(Isopropylsulfonyl)benzene CAS 4238-09-9
| CAS No. | 4238-09-9 |
| Molecular Formula | C9H12O2S |
| Molecular Weight | 184.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (Isopropylsulfonyl)benzene 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.
CATO supplies (Isopropylsulfonyl)benzene (CAS 4238-09-9), a certified reference material (molecular formula C9H12O2S, MW 184.26 g/mol) for analytical method development and quality control.
Structurally, (Isopropylsulfonyl)benzene (C9H12O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, 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 184.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C9H12O2S |
| Molecular Weight | 184.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 1 |
Related Isopropylsulfonyl Standards
- 2-isopropylsulfonyl-1,2,4-triazol-3-amine (CAS 2794144-11-7)
- (1-(Isopropylsulfonyl)cyclopropyl)methanol (CAS 1894923-27-3)
- (1-(Isopropylsulfonyl)cyclopropyl)methanamine (CAS 1897522-28-9)
- 4-(Isopropylsulfonyl)piperidine (CAS 1267662-08-7)
- 1-(Isopropylsulfonyl)piperazine (CAS 534615-34-4)
- 4-(Isopropylsulfonyl)-1H-imidazole (CAS 1215198-01-8)
- 1-(Isopropylsulfonyl)-4-methylbenzene (CAS 51751-71-4)
- 3-(Isopropylsulfonyl)aniline (CAS 170856-37-8)
Recommended Standards
- (4-Aminophenyl)(methyl)(methylimino)-lambda6-sulfanone (CAS 851008-70-3)
- [(Ethanesulfonyl)methyl]benzene (CAS 772-47-4)
- (3,5-Dimethoxyphenyl)methanethiol (CAS 346419-41-8)
- 1-(2-(Dimethylamino)-4-methylthiazol-5-yl)ethan-1-one (CAS 58350-43-9)
- 6-Chloro-2-methylquinoline-3-carboxylic acid ethyl ester (CAS 114858-39-8)
- (3aR,4R,5R,6aS)-Hexahydro-2-oxo-4-[(1E)-3-oxo-1-octen-1-yl]-2H-cyclopenta[b]furan-5-yl Ester [1,1-Biphenyl]-4-carboxylic Acid (CAS 31753-00-1)
- (R)-2-amino-2-(4-bromo-3-fluorophenyl)ethan-1-ol (CAS 1213609-96-1)
- 4-Iodo-o-xylene (CAS 31599-61-8)
- Venlafaxine Impurity 72 (CAS 2641915-10-6)
- (6-Chloro-4-fluoropyridin-3-yl)methanol (CAS 1805952-79-7)
- 2-(3-(Furan-2-yl)phenyl)acetic acid (CAS 568628-55-7)
- 2-(2,5-Dichlorophenyl)pyrrolidine (CAS 383127-70-6)
- 3-Chloro-4-ethylpyridine (CAS 79698-48-9)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
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