Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate CAS 926847-62-3
| CAS No. | 926847-62-3 |
| Molecular Formula | C11H9NO3S2 |
| Molecular Weight | 267.32 g/mol |
| 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 Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate.
Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate (CAS 926847-62-3) is a high-purity analytical reference standard with the molecular formula C11H9NO3S2 and a molecular weight of 267.32 g/mol.
Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate (C11H9NO3S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9NO3S2 |
| Molecular Weight | 267.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- Methyl 2-(thiophene-2-carboxamido)thiophene-3-carboxylate (CAS 271778-23-5)
- Methyl 3-(thiophene-2-carboxamido)thiophene-2-carboxylate (CAS 545351-07-3)
- n-(Thiophene-2-sulfonyl)benzamide (CAS 80467-45-4)
- 1-(Thiophene-2-carboxamido)cycloheptane-1-carboxylic acid (CAS 1094718-65-6)
- Methyl 2-(1-(thiophene-2-carbonyl)piperidin-4-yl)acetate (CAS 952918-65-9)
- 2-(2-(Thiophene-3-carboxamido)thiazol-4-yl)acetic acid (CAS 926223-30-5)
- 2-[2-(thiophene-2-amido)-1,3-thiazol-4-yl]acetic acid (CAS 329695-38-7)
- 2-Methyl-3-(thiophene-2-carbonyl)indolizine-1-carbaldehyde (CAS 750640-95-0)
Recommended Standards
- N-(1,3-Dibutyl-2,5-dioxoimidazolidin-4-ylidene)acetamide (CAS 88192-03-4)
- N-(2,3-dihydro-1H-inden-5-yl)-2-(4-hydroxyphenyl)acetamide (CAS 321853-28-5)
- Methanone, (3,4-dihydro-1(2H)-quinolinyl)(3-methoxyphenyl) (CAS 346724-47-8)
- N-(2-Methyl-1-oxo-1-phenylpropan-2-yl)benzamide (CAS 56965-16-3)
- Methyl (S)-2-amino-2-(3-nitrophenyl)acetate hydrochloride (CAS 1408064-40-3)
- N'-(4-(dimethylamino)benzylidene)isonicotinohydrazide (CAS 13059-77-3)
- 6-Chloroquinoline-8-carbaldehyde (CAS 22934-45-8)
- 1-(1-Amino-2-methylbutan-2-yl)cyclohexan-1-ol (CAS 1523012-73-8)
- 5-(2,4-Dimethoxybenzylidene)-3-ethyl-2-thioxothiazolidin-4-one (CAS 313964-42-0)
- 3-(4-Bromophenoxy)pyrrolidine hydrochloride (CAS 28491-03-4)
- 4-Hydroxy-3-methoxy-2-methylbenzaldehyde (CAS 18102-32-4)
- 5-Butoxy-2-methyl-4-morpholinopyridazin-3(2H)-one (CAS 55153-50-9)
- L-Dicentrine (CAS 28832-07-7)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
Why CATO?
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