(E)-3-quinoxalin-2-ylprop-2-enoic acid CAS 754190-57-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 754190-57-3 |
| Molecular Formula | C11H18N2O2 |
| Molecular Weight | 210.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-3-quinoxalin-2-ylprop-2-enoic acid (CAS 754190-57-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H18N2O2. Molecular weight: 210.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H18N2O2 |
| Molecular Weight | 210.27 g/mol |
| Appearance | Off-white to pale 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
Related E Standards
- 1-(Quinoxalin-2-yl)-1H-pyrazol-4-amine (CAS 1249727-22-7)
- 5-(Quinoxalin-6-yl)-1H-pyrazol-3-amine (CAS 1346850-80-3)
- N-(Quinoxalin-6-yl)butyramide (CAS 941282-02-6)
- N-(Quinoxalin-6-ylmethyl)butan-1-amine (CAS 488834-74-8)
- 4-(Quinoxalin-2-yl)butanoic acid (CAS 28742-99-6)
- Ethyl 2-(quinoxalin-6-yl)acetate (CAS 473895-87-3)
- 2-(Quinoxalin-2-yloxy)acetic acid (CAS 439106-64-6)
- 2-(Quinoxalin-6-yloxy)acetic acid (CAS 443292-90-8)
Recommended Standards
- (E)-2,2'-(Ethene-1,2-diyl)dianiline (CAS 28096-87-9)
- (E)-4,4'-(Ethene-1,2-diyl)dianiline (CAS 7314-06-9)
- (E)-2-(But-2-enoyl)-1-ethyl-5,5-dimethylpyrazolidin-3-one (CAS 365456-23-1)
- S-Metolachlor CGA 37735 (CAS 97055-05-5)
- 2',3,3',4,5',6'-Hexahydrospiro[benzo[b][1,4]oxazine-2,4'-pyran] (CAS 2126935-75-7)
- Voriconazole Impurity 78 (CAS 351042-08-5)
- (R)-1-(3-(trifluoromethyl)phenyl)pentan-1-amine (CAS 1213482-69-9)
- 2-Amino-5-chloro-3-iodobenzoic acid (CAS 64724-23-8)
- N-(3-(2-acetamidoethoxy)phenyl)acetamide (CAS 1020241-61-5)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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