2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) CAS 94533-96-7
| CAS No. | 94533-96-7 |
| Molecular Formula | C20H14N4O2 |
| Molecular Weight | 342.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 342.35 g/mol gives 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) (CAS 94533-96-7), molecular formula C20H14N4O2 and molecular weight 342.35 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 342.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-6-amine) 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 | C20H14N4O2 |
| Molecular Weight | 342.35 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 4 |
Related Phenylene Standards
- 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-5-amine) (CAS 13752-53-9)
- 2,2'-(2-Methyl-1,3-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 849402-14-8)
- 1,1'-(1,4-Phenylene)bis(N-(4-methoxyphenyl)methanimine) (CAS 3525-51-7)
- 1,1-(1,4-Phenylene)diadamantane (CAS 10509-15-6)
- 1,4-Phenylene bis(4-aminobenzoate) (CAS 22095-98-3)
- 1,2-Phenylene bis(morpholine-4-carboxylate) (CAS 510734-16-4)
- 2,2'-(1,4-Phenylene)bis(3-phenylacrylonitrile) (CAS 13707-95-4)
- 5-Methyl-1,3-phenylene dibenzoate (CAS 104311-36-6)
Recommended Standards
- 2-(7-(p-Tolyl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidin-3-yl)phenol (CAS 901270-98-2)
- 2,5-Bis((R)-2-hydroxypropoxy)terephthalohydrazide (CAS 2260914-35-8)
- 2-(3,4-Dimethoxyphenethyl)-4-nitroisoindolin-1-one (CAS 900015-09-0)
- 2,5-Bis(2-methoxyethoxy)terephthalohydrazide (CAS 2408841-97-2)
- (22S)-22-Hydroxycholest-5-en-3β-yl Acetate (CAS 54604-57-8)
- 1-(4-Bromobutoxy)-2-phenylbenzene (CAS 53669-77-5)
- 1-(5-Bromo-2-pyridinyl)-2-ethylpiperidine (CAS 1220030-86-3)
- 6-chloro-5-methylpyridin-2-amine (CAS 442129-37-5)
- Phenethoxybenzene (CAS 40515-89-7)
- 4-Bromo-2-nitrobenzene-1-sulfonyl chloride (CAS 89465-98-5)
- Ethyl 4-amino-1-(methoxymethyl)-1H-pyrrole-2-carboxylate (CAS 164262-52-6)
- 5-Bromo-4-methyl-1H-1,2,3-triazole hydrochloride (CAS 1429056-33-6)
- 2,3-Difluorophenylacetonitrile (CAS 145689-34-5)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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