(2-Chloro-3,4-dimethoxyphenyl)methanol CAS 93983-13-2
| CAS No. | 93983-13-2 |
| Molecular Formula | C9H11ClO3 |
| Molecular Weight | 202.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (2-Chloro-3,4-dimethoxyphenyl)methanol is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(2-Chloro-3,4-dimethoxyphenyl)methanol (CAS 93983-13-2), molecular formula C9H11ClO3 and molecular weight 202.63 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (2-Chloro-3,4-dimethoxyphenyl)methanol (C9H11ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 202.63 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.
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-3,4-dimethoxyphenyl)methanol 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 | C9H11ClO3 |
| Molecular Weight | 202.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 1-Chloro-4-(cyclopropyldifluoromethyl)benzene (CAS 1204296-10-5)
- 2-Chloro-1,3-difluoro-5-(2-methylallyl)benzene (CAS 1256470-65-1)
- (4-Chloro-2,5-dimethoxyphenyl)methanol (CAS 1394837-77-4)
- 4-CHloro-3-(2-methoxyethoxy)phenol (CAS 1394968-35-4)
- 3-Chloro-5-(2-methoxyethoxy)phenol (CAS 1394974-97-0)
- 2-Chloro-1,3,4-trimethoxybenzene (CAS 140665-34-5)
- (3-Chloro-4,5-dimethoxyphenyl)methanol (CAS 18268-78-5)
- 2-Chloro-5-(2-methoxyethoxy)phenol (CAS 1881291-29-7)
Recommended Standards
- 6-Chloro-4-hydroxycoumarin (CAS 19484-57-2)
- (2-Chloro-3,5-dimethoxyphenyl)methanol (CAS 5859-84-7)
- 2-chloro-4-(2-methoxyethoxy)phenol (CAS 1881327-97-4)
- (2-Chloro-4,5-dimethoxyphenyl)methanol (CAS 20624-89-9)
- 3-Fluoro-5-(trifluoromethoxy)benzyl bromide (CAS 86256-51-1)
- ethyl N-[2-(aminomethyl)-1-(4-methoxyphenyl)-3-methylbutyl]carbamate (CAS 1808568-99-1)
- (S)-2-Amino-2-(2,3-dimethoxyphenyl)acetic acid (CAS 1228565-71-6)
- 3-Chloro-6-(oxetan-3-yloxy)pyridazine (CAS 1601827-79-5)
- 4-Amino-N-(3-chlorophenyl)benzamide (CAS 888-80-2)
- 4-Chloro-2-fluoro-5-iodopyridine (CAS 1184914-20-2)
- 5-Chloro-4-(((2,5-dichlorophenyl)thio)methyl)-1-methyl-3-((p-tolylthio)methyl)-1H-pyrazole (CAS 318248-68-9)
- Methyl 2-fluoro-6-iodo-3-(trifluoromethyl)benzoate (CAS 2092179-46-7)
- N2-t-Boc-N6-(biotinamido-6-N-caproylamido)lysine, 97% (CAS 102910-26-9)
- Semaglutide impurity 27 (CAS CATO-C4X-222627)
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