5-Methylfuran-2-carbohydrazide CAS 20842-19-7
| CAS No. | 20842-19-7 |
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-Methylfuran-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.
CATO supplies 5-Methylfuran-2-carbohydrazide (CAS 20842-19-7), a certified reference material (molecular formula C6H8N2O2, MW 140.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H8N2O2, 5-Methylfuran-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 140.14 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.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.14 g/mol |
| 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 Methylfuran Standards
- 4-Methylfuran-2-carbohydrazide (CAS 1313406-05-1)
- 2-(3-methylfuran-2-yl)acetic acid (CAS 139422-31-4)
- 2-(4-Methylfuran-2-yl)acetic acid (CAS 139422-33-6)
- 2-(5-Methylfuran-2-yl)acetic acid (CAS 72360-04-4)
- 2-Methylfuran-3-carbohydrazide (CAS 315672-60-7)
- 3-Acetyl-5-methylfuran-2(3H)-one (CAS 307503-83-9)
- 3-Methylfuran-2-carbohydrazide (CAS 52541-78-3)
- Methyl 4-methylfuran-2-carboxylate (CAS 59304-41-5)
Recommended Standards
- 5-Methylbenzene-1,2,3-triol (CAS 609-25-6)
- 5-Oxocyclohex-1-enecarboxylic acid (CAS 37051-60-8)
- 5-methyl-3-Furancarboxylic acid methyl ester (CAS 35351-35-0)
- 5-Oxocyclohex-3-enecarboxylic acid (CAS 22748-45-4)
- 2-Hydroxycyclohexanone dimer 30282-14-5 Adipoin NSC 117392 (CAS 30282-14-5)
- Isoxazolo[5,4-c]pyridin-3-amine (CAS 114080-94-3)
- methyl 2-oxopiperidine-4-carboxylate (CAS 25504-47-6)
- 2-Chloro-N-(2-chloro-6-fluorobenzyl)-N-isopropylacetamide (CAS 1175907-88-6)
- 2’’-Acetylastragalin (CAS 1206734-95-3)
- Hexachlorodisiloxane-130-134 (CAS 14986-21-1)
- 2-(5-Methoxybenzo[b]thiophen-3-yl)acetic acid (CAS 30129-68-1)
- 1,4-Bis((3,4-dimethoxyphenyl)sulfonyl)-1,4-diazepane (CAS 447410-57-3)
- 1-(4-Chlorobenzyl)piperidin-3-amine dihydrochloride (CAS 226249-99-6)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com