5-Hydroxypyridine-2-carbohydrazide CAS 856835-98-8
| CAS No. | 856835-98-8 |
| Molecular Formula | C6H7N3O2 |
| Molecular Weight | 153.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Hydroxypyridine-2-carbohydrazide (C6H7N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 153.14 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 5-Hydroxypyridine-2-carbohydrazide (CAS 856835-98-8), a certified reference material (molecular formula C6H7N3O2, MW 153.14 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-Hydroxypyridine-2-carbohydrazide 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 | C6H7N3O2 |
| Molecular Weight | 153.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| 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.) | 1987 |
| Nitrogen Atoms | 3 |
Related Hydroxypyridine Standards
- 5-Hydroxypyridine-2-acetic Acid (CAS 1214345-48-8)
- Methyl 3-Hydroxypyridine-2-carboxylate (CAS 62733-99-7)
- Methyl 5-hydroxypyridine-2-carboxylate (CAS 30766-12-2)
- 2-Hydroxypyridine-4-carbothioamide (CAS 1094459-09-2)
- 2-Hydroxypyridine-3-carbothioamide (CAS 955399-19-6)
- (4-Hydroxypyridine-2,6-diyl)dimethanol (CAS 122899-72-3)
- (3-Hydroxypyridine-2,6-diyl)dimethanol (CAS 38029-16-2)
- 4-Hydroxypyridine-2,6-dicarbaldehyde (CAS 129800-01-7)
Recommended Standards
- 5-Hydroxy-6-methylnicotinic acid (CAS 7428-22-0)
- 5-Methoxy-1-methyl-3-oxo-2,3-dihydro-1H-pyrazole-4-carbonitrile (CAS 37016-72-1)
- 5-Hydroxy-2-methylisonicotinic acid (CAS 27951-89-9)
- 5-Methoxy-4-oxo-1,4-dihydropyridine-2-carbaldehyde (CAS 89791-88-8)
- (1H-Pyrrolo[2,3-b]pyridin-5-yl)-methanol 0605AF 849067-97-6 C8H8N2O (CAS 849067-97-6)
- Nevirapine 3-Ethenyl (CAS 284686-22-2)
- (S)-tert-Butyl (1-amino-3-(1H-indol-3-yl)-1-oxopropan-2-yl)carbamate (CAS 62549-92-2)
- 2-[(2-methoxyethyl)sulfanyl]acetic acid (CAS 627902-36-7)
- 6-Isobutyl-3-(4-isopropylpiperazine-1-carbonyl)isothiazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione (CAS 1251705-45-9)
- N-benzyl-1,1-bis(4-methoxyphenyl)methanimine (CAS 524-96-9)
- Ethyl 7-chloro-5-phenylpyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 771514-25-1)
- 3-Fluoro-4-(3-pyridylcarbamoyl)benzeneboronic acid, 97% (CAS 1449144-57-3)
- (3-Chloro-4-((3,4-dichlorobenzyl)oxy)-5-ethoxyphenyl)methanol (CAS 678158-52-6)
- D-[Thr]7-Liraglutide (CAS CATO-C4X-199237)
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