4,4'-Methylenebis(N,N-diethylaniline) CAS 135-91-1
Purity >95%In StockPharmaceutical Standards
| CAS No. | 135-91-1 |
| Molecular Formula | C21H30N2 |
| Molecular Weight | 310.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Methylenebis(N,N-diethylaniline) (CAS 135-91-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H30N2. Molecular weight: 310.48 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H30N2 |
| Molecular Weight | 310.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1957 |
| Nitrogen Atoms | 2 |
Related Methylenebis Standards
- 4,4'-Methylenebis(2-Isopropyl-6-Methyllaniline) (CAS 16298-38-7)
- 4,4'-Methylenebis(N-(sec-butyl)aniline) (CAS 5285-60-9)
- 6,6'-Methylenebis(1H-benzo[d]imidazole-2-thiol) (CAS 345991-03-9)
- (Methylenebis(1H-benzo[d]imidazole-6,2-diyl))dimethanol (CAS 294656-32-9)
- 2,2′-Methylenebis[4,5-dihydro-4-phenyloxazole] (CAS 233276-14-7)
- 1,1'-Methylenebis(indoline-2,3-dione) (CAS 54790-42-0)
- 5,5’-Methylenebis(2-hydroxy-3-methylbenzoic Acid) (CAS 2581-36-4)
- 4,4'-(Methylenebis(1,3-dioxolane-2,4-diyl))bis(butan-1-ol) (CAS 5570-66-1)
Recommended Standards
- 2-(3-(((Tert-butyldimethylsilyl)oxy)methyl)pyrrolidin-1-yl)-6-fluoropyridine (CAS 1228666-47-4)
- (S)-Methoprene (CAS 65733-16-6)
- Methoprene (CAS 40596-69-8)
- 2-(4-Amino-3-fluorophenyl)acetic acid (CAS 503315-77-3)
- 2-(4-Chloro-3-methylphenyl)butan-2-ol (CAS 1378859-77-8)
- 3,4-Dinitrobenzonitrile (CAS 4248-33-3)
- Haloperidol EP Impurity F (CAS 1391052-67-7)
- 6-Chloro-2-(trifluoromethyl)benzo[d]thiazole (CAS 679396-59-9)
- 8-(Pyrimidin-2-yl)-N-(p-tolyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide (CAS 338761-44-7)
- Semaglutide Impurity 185 (CAS CATO-C4X-2226185)
Why CATO?
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