4-((3-Chlorobenzyl)oxy)-3-ethoxybenzoic acid CAS 938375-43-0
| CAS No. | 938375-43-0 |
| Molecular Formula | C16H15ClO4 |
| Molecular Weight | 306.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-((3-Chlorobenzyl)oxy)-3-ethoxybenzoic 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.
4-((3-Chlorobenzyl)oxy)-3-ethoxybenzoic acid (CAS 938375-43-0), molecular formula C16H15ClO4 and molecular weight 306.74 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-((3-Chlorobenzyl)oxy)-3-ethoxybenzoic acid (C16H15ClO4) contains a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 306.74 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H15ClO4 |
| Molecular Weight | 306.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
Related Chlorobenzyl Standards
- 4-((2-Chlorobenzyl)oxy)-3-ethoxybenzoic acid (CAS 872197-26-7)
- 4-((4-Chlorobenzyl)oxy)-3-ethoxybenzoic acid (CAS 401827-45-0)
- N-({[(4-Chlorobenzyl)oxy]imino}methyl)-2-cyano-3-(dimethylamino)acrylamide (CAS 339029-41-3)
- 3-(4-Chlorobenzyl)-1-(2-(dimethylamino)ethyl)-4-hydroxypyridin-2(1H)-one (CAS 477846-48-3)
- 3-(4-Chlorobenzyl)-4-(4-chlorophenyl)butan-2-one (CAS 478257-61-3)
- 3-((2-Chlorobenzyl)thio)-2H-benzo[b][1,4]thiazine (CAS 477868-77-2)
- 4-((2-Chlorobenzyl)thio)-6-(pyrrolidin-1-yl)pyrimidine (CAS 1172764-03-2)
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Recommended Standards
- 3-(3-Chloro-4-fluorophenyl)-2-mercaptoquinazolin-4(3h)-one (CAS 661477-74-3)
- 4-(Benzyloxy)-3-chloro-5-ethoxybenzoic acid (CAS 693798-28-6)
- 3-((4-Chlorophenoxy)methyl)-4-methoxybenzohydrazide (CAS 438221-68-2)
- 5-Chloro-2-(naphthalen-2-yl)-1H-indene-1,3(2H)-dione (CAS 33121-92-5)
- N-Methyl-2-(4-methylthiazol-5-yl)ethan-1-amine dihydrochloride (CAS 1279219-48-5)
- 6-Bromo-3-(trifluoromethyl)imidazo[1,5-a]pyridine-1-carboxylic acid (CAS 1781028-04-3)
- 3-Fluoro-N-(1,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)benzamide (CAS 508230-01-1)
- (E)-2-(cyclohexylthio)-5-nitrobenzaldehyde O-(4-chlorobenzoyl) oxime (CAS 331461-98-4)
- Carbonic acid compd. with N-(4-fluorophenyl)guanidine (1:2) (CAS 925921-40-0)
- 1-(Thiophen-3-yl)hexan-1-amine (CAS 1250162-20-9)
- (E)-1-(4-(tert-butyl)benzyl)-2-(2-chlorostyryl)-1H-benzo[d]imidazole (CAS 338772-11-5)
- Dichloro[(dimethylsilylene)bis[(1,2,3,3a,9b-η)-2-methyl-3H-benz[e]inden-3-ylidene]]zirconium (CAS 161442-55-3)
- N-(4-methylbenzyl)piperidine-2-carboxamide (CAS 189069-87-2)
- Peptide 6A (H-6905.0005) (CAS 73549-32-3)
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