3-Chloro-6-fluoro-2-methoxybenzoic acid CAS 1781848-13-2
| CAS No. | 1781848-13-2 |
| Molecular Formula | C8H6ClFO3 |
| Molecular Weight | 204.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Chloro-6-fluoro-2-methoxybenzoic acid (CAS 1781848-13-2), a certified reference material (molecular formula C8H6ClFO3, MW 204.58 g/mol) for analytical method development and quality control.
Structurally, 3-Chloro-6-fluoro-2-methoxybenzoic acid (C8H6ClFO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 204.58 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), 3-Chloro-6-fluoro-2-methoxybenzoic acid 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 | C8H6ClFO3 |
| Molecular Weight | 204.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 2-Chloro-4-fluoro-3-methoxybenzoic acid (CAS 1055968-55-2)
- 4-Chloro-2-fluoro-6-methoxybenzoic acid (CAS 1082042-25-8)
- 4-Chloro-2-fluoro-3-methoxybenzoic acid (CAS 1169870-80-7)
- 2-(2-Chloro-3-fluorophenyl)-2-hydroxyacetic acid (CAS 1214345-50-2)
- 4-Chloro-2-fluoromandelic Acid (CAS 1214345-56-8)
- 2-(5-Chloro-2-fluorophenyl)-2-hydroxyacetic acid (CAS 1214345-65-9)
- 2-(4-Chloro-3-fluorophenyl)-2-hydroxyacetic acid (CAS 1214376-99-4)
- 2-(3-Chloro-4-fluorophenyl)-2-hydroxyacetic acid (CAS 1214377-83-9)
Recommended Standards
- 2-(6-Chloro-3-fluoro-2-hydroxyphenyl)acetic acid (CAS 1779820-55-1)
- 5-Chloro-2-fluoro-3-methoxybenzoic acid (CAS 1782566-59-9)
- 2-(2-Chloro-6-fluorophenyl)-2-hydroxyacetic acid (CAS 162891-15-8)
- 3-Chloro-4-fluoro-2-methoxybenzoic acid (CAS 1782833-93-5)
- Methyl 2-amino-2-(3-fluorobicyclo[1.1.1]Pentan-1-yl)acetate hydrochloride (CAS 2103602-40-8)
- (3,5-Difluoro-2-propoxyphenyl)(methyl)sulfane (CAS 1379369-42-2)
- 3-(3,5-Dimethoxyphenyl)-5-(((6-(4-ethoxyphenyl)pyridazin-3-yl)thio)methyl)-1,2,4-oxadiazole (CAS 1111290-68-6)
- 2-Amino-3-chlorobenzoic Acid (CAS 6388-47-2)
- 6-Amino-[2,4'-bipyridine]-5-carboxylic acid (CAS 1707392-39-9)
- (E)-2,4-dimethylbenzaldehyde oxime (CAS 141304-07-6)
- Orforglipron Impurity 55 (CAS 2212021-93-5)
- N-(4-Butylphenyl)-3-(5-(2-chlorophenyl)furan-2-yl)acrylamide (CAS 853348-22-8)
- (R)-3-(Benzyloxy)-2-methylpropan-1-ol (CAS 63930-49-4)
- CGMP Dependent Kinase Inhibitor Peptide (CAS 82801-73-8)
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