Di-(heptyl/nonyl/undecyl)-phthalate CAS 68515-42-4
| CAS No. | 68515-42-4 |
| Molecular Formula | - |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Di-(heptyl/nonyl/undecyl)-phthalate is supplied as a fully characterized reference material; its structural identity, assigned purity, and stability data are documented in the batch-specific Certificate of Analysis (COA).
CATO supplies Di-(heptyl/nonyl/undecyl)-phthalate (CAS 68515-42-4), a certified reference material (molecular formula N/A, MW N/A g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H4O4+2(CxH2x+1) |
| Molecular Weight | 178.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | Technical Grade |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
Related Di Standards
- Heptyl cinnamate (CAS 10032-08-3)
- N1-Heptyl-N3-methyl-1,3-propanediamine (CAS 1040690-40-1)
- N-Heptyl-N,N-dimethylheptan-1-aminium chloride (CAS 106128-47-6)
- 5-Heptyl-2-(4'-(pentyloxy)-[1,1'-biphenyl]-4-yl)pyrimidine (CAS 107215-52-1)
- 2-Heptyl-3-hydroxyquinolin-4(1H)-one (CAS 108985-27-9)
- 5-Heptyl-N-phenyl-1,3,4-thiadiazol-2-amine (CAS 111686-33-0)
- Heptyl Acetate (CAS 112-06-1)
- Heptyl formate (CAS 112-23-2)
Recommended Standards
- 2-(5-Chloro-2-thienyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160254-07-8)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(3,4-dichlorophenyl)propanoic acid (CAS 284492-13-3)
- Methyl 5-(2-(dibenzylamino)acetyl)-2-hydroxybenzoate (CAS 36270-04-9)
- Ethyl 8-oxobicyclo[3.2.1]Octane-3-carboxylate (CAS 1824111-74-1)
- Omadacycline Impurity 24 (CAS 488818-72-0)
- 2-((5-Amino-1,3,4-thiadiazol-2-yl)thio)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 839693-07-1)
- 2,7-Dimethylquinolin-5-amine (CAS 1378259-69-8)
- 2,6-Dimethylpiperidine-4-carboxylic acid (CAS 1330752-22-1)
- Ethyl 2-amino-2-(trifluoromethyl)pentanoate (CAS 1263376-64-2)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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