5-Methoxypyrimidine-2-carbohydrazide CAS 87362-26-3
| CAS No. | 87362-26-3 |
| Molecular Formula | C6H8N4O2 |
| Molecular Weight | 168.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methoxypyrimidine-2-carbohydrazide (C6H8N4O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 5-Methoxypyrimidine-2-carbohydrazide (CAS 87362-26-3), a certified reference material (molecular formula C6H8N4O2, MW 168.15 g/mol) for analytical method development and quality control.
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), 5-Methoxypyrimidine-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 | C6H8N4O2 |
| Molecular Weight | 168.15 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.) | 1981 |
| Nitrogen Atoms | 4 |
Related Methoxypyrimidine Standards
- methyl 6-methoxypyrimidine-4-carboxylate (CAS 1244019-84-8)
- methyl 2-methoxypyrimidine-4-carboxylate (CAS 75825-59-1)
- Methyl 4-Methoxypyrimidine-5-carboxylate (CAS 84332-00-3)
- Methyl 5-methoxypyrimidine-4-carboxylate (CAS 64224-66-4)
- (6-Methoxypyrimidine-2,4-diyl)dimethanol (CAS 1333222-16-4)
- 2-Methoxypyrimidine-4,6-dicarbaldehyde (CAS 944901-94-4)
- methyl 5-methoxypyrimidine-2-carboxylate (CAS 1415800-40-6)
- methyl 2-methoxypyrimidine-5-carboxylate (CAS 38373-46-5)
Recommended Standards
- 5-Methoxy-6-methylpyrimidine-4-carboxylic acid (CAS 2022268-12-6)
- 6-(Aminomethyl)-3-nitropyridin-2-amine (CAS 914224-08-1)
- 5-methoxy-2-Pyrazinecarboxylic acid methyl ester (CAS 38789-75-2)
- 6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxylic acid (CAS 718621-99-9)
- 3-(P-tolyloxy)azetidine (CAS 954220-73-6)
- 3,4-Dimethoxy-N'-(2-(3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl)thiazole-4-carbonyl)benzenesulfonohydrazide (CAS 956782-90-4)
- (2-Nitrobenzoyl)glycine (CAS 10167-23-4)
- 2,4-Dibromo-6-(trifluoromethyl)aniline (CAS 71757-14-7)
- 2-(4-(Tert-butyl)phenyl)cyclopropan-1-amine (CAS 1157693-23-6)
- methyl 5-methyl-4-sulfamoylfuran-2-carboxylate (CAS 344308-92-5)
- (S)-1-(4-chloro-3-methoxyphenyl)-2-methoxyethan-1-amine (CAS 1269829-89-1)
- 1-Allyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 66158-33-6)
- 1-Methyl-2-phenyl-1,2,3,4-tetrahydroquinolin-4-ol (CAS 918165-54-5)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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