(E)-2-((5-methylfuran-2-yl)methylene)hydrazine-1-carboxamide CAS 81961-80-0
| CAS No. | 81961-80-0 |
| Molecular Formula | C7H9N3O2 |
| Molecular Weight | 167.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 167.17 g/mol gives (E)-2-((5-methylfuran-2-yl)methylene)hydrazine-1-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-2-((5-methylfuran-2-yl)methylene)hydrazine-1-carboxamide (CAS 81961-80-0), molecular formula C7H9N3O2 and molecular weight 167.17 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of (E)-2-((5-methylfuran-2-yl)methylene)hydrazine-1-carboxamide (C7H9N3O2) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures (E)-2-((5-methylfuran-2-yl)methylene)hydrazine-1-carboxamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H9N3O2 |
| Molecular Weight | 167.17 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
Related E Standards
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Recommended Standards
- (cyclobutylmethyl)(2,2,2-trifluoroethyl)amine (CAS 765263-55-6)
- (E)-N-hydroxy-N’-(4-methoxypyridin-2-yl)methanimidamide (CAS 2044946-94-1)
- (6-Methylpyrimidin-4-yl)glycine (CAS 51163-63-4)
- (R)-2-Amino-3-(pyridazin-3-yl)propanoic acid (CAS 2089388-69-0)
- 2-Benzyl-[1,1'-biphenyl]-4-ol (CAS 85959-14-4)
- tert-Butyl 1-(aminomethyl)-6-azaspiro[2.5]octane-6-carboxylate hydrochloride (CAS 1624261-87-5)
- 3-(4-Methoxyphenyl)-N-phenyl-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483993-00-6)
- Tert-butyl 4-(1-(ethoxycarbonyl)cyclopropyl)piperidine-1-carboxylate (CAS 1363382-33-5)
- (E)-3-(2,4-dimethoxypyrimidin-5-yl)acrylic acid (E)-5-(2-Carboxyvinyl)-2,4-dimethoxypyrimidine 119923-27-2 (CAS 119923-27-2)
- tert-butyl (1R,4S,6S)-6-hydroxy-2-azabicyclo[2.2.1]heptane-2-carboxylate (CAS 1893407-98-1)
- naphthalen-1-yldiphenylphosphine oxide (CAS 3095-33-8)
- (4R,5R)-1,4,5,6-Tetrahydroxyhexane-2,3-dione (CAS 28057-58-1)
- 3-Bromo-2-chloro-6-(trifluoromethyl)acetophenone (CAS 1807029-21-5)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
Why CATO?
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