (S)-2-Hydroxyethyl 5-oxopyrrolidine-2-carboxylate (CAS 7518-82-3)
- 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)amino)-1,2,5-oxadiazole-3-carboxylic acid (CAS 147194-40-9)
- 2-Hydroxyethyl 4-amino-1,2,5-oxadiazole-3-carboxylate (CAS 302802-22-8)
- 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
- VA926Z93IF 42454-06-8 5-Hydroxy-2-nitrobenzaldehyde Benzaldehyde, 5-hydroxy-2-nitro- 4-08-00-00250 (Beilstein Handbook Reference) BRN 1910196 EINECS 255-832-9 3-Formyl-4-nitrophenol NSC 93899 UNII-VA926Z93IF (CAS 42454-06-8)
- 3,4-pyridinedicarboxylic acid 490-11-9 InChI=1/C7H5NO4/c9-6(10)4-1-2-8-3-5(4)7(11)12/h1-3H,(H,9,10)(H,11,12 pyridine-3,4-dicarboxylic acid (CAS 490-11-9)
- 3011-34-5 4-hydroxy-3-nitrobenzaldehyde InChI=1/C7H5NO4/c9-4-5-1-2-7(10)6(3-5)8(11)12/h1-4,10 benzaldehyde, 4-hydroxy-3-nitro- (CAS 3011-34-5)
- Perilloxin (CAS 263249-77-0)
- 2-(4-Bromo-3-chlorophenyl)-1,3-dioxolane (CAS 1063712-33-3)
- 2,2'-(2,5-Dimethoxy-1,4-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 1338777-82-4)
- 2-Phenyl-N'-[(1E)-(thiophen-2-yl)methylidene]acetohydrazide (CAS 113875-04-0)
- (Difluoro(4-(trifluoromethyl)phenyl)methyl)trimethylsilane (CAS 149194-32-1)
- 2-(Methylamino)-1-phenylethan-1-one (CAS 35534-19-1)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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