Benzenesulfonic (2S)-4-(dimethylamino)-1-methylpyrrolidine-2-carboxylic anhydride CAS 62305-75-3
| CAS No. | 62305-75-3 |
| Molecular Formula | C12H19NO3S |
| Molecular Weight | 257.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, Benzenesulfonic (2S)-4-(dimethylamino)-1-methylpyrrolidine-2-carboxylic anhydride is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 257.35 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).
Benzenesulfonic (2S)-4-(dimethylamino)-1-methylpyrrolidine-2-carboxylic anhydride (CAS 62305-75-3), molecular formula C12H19NO3S and molecular weight 257.35 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Benzenesulfonic (2S)-4-(dimethylamino)-1-methylpyrrolidine-2-carboxylic anhydride 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 | C12H19NO3S |
| Molecular Weight | 257.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzenesulfonic Standards
- Benzenesulfonic Impurity 2 (CAS 1352414-88-0)
- Benzenesulfonic acid, 3-amino-5-chloro-4-methyl-, sodium salt (1:1) (CAS 91889-79-1)
- Benzenesulfonic acid, 4-(bromomethyl)-, sodium salt (1:1) (CAS 32014-22-5)
- Benzenesulfonic (2S)-4-bromopyrrolidine-2-carboxylic anhydride (CAS 61264-65-1)
- Benzenesulfonic Impurity 3 (CAS 1352414-81-3)
- Benzenesulfonic Impurity 5 (CAS 51395-19-8)
- Benzenesulfonic Impurity 6 (CAS 51395-20-1)
- 4873-09-0 Benzenesulfonic acid, 4-methyl-, 2-propen-1-yl ester CTK1D6209 (CAS 4873-09-0)
Recommended Standards
- 6-Ethyl-2-(1H-pyrrol-1-yl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carbonitrile (CAS 931926-94-2)
- Modafinil USP Related Compound C (CAS 68524-30-1)
- 5-Tert-butyl-2-(1,1-dioxothiolan-3-yl)pyrazol-3-amine (CAS 956571-71-4)
- ethyl 4-formyl-2,6-dimethyl-thieno[2,3-b]pyrrole-5-carboxylate (CAS 2759355-90-1)
- 3-Ethyl-7-(hydroxymethyl)quinoxalin-2(1H)-one (CAS 2589532-22-7)
- 3-(Methylthio)-5-nitro-1H-indole (CAS 1416438-63-5)
- 4-(4-Chlorophenoxy)-3,5-difluoroaniline (CAS 549547-33-3)
- 2-(3-(((tert-Butyldimethylsilyl)oxy)methyl)pyrrolidin-1-yl)-5-fluoro-3-iodopyridine (CAS 1203499-14-2)
- 2,3,4,5,6-PENTAFLUOROCINNAMIC AcidDISCONTINUED (CAS 719-60-8)
- 4-Amino-2,2-dimethylchroman-7-ol (CAS 927970-43-2)
- (2Z)-2-(3,4-Dichlorophenyl)-3-[2-(methylsulfanyl)quinolin-3-yl]prop-2-enenitrile (CAS 1164470-40-9)
- N-Cyclopropyl-1,2,3,4-tetrahydroquinoline-5-carboxamide (CAS 1555632-83-1)
- 4-Pivaloylpiperazin-2-one (CAS 1250505-39-5)
- Semaglutide Impurity 128 (CAS 2490269-78-6)
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