Methyl 2-amino-4-(4-isobutylphenyl)thiophene-3-carboxylate CAS 350990-40-8
| CAS No. | 350990-40-8 |
| Molecular Formula | C16H19NO2S |
| Molecular Weight | 289.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies Methyl 2-amino-4-(4-isobutylphenyl)thiophene-3-carboxylate (CAS 350990-40-8), a certified reference material (molecular formula C16H19NO2S, MW 289.39 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, Methyl 2-amino-4-(4-isobutylphenyl)thiophene-3-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 289.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), Methyl 2-amino-4-(4-isobutylphenyl)thiophene-3-carboxylate 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 | C16H19NO2S |
| Molecular Weight | 289.39 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Ethyl 2-amino-4-(2,5-dimethylphenyl)-5-methylthiophene-3-carboxylate (CAS 350990-31-7)
- Ethyl 2-amino-4-(3,4,5-trimethylphenyl)thiophene-3-carboxylate (CAS 379250-77-8)
- Ethyl 2-amino-4-(3,4-dimethylphenyl)-5-methylthiophene-3-carboxylate (CAS 438220-53-2)
- Ethyl 2-amino-4-(4-isopropylphenyl)thiophene-3-carboxylate (CAS 315683-17-1)
- Ethyl 2-amino-4-(4-propylphenyl)thiophene-3-carboxylate (CAS 350990-43-1)
- Methyl 2-amino-4-(4-(sec-butyl)phenyl)thiophene-3-carboxylate (CAS 350990-15-7)
- Methyl 2-amino-4-(4-(tert-butyl)phenyl)thiophene-3-carboxylate (CAS 350989-95-6)
- Methyl 2-amino-4-(4-butylphenyl)thiophene-3-carboxylate (CAS 350990-34-0)
Recommended Standards
- Methyl 2-amino-4-(4-isopropylphenyl)-5-methylthiophene-3-carboxylate (CAS 350990-04-4)
- Methyl 2-amino-5-methyl-4-(4-propylphenyl)-thiophene-3-carboxylate (CAS 350990-02-2)
- Methyl 3-amino-5-(4-isobutylphenyl)thiophene-2-carboxylate (CAS 208944-55-2)
- methyl 1-(4-methylbenzenesulfonyl)pyrrolidine-2-carboxylate (CAS 388615-74-5)
- 2-((4-(2-Methoxyphenyl)-6-(trifluoromethyl)pyrimidin-2-yl)oxy)ethan-1-amine (CAS 1160246-46-7)
- 4-Chloro-N-[(4E)-2-oxo-3-phenyl-1,2,3,4-tetrahydroquinazolin-4-ylidene]benzene-1-sulfonamide (CAS 478044-04-1)
- Isochandalone (CAS 121747-90-8)
- N,N'-(((5-Methyl-2-oxocyclohexane-1,3-diylidene)bis(methanylylidene))bis(4,1-phenylene))diacetamide (CAS 67939-84-8)
- (5-((4-Ethylpiperazin-1-yl)sulfonyl)-2-methylphenyl)boronic acid (CAS 1704122-16-6)
- (6-Chloro-4-methylpyridin-3-yl)(phenyl)methanone (CAS 1355181-99-5)
- 1,6-Dimethyl-2-oxo-1,2-dihydroquinoline-4-carbaldehyde (CAS 104338-55-8)
- N-Chloroacetyl-tert-butylamine (CAS 15678-99-6)
- Sodium 2-carboxy-6-nitrophenolate (CAS 164915-53-1)
- Des-[Oct-γ-Glu-AEEA-AEEA]-Semaglutide (CAS CATO-C4X-2226112)
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