2-Carboethoxy-4-methoxybenzophenone CAS 51432-00-9
| CAS No. | 51432-00-9 |
| Molecular Formula | C17H16O4 |
| Molecular Weight | 284.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-Carboethoxy-4-methoxybenzophenone (CAS 51432-00-9), molecular formula C17H16O4 and molecular weight 284.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Carboethoxy-4-methoxybenzophenone (C17H16O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 284.31 g/mol, it falls into the medium-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.
As a certified reference material (CRM), 2-Carboethoxy-4-methoxybenzophenone 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 | C17H16O4 |
| Molecular Weight | 284.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
Related Carboethoxy Standards
- 2-Carboethoxy-3-methoxybenzophenone (CAS 750633-61-5)
- 4-Carboethoxy-4-methoxybenzophenone (CAS 67205-87-2)
- 705279-41-0 4-Carboethoxy-3'-methoxybenzophenone MFCD01311549 (CAS 705279-41-0)
- 2-Carboethoxy-3-(2-methylphenyl)propiophenone (CAS 898789-28-1)
- 2-Carboethoxy-3-(3-methylphenyl)propiophenone (CAS 898790-49-3)
- 3-Carboethoxy-3-(2-methylphenyl)propiophenone (CAS 898789-30-5)
- 3-Carboethoxy-3-(3-methylphenyl)propiophenone (CAS 898790-51-7)
- 4-Carboethoxy-3-(2-methylphenyl)propiophenone (CAS 898789-32-7)
Recommended Standards
- 2-Ethoxy-4-formylphenyl 3-methylbenzoate (CAS 443647-58-3)
- 2-Amino-4-(cyclohex-3-en-1-yl)-7-methyl-5-oxo-4H,5H-pyrano[3,2-c]pyran-3-carbonitrile (CAS 674804-43-4)
- 2-Ethoxy-4-formylphenyl 4-methylbenzoate (CAS 331002-74-5)
- 2-Acetoxy-4-ethoxybenzophenone (CAS 890098-52-9)
- 4-Chloro-3-fluorostyrene (CAS 1263414-46-5)
- 2-Chloro-4-iodo-6-methylbenzenamine (CAS 156746-77-9)
- 5-Bromo-7-nitroindoline (CAS 80166-90-1)
- 3-(1-Fluorocyclobutyl)propan-1-ol (CAS 1584139-27-4)
- (E)-3-(1-ethyl-5-methyl-1H-pyrazol-4-yl)acrylic acid (CAS 512809-25-5)
- 6-(Furan-2-yl)pyridazin-3(2H)-one (CAS 38530-07-3)
- 8-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 850896-45-6)
- 3-Phenylpropiolonitrile (CAS 935-02-4)
- 5-Chloroquinolin-2(1H)-one (CAS 23981-22-8)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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