3-(Allyloxy)-4-chloro-5-(methylthio)thiophene-2-carboxylic acid CAS 1707372-14-2
| CAS No. | 1707372-14-2 |
| Molecular Formula | C9H9ClO3S2 |
| Molecular Weight | 264.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(Allyloxy)-4-chloro-5-(methylthio)thiophene-2-carboxylic acid (CAS 1707372-14-2), a certified reference material (molecular formula C9H9ClO3S2, MW 264.75 g/mol) for analytical method development and quality control.
Structurally, 3-(Allyloxy)-4-chloro-5-(methylthio)thiophene-2-carboxylic acid (C9H9ClO3S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 264.75 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 3-(Allyloxy)-4-chloro-5-(methylthio)thiophene-2-carboxylic acid 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 | C9H9ClO3S2 |
| Molecular Weight | 264.75 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Allyloxy Standards
- 3-(Allyloxy)-1-benzyl-1H-indazole (CAS 25854-83-5)
- ((Allyloxy)carbonyl)-L-tyrosine (CAS 7469-28-5)
- 2-(4-Allyloxy-phenyl)-thiazolidine-4-carboxylicacid (CAS 1023920-36-6)
- Ethyl 2-Allyloxy-1,1,2,2-tetrafluoroethanesulphonate (CAS 501691-53-8)
- 6-(Allyloxy)-9-benzyl-9H-purine (CAS 108160-09-4)
- 3-(Allyloxy)-5-nitrobenzofuran-2-carboxylic acid (CAS 1708250-93-4)
- 4,4'-Bis(allyloxy)-1,1'-biphenyl (CAS 41481-62-3)
- 2-(Allyloxy)-1-bromonaphthalene (CAS 109433-15-0)
Recommended Standards
- tert-Butyl (4-(2-chloroacetamido)butyl)carbamate, 97% (CAS 133264-58-1)
- Methyl 5-(allylthio)-4-chloro-3-hydroxythiophene-2-carboxylate (CAS 1707727-85-2)
- 4-chloro-1-cycloheptyl-6-methyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1293231-92-1)
- 3-Chloro-1,1':4',1''-terphenyl (CAS 1762-86-3)
- (2,6-Dimethylphenyl)(4-((4-methylpiperazin-1-yl)methyl)phenyl)methanone (CAS 898783-75-0)
- 1-Phenyl-1H-pyrazole-3-carboxylic acid (CAS 4747-46-0)
- n-(4-Chlorobenzyl)-3-methylbutan-2-amine (CAS 343941-40-2)
- 1365963-02-5 3-Chloro-N-(3-cyano-6-phenyl-4,5,6,7-tetrahydro-1-benzothien-2-yl)propanamide MFCD22056633 (CAS 1365963-02-5)
- 6-methyl-3,4-dihydro-2H-1$l^{6},2,4-benzothiadiazine-1,1,3-trione (CAS 90370-46-0)
- 2-Methyl-2-propene-1-sulfonate sodium salt (CAS 1561-92-8)
- 1171538-77-4 2-[1-(4-Methoxyphenyl)-5-methyl-1H-pyrazol-4-yl]-6-methylquinoline-4-carboxylic acid MFCD14281710 (CAS 1171538-77-4)
- Lisinopril EP Impurity C (CAS 328385-86-0)
- 4-(3-(Trifluoromethyl)phenyl)tetrahydro-2h-pyran-4-amine (CAS 1094283-09-6)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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