4H-Benzo[b][1,4]thiazin-3-ol CAS 1310056-86-0
| CAS No. | 1310056-86-0 |
| Molecular Formula | C8H7NOS |
| Molecular Weight | 165.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H7NOS, 4H-Benzo[b][1,4]thiazin-3-ol contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 165.21 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.
4H-Benzo[b][1,4]thiazin-3-ol (CAS 1310056-86-0) is a high-purity analytical reference standard with the molecular formula C8H7NOS and a molecular weight of 165.21 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 4H-Benzo[b][1,4]thiazin-3-ol 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 | C8H7NOS |
| Molecular Weight | 165.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | 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.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related H Standards
- Benzo[c]isothiazol-4-ylmethanol (CAS 1079993-66-0)
- Benzo[c]isothiazol-6-ylmethanol (CAS 108763-56-0)
- 2H-Benzo[b][1,4]oxazine-3(4H)-thione (CAS 14183-51-8)
- Benzo[d]thiazol-7-ylmethanol (CAS 1780141-37-8)
- Benzo[d]isothiazol-7-ylmethanol (CAS 1780141-43-6)
- Benzo[d]isothiazol-5-ylmethanol (CAS 1780141-47-0)
- Benzo[d]thiazol-4-ylmethanol (CAS 1781692-33-8)
- Benzo[d]isothiazol-6-ylmethanol (CAS 1785455-18-6)
Recommended Standards
- n-(3-Methyloxetan-3-yl)methanesulfonamide (CAS 1306605-70-8)
- Thieno[2,3-b]pyridin-2-ylmethanol (CAS 131337-81-0)
- (S)-5-fluoro-4-methyl-2,3-dihydro-1H-inden-1-amine (CAS 1272749-01-5)
- (1,1-Dioxido-1,2-thiazinan-3-yl)methanol (CAS 1314089-73-0)
- 27-(demethyl) Rifampicin (CAS CATO-C4X-145612)
- Ethyl 3-methoxy-2-oxo-1,2-dihydropyridine-4-carboxylate (CAS 1429217-39-9)
- O-(5-Bromo-2-formylphenyl) dimethylcarbamothioate (CAS 1624261-11-5)
- 1-((3,5-Dimethylisoxazol-4-yl)methyl)piperidin-4-amine (CAS 1038972-40-5)
- Ethyl 3-(2,4-difluorophenyl)acrylate (CAS 134672-68-7)
- 1,2,5-Trihydroxyanthracene-9,10-dione (CAS 6486-93-7)
- (3-Chloro-2-methoxypyridin-4-yl)methanol (CAS 1227586-24-4)
- 2-Bromo-n-(4-methylthiazol-2-yl)benzenesulfonamide (CAS 1184819-49-5)
- Perindopril Impurity 36 t-Butylamine (CAS CATO-C4X-125283)
- Semaglutide Impurity 4 (CAS CATO-C4X-22264)
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