Ethanaminium, 2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-N,N,N-trimethyl-, chloride CAS 25198-22-5
| CAS No. | 25198-22-5 |
| Molecular Formula | C19H25ClN5O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethanaminium, 2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-N,N,N-trimethyl-, chloride.
Ethanaminium, 2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-N,N,N-trimethyl-, chloride (CAS 25198-22-5), molecular formula C19H25ClN5O2Cl and molecular weight 426.34 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ethanaminium, 2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-N,N,N-trimethyl-, chloride (C19H25ClN5O2Cl) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 426.34 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Ethanaminium, 2-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]ethylamino]-N,N,N-trimethyl-, chloride 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 | C19H25ClN5O2 Cl |
| Molecular Weight | 426.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Ethanaminium Standards
- Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]-, methyl sulfate (1:1), polymer with 2-propenamide (CAS 26006-22-4)
- Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]-, methyl sulfate (1:1), homopolymer (CAS 27103-90-8)
- Ethanaminium, N,N-bis(2-hydroxyethyl)-N-methyl-2-[(1-oxooctadecyl)oxy]-, methyl sulfate (CAS 28706-44-7)
- Ethanaminium, N-ethyl-N,N-dimethyl-, chloride (CAS 29508-45-0)
- Ethanaminium, N,N,N-trimethyl-, hydroxide (CAS 30382-83-3)
- Ethanaminium, N-ethyl-N,N-dimethyl-2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]-, ethyl sulfate , polymer with 2-propenamide (CAS 55216-72-3)
- Ethanaminium, N,N,N-triethyl-, (T-4)-tetrachlorocobaltate(2-) (2:1) (CAS 6667-75-0)
- Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]-, methyl sulfate , polymer with ethenyl acetate (CAS 67785-55-1)
Recommended Standards
- 2,4,6-Trichloro-n-methylbenzenesulfonamide (CAS 101084-09-7)
- 4-Hydroxynaphthalen-1-yl 2-methylbenzoate (CAS 2211-28-1)
- Methyl ((S)-3-methyl-1-oxo-1-((S)-2-(5-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1H-imidazol-2-yl)pyrrolidin-1-yl)butan-2-yl)carbamate (CAS 1228553-33-0)
- 2-Carbamoyl-3-cyclopropoxybenzoic acid (CAS 1243467-90-4)
- 2-Propenoic acid, polymer with ethyl 2-propenoate and N-(hydroxymethyl)-2-propenamide (CAS 25852-42-0)
- Benzyl (<I>S</I>)-(+)-glycidyl ether (CAS 16495-13-9)
- Naphtho[2,1-d]thiazol-2-ylamine (CAS 1203-55-0)
- 3-Amino-3-(thiophen-3-yl)propanamide (CAS 771520-86-6)
- 2-(3-Methoxypropoxy)-N-methyl-1-ethanamine (CAS 883545-98-0)
- Tau Peptide (379-408) trifluoroacetate salt (CAS 1246357-53-8)
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