5-Amino-2H-pyrrol-2-ol CAS 71765-74-7
| CAS No. | 71765-74-7 |
| Molecular Formula | C4H6N2O |
| Molecular Weight | 98.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-2H-pyrrol-2-ol (C4H6N2O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-Amino-2H-pyrrol-2-ol (CAS 71765-74-7) is a high-purity analytical reference standard with the molecular formula C4H6N2O and a molecular weight of 98.10 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C4H6N2O |
| Molecular Weight | 98.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 5-amino-2,3-dihydro-1H-pyrrol-2-one (CAS 1314960-04-7)
- 2-Amino-5-methyloxazole (CAS 33124-04-8)
- 5-Amino-3,4-dihydro-2H-pyrrol-2-one (CAS 38718-14-8)
- 5-Amino-4-methylisoxazole (CAS 35143-75-0)
- 3393-45-1 5-amino-2-(2,6-dichloro-4-methoxyphenyl)-2,4-dihydro-3h-pyrazol-3-one AR-1G7038 (CAS 3393-45-1)
- 5-Amino-3-methylisoxazole (CAS 14678-02-5)
- 4-Amino-1-methyl-1,2,3-triazole (CAS 67545-00-0)
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Recommended Standards
- 5-(Aminomethyl)oxazol (CAS 847644-09-1)
- 4-Methyloxazol-5-amine (CAS 751436-72-3)
- 4-Methyloxazol-2-amine (CAS 35629-70-0)
- 5-Methyl-1,2-dihydropyrazol-3-one (CAS 4344-87-0)
- 4,1-Benzoxazepine, 7-bromo-1,2,3,5-tetrahydro (CAS 886756-68-9)
- Dibenzo[h,s]peropyrene (CAS 191-53-7)
- 6-Amino-2-(trifluoromethyl)nicotinaldehyde (CAS 1227582-10-6)
- 3-Amino-6-chloro-2,2'-difluoro-6'-methoxy-[1,1'-biphenyl]-4-carboxylic acid (CAS 2022975-62-6)
- (Octahydropyrrolo[1,2-a]pyrazin-8a-yl)methanol (CAS 929047-65-4)
- (S)-3-Amino-3-(3-hydroxyphenyl)propanoic acid (CAS 695149-42-9)
- 2-Acetamido-2-deoxy-D-galacturonic Acid (CAS 45171-33-3)
- 1-Amino-1-(3-fluoro-4-(trifluoromethyl)phenyl)-2-methylpropan-2-ol (CAS 1646681-78-8)
- (R)-2-Benzyl-N,N-dimethylaziridine-1-sulfonamide (CAS 1370406-77-1)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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