Mono(2-ethylhexyl) Terephthalate CAS 155603-50-2
| CAS No. | 155603-50-2 |
| Molecular Formula | C16H22O4 |
| Molecular Weight | 278.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 278.34 g/mol gives Mono(2-ethylhexyl) Terephthalate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Mono(2-ethylhexyl) Terephthalate (CAS 155603-50-2) is a high-purity analytical reference standard with the molecular formula C16H22O4 and a molecular weight of 278.34 g/mol.
Structurally, Mono(2-ethylhexyl) Terephthalate (C16H22O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 278.34 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Mono(2-ethylhexyl) Terephthalate 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 | C16H22O4 |
| Molecular Weight | 278.34 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
Related Mono Standards
- Mono-(2-Ethyl-5-hydroxyhexyl)-Adipate-d4 (CAS CATO-CCHM706085)
- Mono(2-ethyl-5-oxohexyl) Adipate-13C6 (CAS CATO-CCHM706084)
- Mono-2-(methacryloyloxy)ethyl phthalate(stabilizedwithMEHQ) (CAS 27697-00-3)
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- Mono(3- carboxy- 2- ethylpropyl) Phthalate (CAS 40322-01-8)
- Mono-(2-Ethyl-5-hydroxyhexyl)-Adipate-13C6 (CAS CATO-CCHM706086)
- Mono(2-ethyl-5-oxohexyl) Adipate-d4 (CAS CATO-CCHM706083)
- MONO-(2-ETHYL-5-HYDROXYHEXYL)ADIPATE (CAS 134998-71-3)
Recommended Standards
- Diisobutyl terephthalate (CAS 18699-48-4)
- Phthalic Acid, Mono-2-Ethylhexyl Ester (CAS 4376-20-9)
- Phthalic Acid, Bis-Iso-Butyl Ester (CAS 84-69-5)
- Monooctyl Phthalate (CAS 5393-19-1)
- 3-Morpholin-4-yl-thiochromen-4-one (CAS 895796-81-3)
- 915922-96-2 4-Chloro-5,6-dimethyl-2-(pyrrolidin-1-yl)pyrimidine DTXSID40650902 (CAS 915922-96-2)
- 4-(1-Aminocyclopropyl)benzoic acid (CAS 1014743-82-8)
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- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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