2-(Chloromethyl)-5-cyanobenzo[d]oxazole CAS 170993-41-6
| CAS No. | 170993-41-6 |
| Molecular Formula | C9H5ClN2O |
| Molecular Weight | 192.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(Chloromethyl)-5-cyanobenzo[d]oxazole (C9H5ClN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 192.60 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2-(Chloromethyl)-5-cyanobenzo[d]oxazole (CAS 170993-41-6), a certified reference material (molecular formula C9H5ClN2O, MW 192.60 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 2-(Chloromethyl)-5-cyanobenzo[d]oxazole 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 | C9H5ClN2O |
| Molecular Weight | 192.60 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloromethyl Standards
- 2-(Chloromethyl)-4-cyanobenzo[d]oxazole (CAS 1803740-70-6)
- 2-(Chloromethyl)-6-cyanobenzo[d]oxazole (CAS 944903-35-9)
- 2-(Chloromethyl)-7-cyanobenzo[d]oxazole (CAS 944897-73-8)
- 2-(Chloromethyl)-1,3-difluoro-5-methoxybenzene (CAS 1183153-32-3)
- 1-(Chloromethyl)-2,5-difluoro-4-methoxybenzene (CAS 1261645-61-7)
- 5-(chloromethyl)-1,3-difluoro-2-methoxybenzene (CAS 1507562-26-6)
- 4-(Chloromethyl)-5-(difluoromethyl)pyridin-2-amine (CAS 1805195-09-8)
- 6-(Chloromethyl)-3-(difluoromethyl)pyridin-2-amine (CAS 1806008-95-6)
Recommended Standards
- 4-Chloro-1,5-naphthyridine-3-carbaldehyde (CAS 1454848-79-3)
- Quinazoline-2-carbonyl chloride (CAS 179753-68-5)
- 2-(5-Chlorobenzo[d]oxazol-7-yl)acetonitrile (CAS 1378447-16-5)
- Dimethyl 3-chloropent-2-enedioate (CAS 120461-65-6)
- (S)-2-(Boc-amino)-3-buten-1-ol (CAS 91103-37-6)
- 4-[4-(Ethylcarbamoyl)-3-fluorophenyl]phenol (CAS 1261894-26-1)
- 1-Cyclopropyl-2-(3-methoxyphenyl)ethanamine (CAS 1179177-79-7)
- 2-[(2,4-Dimethylphenyl)amino]-1,3-thiazole-4-carboxylic acid (CAS 1176779-79-5)
- (S)-2-Amino-3-hydroxypropane-1-sulfonic acid (CAS 16421-58-2)
- 8-Benzyl-2-oxo-8-azabicyclo[3.2.1]oct-3-ene-6-carbonitrile (CAS 863408-70-2)
- 4-(3,5-Dichlorophenyl)-1,2,3,6-tetrahydropyridine (CAS 1010073-30-9)
- 3-{[(2,6-dichlorophenyl)sulfanyl]methyl}benzoic acid (CAS 938339-45-8)
- 1-Benzyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole (CAS 1430753-39-1)
- D-Phe6-Tirzepatide (CAS CATO-CPTD788925)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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