1-(2-Hydroxyethyl)-3-methyl-1H-pyrazole-5-carboxylic acid CAS 328071-25-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 328071-25-6 |
| Molecular Formula | C7H10N2O3 |
| Molecular Weight | 170.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Hydroxyethyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 328071-25-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H10N2O3. Molecular weight: 170.17 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H10N2O3 |
| Molecular Weight | 170.17 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Hydroxyethyl Standards
- 1-(2-Hydroxyethyl)-3-methyl-1h-pyrazole-4-carboxylic acid (CAS 1172918-85-2)
- 3-Acetyl-1-(2-hydroxyethyl)-1H-pyrazol-5(4H)-one (CAS 139767-79-6)
- 1-(2-Hydroxyethyl)-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 144101-41-7)
- Methyl 1-(2-hydroxyethyl)-1H-pyrazole-4-carboxylate (CAS 1545506-41-9)
- 1-(2-Hydroxyethyl)-5-methyl-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 22441-51-6)
- 1-(2-Hydroxyethyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 288251-52-5)
- 2-(1-Hydroxyethyl)-5-methyloxazole-4-carboxamide (CAS 61183-22-0)
- 5-((2-Hydroxyethyl)amino)-6-methyl-1,2,4-triazin-3-ol (CAS 459212-61-4)
Recommended Standards
- 1-(2-Aminoethyl)-4-methyl-5-nitroimidazole (CAS 343868-24-6)
- 1-(2-Aminoethyl)-2-methyl-5-nitroimidazole (CAS 55881-33-9)
- 1-(2-Acetyl-3-oxobut-1-en-1-yl)urea (CAS 6971-56-8)
- 5-Cyclopropoxy-6-iodonicotinonitrile (CAS 1243472-44-7)
- 3-(Triethylsilyl)-1-propanol (CAS 2290-36-0)
- 5-(2-(Methylsulfonyl)propan-2-yl)isothiazole-3-carboxylic acid (CAS 2828551-20-6)
- 3-Hydroxy Anagrelide-13C3 (CAS 1219393-12-0)
- 2-(((2-Bromophenyl)imino)methyl)-3-hydroxy-1H-inden-1-one (CAS 1119392-52-7)
- 4-Amino-1,2-dimethyl-5-((3-methyl-1H-imidazol-3-ium-1-yl)methyl)pyrimidin-1-ium perchlorate (CAS 74017-56-4)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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