3-(3-Methylphenyl)thiophene-2-carboxylic acid CAS 1094401-45-2
| CAS No. | 1094401-45-2 |
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(3-Methylphenyl)thiophene-2-carboxylic acid 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.
3-(3-Methylphenyl)thiophene-2-carboxylic acid (CAS 1094401-45-2), molecular formula C12H10O2S and molecular weight 218.27 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 3-(3-Methylphenyl)thiophene-2-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 218.27 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 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.) | 1989 |
| Sulfur Atoms | 1 |
Related Methylphenyl Standards
- 3-(4-Methylphenyl)thiophene-2-carboxylic acid (CAS 91368-47-7)
- 5-[(4-Methylphenyl)sulfanyl]-2-furaldehyde (CAS 56656-92-9)
- n-(4-Methylphenyl)-1,3-thiazole-5-carboxamide (CAS 901594-02-3)
- 1-(2-Methylphenyl)cyclohexane-1-carboxylic acid (CAS 1039931-32-2)
- 2-(2-Methylphenyl)-1-(piperazin-1-yl)ethan-1-one (CAS 152954-98-8)
- 1-(3-Methylphenyl)cyclohexane-1-carboxylic acid (CAS 51275-30-0)
- 1-(4-Methylphenyl)-2-(piperazin-1-yl)ethan-1-one (CAS 877928-05-7)
- 1-Methyl-3-(3-methylphenyl)piperazine-2,5-dione (CAS 1214135-40-6)
Recommended Standards
- 3-(O-tolyl)thiophene-2-carboxylic acid (CAS 1094325-90-2)
- 5-(3-(Methylthio)phenyl)pyrimidin-2-ol (CAS 1111103-75-3)
- 109106-65-2 (2-Methoxyphenyl)(thiophen-3-yl)methanone DTXSID70546627 (CAS 109106-65-2)
- tert-Butyl (2S,4R)-2-(aminomethyl)-4-fluoropyrrolidine-1-carboxylate (CAS 1138324-46-5)
- 4-((Pentylamino)methyl)benzonitrile (CAS 1019518-29-6)
- Ethyl 1-(2-morpholinoethyl)-1H-imidazole-4-carboxylate (CAS 2106386-25-6)
- 2-Chloro-7-nitro-1H-benzo[d]imidazole (CAS 15965-55-6)
- 5-(3-(Hydroxymethyl)phenyl)thiophene-2-carboxylic acid (CAS 1349715-82-7)
- 6-(4-Chlorophenyl)pyrazine-2-carboxylic Acid (CAS 1258850-50-8)
- 6-(Trifluoromethyl)-1H-indazol-4-amine (CAS 1352395-46-0)
- 1-(1-methyl-1H-pyrazol-5-yl)piperidin-3-amine (CAS 1342851-15-3)
- Ethyl 3-carbamothioylpiperidine-1-carboxylate (CAS 1341634-94-3)
- α-Pinene Oxide (CAS 1686-14-2)
- Semaglutide Impurity 6 (CAS 62-57-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com