(R)-2-Amino-2-methylbutanoic Acid CAS 3059-97-0
| CAS No. | 3059-97-0 |
| Molecular Formula | C5H11NO2 |
| Molecular Weight | 117.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(R)-2-Amino-2-methylbutanoic Acid (CAS 3059-97-0), molecular formula C5H11NO2 and molecular weight 117.15 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, (R)-2-Amino-2-methylbutanoic Acid is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 117.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (R)-2-Amino-2-methylbutanoic Acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H11NO2 |
| Molecular Weight | 117.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related R Standards
- (3-amino-1H-pyrazol-5-yl)methanol (CAS 1000895-26-0)
- (R)-4-Amino-3-methylbutanoic acid (CAS 1116-92-3)
- 1-Amino-4-methoxybutan-2-one (CAS 1138729-04-0)
- 2-Amino-1,5-anhydro-2,4-dideoxy-D-threo-Pentitol (CAS 1240390-32-2)
- 3-Amino-1,5-anhydro-2,3-dideoxy-D-threo-pentitol (CAS 1309081-53-5)
- Methyl 2-Amino-2-methylpropionate (CAS 13257-67-5)
- 2-Amino-2-(oxetan-3-yl)ethan-1-ol (CAS 1337700-16-9)
- 2-Amino-2-methylpropanehydrazide (CAS 1342232-65-8)
Recommended Standards
- (R)-2-(Methylamino)butanoic acid (CAS 88930-13-6)
- (R)-2-Aminomethyl butyric acid (CAS 255871-58-0)
- (R)-(3-Aminotetrahydrofuran-3-yl)methanol (CAS 2322620-83-5)
- (R)-3-(1-Aminoethyl)oxetan-3-ol (CAS 2200475-27-8)
- H-D-Arg-Phe-OH (CAS 133410-92-1)
- β-Methoxy-d3 Homopiperonylamine Hydrochloride (CAS 1329647-25-7)
- 4-Methyl-6,7-dihydro-5H-cyclopenta[b]pyridin-2-yl trifluoromethanesulfonate (CAS 1373028-22-8)
- 5-(tert-Butyl) 2-ethyl 4-oxo-7,8-dihydro-4H-pyrazolo[1,5-a][1,4]diazepine-2,5(6H)-dicarboxylate (CAS 2206111-88-6)
- 4-Butyl-5-methylpyrimidine (CAS 501380-06-9)
- N,N-Diisobutylformamide Dimethyl Acetal (CAS 50746-36-6)
- tert-butyl N-(1-cyclopentyl-3-hydroxypropan-2-yl)carbamate (CAS 1454913-95-1)
- Clarithromycin EP Impurity N (CAS 144604-03-5)
- 2-[(3,4-dichlorophenyl)amino]pyridine-3-carboxylic acid (CAS 57978-49-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
Why CATO?
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