4-Hydroxy-3,5-dimethylbenzonitrile CAS 4198-90-7
| CAS No. | 4198-90-7 |
| Molecular Formula | C9H9NO |
| Molecular Weight | 147.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-3,5-dimethylbenzonitrile (C9H9NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-Hydroxy-3,5-dimethylbenzonitrile (CAS 4198-90-7), molecular formula C9H9NO and molecular weight 147.17 g/mol, is a CATO reference standard with documented purity and traceability.
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 4-Hydroxy-3,5-dimethylbenzonitrile 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 | C9H9NO |
| Molecular Weight | 147.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-Hydroxy-2-methylindole (CAS 35320-67-3)
- 4-Hydroxy-3-methylphenylacetonitrile (CAS 73653-24-4)
- 4-Hydroxy-2,6-dimethylbenzonitrile (CAS 58537-99-8)
- 4-hydroxy-N-(2-hydroxyethyl)butanamide (CAS 66857-17-8)
- 6-Bromobenzo[d]thiazol-7-amine (CAS 30132-85-5)
- Fmoc-Met-Met-OH (CAS 2171284-59-4)
- 4-(2-Chloro-5-methylphenoxy)piperidine (CAS 254883-43-7)
- 1'-epi-Benazeprilat Acyl-β-D-Glucuronides (CAS 1240792-52-2)
- 2-Hydroxy-5-(4-(pyrrolidin-1-ylsulfonyl)phenyl)isonicotinic acid (CAS 1261924-30-4)
- 2-Mesityl-2-(methylamino)acetic acid (CAS 1192660-47-1)
- ethyl 5-(2,6-difluorophenyl)-1,3,4-thiadiazole-2-carboxylate (CAS 1909312-93-1)
- 2-(5-Chlorobenzo[b]thiophen-3-yl)-2-(ethoxy(methyl)phosphoryl)acetic acid (CAS 1224709-42-5)
- 4,6,7-Trimethyl-2-oxo-1,2-dihydroquinazoline-8-carbonitrile (CAS 89638-42-6)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
Why CATO?
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