2,5-Bis[2-(2-methoxyethoxy)ethoxy]terephthalaldehyde CAS 1628897-24-4
| CAS No. | 1628897-24-4 |
| Molecular Formula | C18H26O8 |
| Molecular Weight | 370.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H26O8, 2,5-Bis[2-(2-methoxyethoxy)ethoxy]terephthalaldehyde contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 370.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 2,5-Bis[2-(2-methoxyethoxy)ethoxy]terephthalaldehyde (CAS 1628897-24-4), a certified reference material (molecular formula C18H26O8, MW 370.39 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2,5-Bis[2-(2-methoxyethoxy)ethoxy]terephthalaldehyde under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H26O8 |
| Molecular Weight | 370.39 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Bis Standards
- 1,2-Bis(5-(2-methoxyethoxy)pyrimidin-2-yl)disulfane (CAS 28246-06-2)
- 1-(2-Methoxyethoxy)-8-((2-methoxyethyl)thio)anthracene-9,10-dione (CAS 833489-93-3)
- 6-((2-Methoxyethoxy)methyl)-3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-a]phthalazine (CAS 98124-13-1)
- 3-(3-((2-Methoxyethoxy)carbonyl)ureido)phenylboronic acid pinacol ester (CAS 2490665-94-4)
- 4-(3-((2-mEthoxyethoxy)carbonyl)ureido)phenylboronic acid pinacol ester (CAS 2484920-06-9)
- N-[3-(2-Methoxyethoxy)propyl]-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 2490665-99-9)
- 2-(4-(2-(2-(2-MEthoxyethoxy)ethoxy)ethoxy)phenyl)-5-phenyloxazole (CAS 1433996-98-5)
- 3-[4-[3-(2-methoxyethoxy)prop-1-ynyl]-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (CAS 2408797-39-5)
Recommended Standards
- tert-Butyl 5-(Benzyloxycarbonylamino)-3,3-difluoropiperidine-1-carboxylate (CAS 1356338-58-3)
- 2-Methyl-4-[4-(5-methylthiophene-2-carbonyl)piperazin-1-yl]-6-(trifluoromethyl)pyrimidine (CAS 1775473-14-7)
- 4-Hydroxypropofol-4-O-b-D-glucuronide (CAS 115005-78-2)
- 4,6-Dibromo-2,3-difluorobenzene-1-sulfonyl chloride (CAS 1806347-25-0)
- 5,6-dichloro-2,3-dihydro-1H-isoindol-1-one (CAS 110568-67-7)
- 5166-53-0 3-Hexen-2-one, 5-methyl- 5-Methylhex-3-en-2-one 3-01-00-03005 (Beilstein Handbook Reference) AI3-22171 BRN 1720101 EINECS 225-950-5 FEMA No. 3409 5-Methyl-3-hexen-2-one 2-Oxo-5-methylhex-3-ene (CAS 5166-53-0)
- 3-amino-1-chloro-4-phenylbutan-2-one (CAS 25487-25-6)
- 3-(1-Methylpyrrolidin-2-yl)morpholine (CAS 1536401-69-0)
- Mecoprop-2,4,4-Trimethylpentyl Ester (CAS 217487-13-3)
- Butyl 4-(2-chloropropanamido)benzoate (CAS 902267-09-8)
- (SP-4-2)-[1,1′-(1,2-Ethanediyl)bis[1,1-diphenylphosphine-κP]]diiodonickel (CAS 15629-91-1)
- 5-Amino-4-bromoimidazole (CAS 72852-02-9)
- 8-Bromo-6-methylimidazo[1,2-a]pyrazine (CAS 1025976-69-5)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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