2-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one CAS 139331-61-6
| CAS No. | 139331-61-6 |
| Molecular Formula | C9H9NO2S |
| Molecular Weight | 195.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H9NO2S, 2-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 195.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 139331-61-6) is a high-purity analytical reference standard with the molecular formula C9H9NO2S and a molecular weight of 195.24 g/mol.
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 2-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one 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 | C9H9NO2S |
| Molecular Weight | 195.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxymethyl Standards
- 5-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 1896005-82-5)
- 8-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 1897850-38-2)
- 6-(Hydroxymethyl)-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 443955-31-5)
- Methyl (2-(hydroxymethyl)-3-methylphenyl)carbamate (CAS 117550-23-9)
- 5-(2-(Hydroxymethyl)pyrrolidin-1-yl)furan-2-carbaldehyde (CAS 1249519-80-9)
- (3-(Hydroxymethyl)pyrrolidin-1-yl)(1H-pyrazol-4-yl)methanone (CAS 1340023-23-5)
- 2-(2-(Hydroxymethyl)-4-methylphenoxy)acetamide (CAS 1343838-76-5)
- 3-(3-(Hydroxymethyl)azetidin-1-yl)-1-methylpyrazin-2(1H)-one (CAS 1470586-76-5)
Recommended Standards
- 4-Carbamothioylphenyl acetate (CAS 1378309-02-4)
- n-({2,6-dimethylimidazo[2,1-b][1,3]thiazol-5-yl}methylidene)hydroxylamine (CAS 139359-96-9)
- n-(Prop-2-yn-1-yl)benzenesulfonamide (CAS 13630-91-6)
- 3-Amino-6-methylbenzo[b]thiophene 1,1-dioxide (CAS 1421603-50-0)
- Ethyl 4-amino-3-bromo-5-iodobenzoate (CAS 437707-51-2)
- 2,5-Dimethyl-3,4-diphenylcyclopent-2-en-1-one (CAS 16643-55-3)
- 1-(Trans-2-Phenylethenyl)-4-(phenylethynyl)benzene (CAS 173035-17-1)
- (6-Fluoro-1H-benzo[d]imidazol-2-yl)methanamine (CAS 933707-54-1)
- Rosuvastatin Impurity 104 (CAS 1263475-93-9)
- Ethyl 4-hydroxy-1-isopropyl-7-methyl-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylate (CAS 1253791-01-3)
- 5-Amino-1-ethyl-3,3,7-trimethylindolin-2-one (CAS 1248551-37-2)
- 3-Phenyl-1,2,3,4-tetrahydroquinoline (CAS 78317-98-3)
- cyclopropylmethyl 2-[(4-methylphenyl)thio]-4-(trifluoromethyl)pyrimidine-5-carboxylate (CAS 648859-38-5)
- Integrin Binding Peptide trifluoroacetate salt (CAS 278792-07-7)
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