5-(Chlorosulfonyl)-2,4-dimethylfuran-3-carboxylic acid CAS 1507321-63-2
| CAS No. | 1507321-63-2 |
| Molecular Formula | C7H7ClO5S |
| Molecular Weight | 238.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(Chlorosulfonyl)-2,4-dimethylfuran-3-carboxylic acid is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(Chlorosulfonyl)-2,4-dimethylfuran-3-carboxylic acid (CAS 1507321-63-2) is a high-purity analytical reference standard with the molecular formula C7H7ClO5S and a molecular weight of 238.65 g/mol.
Structurally, 5-(Chlorosulfonyl)-2,4-dimethylfuran-3-carboxylic acid (C7H7ClO5S) 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 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 238.65 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 5-(Chlorosulfonyl)-2,4-dimethylfuran-3-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.
Physical & Chemical Properties
| Molecular Formula | C7H7ClO5S |
| Molecular Weight | 238.65 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, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorosulfonyl Standards
- 4-(Chlorosulfonyl)-2,5-dimethylfuran-3-carboxylic acid (CAS 1016689-45-4)
- Ethyl 2-(chlorosulfonyl)-1H-imidazole-5-carboxylate (CAS 1073187-02-6)
- methyl 3-[(chlorosulfonyl)methyl]-2-furoate (CAS 1114823-97-0)
- methyl 5-chlorosulfonyl-2-methyl-pyrazole-3-carboxylate (CAS 1122567-32-1)
- Methyl 5-(chlorosulfonyl)-1-methyl-1h-pyrazole-4-carboxylate (CAS 1151512-24-1)
- Ethyl 3-(chlorosulfonyl)-1H-pyrazole-4-carboxylate (CAS 115703-22-5)
- Methyl 5-(chlorosulfonyl)-1-methyl-1h-pyrazole-3-carboxylate (CAS 1245823-37-3)
- Methyl 5-((chlorosulfonyl)methyl)furan-2-carboxylate (CAS 1248127-92-5)
Recommended Standards
- 4-(1,3-Dioxolan-2-yl)furan-2-sulfonyl chloride (CAS 1394042-37-5)
- 2-Chloro-4-(3-fluorophenoxy)-5-methylpyrimidine (CAS 1523058-97-0)
- 4-(Chlorosulfonyl)-1-ethyl-1H-pyrazole-3-carboxylic acid (CAS 1365940-23-3)
- Methyl 4-(chlorosulfonyl)-1-methyl-1H-pyrazole-5-carboxylate (CAS 1707586-97-7)
- Isopropyl 3-methyl-1H-indole-2-carboxylate (CAS 220679-14-1)
- 4-fluorocyclohexanecarbaldehyde (CAS 1554041-53-0)
- Piperazin-1-yl(pyrazolo[1,5-a]pyridin-3-yl)methanone (CAS 1428233-07-1)
- 1-[1-(Methoxymethyl)-3-methyl-1H-1,2,4-triazol-5-yl]piperazine (CAS 1630763-43-7)
- 4-Tert-butyl-2,6-dimethylbenzene-1-sulfonyl chloride (CAS 70823-04-0)
- 5-Bromo-4-methyl-2-(prop-2-en-1-yloxy)pyrimidine (CAS 1934742-99-0)
- Allyl2,3-O-isopropylidene-a-L-rhamnopyranoside (CAS 71695-57-3)
- Relugolix Impurity 115 (CAS 2814571-37-2)
- 2-Bromo-4-fluoro-N-methyl-6-nitroaniline (CAS 1845693-81-3)
- Ginseng Tetrapeptide (CAS 178553-95-2)
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