4,5-Dimethylfuran-2-carbohydrazide CAS 20842-22-2
| CAS No. | 20842-22-2 |
| Molecular Formula | C7H10N2O2 |
| Molecular Weight | 154.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dimethylfuran-2-carbohydrazide (CAS 20842-22-2), molecular formula C7H10N2O2 and molecular weight 154.17 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H10N2O2, 4,5-Dimethylfuran-2-carbohydrazide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 154.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4,5-Dimethylfuran-2-carbohydrazide 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 | C7H10N2O2 |
| Molecular Weight | 154.17 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 DMSO, DMF, methanol |
| 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.) | 1962 |
| Nitrogen Atoms | 2 |
Related Dimethylfuran Standards
- 4-Acetyl-2,5-dimethylfuran-3(2H)-one (CAS 36871-78-0)
- Methyl 3,4-dimethylfuran-2-carboxylate (CAS 199728-18-2)
- methyl 3,5-dimethylfuran-2-carboxylate (CAS 34883-95-9)
- Methyl 4,5-dimethylfuran-2-carboxylate (CAS 61834-24-0)
- 2-(2,5-Dimethylfuran-3-yl)propan-1-amine (CAS 1096308-50-7)
- 3,4-Dimethylfuran-2,5-dicarbaldehyde (CAS 157948-48-6)
- 1-(2,5-Dimethylfuran-3-yl)ethane-1-thiol (CAS 1039963-21-7)
- 2-(4,5-Dimethylfuran-2-yl)azetidine (CAS 777887-62-4)
Recommended Standards
- 4,5-Diamino-2,6-dimethylpyridazin-3(2H)-one (CAS 28682-92-0)
- 4,6-Dimethoxy-2-pyridinamine (CAS 914348-23-5)
- 4,5-Diamino-1,6-dimethylpyrimidin-2(1H)-one (CAS 861573-80-0)
- 4,6-Dimethoxypyridin-3-amine (CAS 89943-34-0)
- 1-(2,4-Difluorophenyl)-4,5,6,7-tetrahydro-1H-indazol-4-ylamine (CAS 1367819-92-8)
- 2-(4-Bromophenyl)quinoline-4-carbonyl chloride (CAS 103914-53-0)
- 6-Methyl-1,2,4-triazin-5-ol (CAS 16120-00-6)
- Methyl 2-(pyridin-2-yl)pyrimidine-5-carboxylate (CAS 1068976-90-8)
- N-(4-Methylbenzyl)-1H-spiro[piperidine-4,2-quinoxalin]-3-amine (CAS 1172949-94-8)
- (3-(Sec-butoxy)phenyl)methanol (CAS 915920-70-6)
- 2-methyl(5-²H)furan-3-carboxylic acid (CAS 1335114-50-5)
- 2-(4h-1,2,4-Triazol-4-yl)acetonitrile (CAS 1204193-90-7)
- 6-Benzylpyrimidin-4-ol (CAS 16353-08-5)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
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