5-(Hydroxymethyl)benzo[b]thiophene 1,1-dioxide CAS 1613380-12-3
| CAS No. | 1613380-12-3 |
| Molecular Formula | C9H8O3S |
| Molecular Weight | 196.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(Hydroxymethyl)benzo[b]thiophene 1,1-dioxide 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 5-(Hydroxymethyl)benzo[b]thiophene 1,1-dioxide (CAS 1613380-12-3), a certified reference material (molecular formula C9H8O3S, MW 196.22 g/mol) for analytical method development and quality control.
5-(Hydroxymethyl)benzo[b]thiophene 1,1-dioxide (C9H8O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C9H8O3S |
| Molecular Weight | 196.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Sulfur Atoms | 1 |
Related Hydroxymethyl Standards
- 2-(Hydroxymethyl)benzo[b]thiophene 1,1-dioxide (CAS 134996-50-2)
- 6-(Hydroxymethyl)-2H-pyrido[3,2-b][1,4]thiazin-3(4H)-one (CAS 443956-15-8)
- 7-(Hydroxymethyl)-3-methyl-5h-[1,3]thiazolo[3,2-a]pyrimidin-5-one (CAS 926257-63-8)
- 3-(4-(Hydroxymethyl)phenoxy)propanoic acid (CAS 101366-61-4)
- Methyl 3-(hydroxymethyl)-2-methoxybenzoate (CAS 1427363-87-8)
- 2-[3-(hydroxymethyl)phenoxy]propanoic acid (CAS 149492-36-4)
- Methyl 2-(hydroxymethyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylate (CAS 1616500-57-2)
- Methyl-5-(hydroxymethyl)-2-methoxybenzoate (CAS 191604-81-6)
Recommended Standards
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