2-Chloro-4-methyl-1-(prop-2-yn-1-yloxy)benzene CAS 1251286-38-0
| CAS No. | 1251286-38-0 |
| Molecular Formula | C10H9ClO |
| Molecular Weight | 180.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Chloro-4-methyl-1-(prop-2-yn-1-yloxy)benzene (CAS 1251286-38-0), a certified reference material (molecular formula C10H9ClO, MW 180.63 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H9ClO, 2-Chloro-4-methyl-1-(prop-2-yn-1-yloxy)benzene contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 180.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-Chloro-4-methyl-1-(prop-2-yn-1-yloxy)benzene 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 | C10H9ClO |
| Molecular Weight | 180.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1990 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 7-Chloro-4-methyl-1H-indol-5-amine (CAS 1003858-72-7)
- 5-Chloro-4-methyl-2,3-dihydro-1H-inden-1-one (CAS 1008-13-5)
- 3-Chloro-3-phenethyl-3H-diazirine (CAS 104678-37-7)
- 2-Chloro-6-ethyl-5-methylnicotinonitrile (CAS 108244-43-5)
- 2-Chloro-6-isopropylpyridine-3-carbonitrile (CAS 108244-44-6)
- 3-(3-Chloro-2-methylphenyl)prop-2-yn-1-ol (CAS 1093172-97-4)
- 2-Chloro-4,5-dimethyl-1H-benzimidazole (CAS 1093231-04-9)
- 2-Chloro-4-(ethylamino)benzonitrile (CAS 1097793-74-2)
Recommended Standards
- 5-Chloro-2-(dimethylamino)benzonitrile (CAS 1247922-38-8)
- 5-Chloro-2-(pent-4-yn-1-yl)pyrimidine (CAS 126215-85-8)
- [2-(4-chlorophenyl)ethyl](cyano)amine (CAS 1247372-60-6)
- (R)-2-(4-Chlorophenyl)-2,3-dihydrofuran (CAS 131543-56-1)
- (2S,4S)-4-(4-Acetylphenoxy)-1-(tert-butoxy-carbonyl)-2-pyrrolidinecarboxylic acid (CAS 1266111-75-4)
- Ethyl 3-formyl-1H-indole-5-carboxylate (CAS 467458-46-4)
- Sacubitril-d4 (CAS 1884269-07-1)
- 2-((2-Chlorobenzyl)sulfinyl)-N-methyl-N-phenylacetamide (CAS 339108-25-7)
- 5-Iodoisothiazole (CAS 49602-30-4)
- 1-(4-Bromo-3-methoxyphenyl)-2,2,2-trifluoroethan-1-ol (CAS 2228287-45-2)
- 5-(Trifluoromethyl)pyridazine-3-methanamine (CAS 2167139-07-1)
- N-allyl-1-benzylpyrrolidin-3-amine (CAS 1039980-58-9)
- 3-(1,3-Dioxolan-2-yl)-6-methyl-1H-indole (CAS 773088-56-5)
- D-Val23-Tirzepatide (CAS CATO-CPTD788911)
Why CATO?
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