4-Chloro-2-ethoxyphenol CAS 18113-10-5
| CAS No. | 18113-10-5 |
| Molecular Formula | C8H9ClO2 |
| Molecular Weight | 172.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Chloro-2-ethoxyphenol.
CATO supplies 4-Chloro-2-ethoxyphenol (CAS 18113-10-5), a certified reference material (molecular formula C8H9ClO2, MW 172.61 g/mol) for analytical method development and quality control.
Structurally, 4-Chloro-2-ethoxyphenol (C8H9ClO2) 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 172.61 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4-Chloro-2-ethoxyphenol 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 | C8H9ClO2 |
| Molecular Weight | 172.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1962 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- (5-Chloro-1,3-phenylene)dimethanol (CAS 1000342-26-6)
- 1-(4-Chloro-1-ethyl-1h-pyrazol-3-yl)ethan-1-one (CAS 1006434-27-0)
- 1-(4-Chloro-1-ethyl-1h-pyrazol-5-yl)ethan-1-one (CAS 1006482-81-0)
- 2-Chloro-5-methoxybenzyl alcohol (CAS 101252-66-8)
- (4-Chloro-3,5-dimethyl-1H-pyrazol-1-yl)-acetaldehyde (CAS 1015939-58-8)
- 2-Chloro-6-isopropoxypyrazine (CAS 1016698-79-5)
- 4-Chloro-6-methoxy-2,5-dimethylpyrimidine (CAS 102074-10-2)
- (2-Chloro-6-methoxyphenyl)methanol (CAS 1038726-89-4)
Recommended Standards
- (6-Chloro-2-methoxypyridin-3-yl)methanamine (CAS 1784544-06-4)
- 2-Chloro-4-methoxy-6-methylphenol (CAS 1824155-21-6)
- (4-Chloro-3-Methoxy-phenyl)-hydrazine (CAS 178423-72-8)
- 3-chloro-5-ethoxyphenol (CAS 1881331-56-1)
- 1,5-Bis(octadecylamino)anthracene-9,10-dione (CAS 34372-39-9)
- (1-Amino-1H-benzo[d]imidazol-2-yl)methanol (CAS 156576-15-7)
- 3-Chloro-n-(2-fluoro-5-nitrophenyl)propanamide (CAS 710295-56-0)
- (R)-2-Amino-2-(thiazol-2-yl)ethanol (CAS 1344478-37-0)
- N-(furan-2-ylmethyl)-2,3-dimethylcyclohexan-1-amine (CAS 1132675-33-2)
- 2-(4-Iodophenoxy)aniline (CAS 860677-85-6)
- Furo[2,3-c]pyridin-7-amine (CAS 1140240-20-5)
- Methyl 4-(2-chlorophenyl)-1-methylpyrrolidine-3-carboxylate (CAS 1706434-53-8)
- L-Noradrenaline (CAS 51-41-2)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com