4-Methylindole-3-acetic Acid CAS 52531-22-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 52531-22-3 |
| Molecular Formula | C11H11NO2 |
| Molecular Weight | 189.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methylindole-3-acetic Acid (CAS 52531-22-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H11NO2. Molecular weight: 189.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H11NO2 |
| Molecular Weight | 189.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 1 |
Related Methylindole Standards
- Methyl 1-Methylindole-6-carboxylate (CAS 1204-32-6)
- Methyl 4-Methylindole-2-carboxylate (CAS 136831-13-5)
- Methyl 6-Methylindole-3-carboxylate (CAS 163083-65-6)
- Methyl 7-Methylindole-2-carboxylate (CAS 16732-82-4)
- Methyl 7-Methylindole-5-carboxylate (CAS 180624-25-3)
- Methyl 6-Methylindole-2-carboxylate (CAS 18377-65-6)
- Methyl 2-Methylindole-6-carboxylate (CAS 184150-96-7)
- 5-Methylindole-3-acetic Acid (CAS 1912-47-6)
Recommended Standards
- 4-methyl-7-(methylamino)-2H-chromen-2-one (CAS 40568-08-9)
- 5-(2,4-dimethylphenyl)-1,3,4-oxadiazol-2-amine (CAS 902137-22-8)
- 4-Methyl-2-(o-tolyl)oxazol-5(4H)-one (CAS 958029-51-1)
- 3-Methyl-5-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxylic acid (CAS 220652-98-2)
- 2-(2,6-Difluorophenyl)-2-(methylamino)ethan-1-ol (CAS 1183234-08-3)
- 1-[(3-Nitrophenyl)methyl]-2-(trifluoromethyl)-1H-1,3-benzodiazole (CAS 478030-52-3)
- 3-Bromo-6-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyridine (CAS 1356087-51-8)
- (1R,9S)-5-chloro-1,6,8-triazatricyclo[7.2.1.0²⁷]dodeca-2,4,6-triene (CAS 1638603-72-1)
- rel-tert-Butyl ((3R,5R)-5-(hydroxymethyl)pyrrolidin-3-yl)carbamate hydrochloride (CAS 1217680-19-7)
- Semaglutide Impurity 162 (x TFA Salt) (CAS CATO-C4X-2226162)
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