(E)-4,4'-(Ethene-1,2-diyl)bis(N,N-diphenylaniline) CAS 202748-68-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 202748-68-3 |
| Molecular Formula | C38H30N2 |
| Molecular Weight | 514.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4,4'-(Ethene-1,2-diyl)bis(N,N-diphenylaniline) (CAS 202748-68-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C38H30N2. Molecular weight: 514.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C38H30N2 |
| Molecular Weight | 514.66 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 25.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 2 |
Related E Standards
- 4,4'-(Ethene-1,2-diyl)bis(N,N-diphenylaniline) (CAS 116942-09-7)
- 4,4’,4’’,4’’’-(Ethene-1,1,2,2-tetrayl)tetrabenzoic Acid (CAS 1351279-73-6)
- 5,5',5'',5'''-(Ethene-1,1,2,2-tetrayl)tetrakis(2-hydroxybenzaldehyde) (CAS 2036328-15-9)
- (Ethene-1,1,2,2-tetrayltetrakis(benzene-4,1-diyl))tetraboronic acid (CAS 1905395-21-2)
- (E)-5',5''''-(Ethene-1,2-diyl)bis(([1,1':3',1''-terphenyl]-4,4''-diamine)) (CAS 2361424-80-6)
- 4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetrakis(benzene-1,2-diol) (CAS 2248462-00-0)
- 6,6'-(Ethene-1,2-diyl)bis(3-isothiocyanatobenzenesulfonic acid) (CAS 53005-05-3)
- 4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetrabenzaldehyde (CAS 2170451-48-4)
Recommended Standards
- (4S,4'S)-2,2'-[2-Phenyl-1-(phenylmethyl)ethylidene]bis[4,5-dihydro-4-(phenylmethyl)oxazole] (CAS 583058-02-0)
- (S,R)-BisPh-pentabBox (CAS 875640-20-3)
- (4R,4'R)-2,2'-(1,3-Diphenylpropane-2,2-diyl)bis(4-benzyl-4,5-dihydrooxazole) (CAS 2279976-00-8)
- (4,8-Bis(5-((2-ethylhexyl)thio)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene-2,6-diyl)bis(trimethylstannane) (CAS 1613389-30-2)
- 3-Hydroxypyrrolidine-1-carboximidamide sulfate (CAS 1056471-60-3)
- N-Nitroso Apremilast (CAS CATO-C4X-1009118)
- 1,4-Diphenyl-1-butanone (CAS 5407-91-0)
- 5-Chloro-2-(methylthio)-4-(trifluoromethyl)pyrimidine (CAS 2089334-51-8)
- 2-[2-hydroxyethyl-[6-[(4-methoxyphenyl)methylamino]-9-propan-2-ylpurin-2-yl]amino]ethanol (CAS 199986-75-9)
- Serpent Peptide 2AcOH (CAS 823202-99-9(free base))
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