2-(4-Heptylbenzoyl)pyridine CAS 898779-98-1
| CAS No. | 898779-98-1 |
| Molecular Formula | C19H23NO |
| Molecular Weight | 281.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(4-Heptylbenzoyl)pyridine is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(4-Heptylbenzoyl)pyridine (CAS 898779-98-1), molecular formula C19H23NO and molecular weight 281.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(4-Heptylbenzoyl)pyridine (C19H23NO) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 281.39 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.
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), 2-(4-Heptylbenzoyl)pyridine 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 | C19H23NO |
| Molecular Weight | 281.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Heptylbenzoyl Standards
- 2-(4-Heptylbenzoyl)oxazole (CAS 898760-15-1)
- 4-(4-Heptylbenzoyl)-2-methylpyridine (CAS 1187164-80-2)
- 3-(4-Heptylbenzoyl)-4-methylpyridine (CAS 1187167-61-8)
- 2-(4-Heptylbenzoyl)-6-methylpyridine (CAS 1187170-42-8)
- 4-(4-Heptylbenzoyl)quinoline (CAS 1706444-00-9)
- 3-(4-Heptylbenzoyl)phenyl acetate (CAS 890099-98-6)
Recommended Standards
- 2-(1-Benzhydrylazetidin-3-yl)propan-2-ol (CAS 256931-42-7)
- 2-(Dimethylamino)-5-methyl-1-(naphthalen-1-yl)hex-4-en-1-one (CAS 91025-81-9)
- 2-(((4-Cyclohexylphenyl)amino)methyl)phenol (CAS 329779-31-9)
- 2,2-Diphenyl-n-(tetrahydro-2-furanylmethyl)ethanamine (CAS 356536-79-3)
- 2-methoxypyridine-4-carbonitrile (CAS 72716-86-0)
- 2-Hydroxy-4-(6-(5-(4-methylbenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanamido)benzoic acid (CAS 613225-56-2)
- 2,4-Dimethyl-1,3-dioxolane (CAS 3390-12-3)
- Salubrinal (CAS 405060-95-9)
- (2R)-3-Hydroxyisovaleroyl Carnitine tert-Butyl Ester (CAS 1058635-94-1)
- Ethyl 6,6-dimethyl-2-methylenecyclohex-3-enecarboxylate (CAS 35044-58-7)
- 3-[(4-Amino-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methyl-2(3H)-thiazolethione (CAS 49615-40-9)
- 6-Methyl-4,5,6,7-tetrahydrofuro[2,3-c]pyridine-2-carboxylic acid (CAS 792174-74-4)
- 1-Bromo-4-(3-fluorocyclobutyl)benzene (CAS 1892592-56-1)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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