methyl 5-chlorosulfonyl-1-methyl-pyrrole-2-carboxylate CAS 306936-53-8
| CAS No. | 306936-53-8 |
| Molecular Formula | C7H12ClNO4S |
| Molecular Weight | 241.69 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 5-chlorosulfonyl-1-methyl-pyrrole-2-carboxylate.
CATO supplies methyl 5-chlorosulfonyl-1-methyl-pyrrole-2-carboxylate (CAS 306936-53-8), a certified reference material (molecular formula C7H12ClNO4S, MW 241.69 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H12ClNO4S, methyl 5-chlorosulfonyl-1-methyl-pyrrole-2-carboxylate contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 241.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 5-chlorosulfonyl-1-methyl-pyrrole-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 | C7H12ClNO4S |
| Molecular Weight | 241.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related methyl Standards
- Methyl 1-(chlorosulfonyl)piperidine-2-carboxylate (CAS 1218185-19-3)
- 5-Chlorosulfonyl-4-methylisoquinoline (CAS 194032-16-1)
- methyl 1-(chlorosulfonyl)piperidine-4-carboxylate (CAS 923681-70-3)
- Methyl 2-(chlorosulfonyl)thiazole-5-carboxylate (CAS 933685-92-8)
- Methyl 4-(chlorosulfonyl)-1,2-thiazole-3-carboxylate (CAS 89502-21-6)
- Methyl 5-(Chlorosulfonyl)-1,3-thiazole-4-carboxylate (CAS 89502-07-8)
- Methyl 1-(chlorosulfonyl)cyclohexanecarboxylate (CAS 1312138-63-8)
- Methyl 2-(chlorosulfonyl)cyclohexane-1-carboxylate (CAS 1461715-54-7)
Recommended Standards
- Methyl 4-Amino-7-chlorobenzothiophene-2-carboxylate (CAS 2090921-24-5)
- methyl 5-chlorosulfonylpyridine-3-carboxylate (CAS 594839-14-2)
- Methyl 3-amino-6-chlorobenzo[b]thiophene-2-carboxylate (CAS 35212-87-4)
- Methyl 6-amino-3-chloro-1-benzothiophene-2-carboxylate (CAS 832739-91-0)
- 4-Hydroxyglucobrassicin (CAS 83327-20-2)
- 5-Bromoquinoline-2,4(1H,3H)-dione (CAS 914224-25-2)
- 4-chloro-3,5-bis(4-methylphenyl)-1h-pyraZole (CAS 1159988-47-2)
- (3S)-5-methyl-3-[(piperidin-4-ylformamido)methyl]hexanoic acid hydrochloride (CAS 1909293-77-1)
- 2-(Oxazol-4-yl)-1H-benzo[d]imidazol-6-amine (CAS 689295-77-0)
- 3-Methyl-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 360-80-5)
- n-(3,5-Dimethylcyclohexyl)-1-methyl-1h-pyrazol-4-amine (CAS 1340183-80-3)
- Azathioprine EP Impurity A (CAS 4531-54-8)
- 6-[[2-(3,5-Dimethylphenoxy)acetyl]amino]hexanoic acid (CAS 651728-28-8)
- Peptide Impurity 41 (CAS CATO-CPTD788841)
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