Phthalic Acid Bis(3,7-dimethyloctyl) Ester-d4 CAS 1398065-81-0
| CAS No. | 1398065-81-0 |
| Molecular Formula | - |
| Molecular Weight | 450.69 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.
Phthalic Acid Bis(3,7-dimethyloctyl) Ester-d4 (CAS 1398065-81-0), molecular formula C28H42D4O4 and molecular weight 450.69 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C28H42D4O4, Phthalic Acid Bis(3,7-dimethyloctyl) Ester-d4 contains deuterium isotope labeling, a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 450.69 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 manufactures Phthalic Acid Bis(3,7-dimethyloctyl) Ester-d4 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 | C28H42D4O4 |
| Molecular Weight | 450.69 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Phthalic Standards
- Phthalic Acid Bis(3,7-dimethyloctyl) Ester (CAS 316808-86-3)
- Phthalic acid, bis-8-methylnonyl ester (CAS 89-16-7)
- Phthalic Acid, Bis-Isodecyl Ester (CAS 26761-40-0)
- Phthalic acid, bis-7-methyloctyl ester (CAS 20548-62-3)
- Phthalic acid, bis-2-methyloctyl ester (CAS 70857-56-6)
- Phthalic acid, octyldecyl ester (CAS 119-07-3)
- Phthalic Acid, Bis-Isononyl Ester (CAS 68515-48-0)
- Phthalic acid, bis[2-(2-ethoxyethoxy)ethyl] ester (CAS 117-85-1)
Recommended Standards
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- 6-Deoxocastasterone (CAS 87833-54-3)
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- 1,2,3,4-Tetrahydro-1-oxoquinolizinium bromide (CAS 5520-39-8)
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- 3-chloro-3-methyl-azetidine;hydrochloride (CAS 24083-69-0)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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