(2H)1,4-BENZOTHIAZIN-3(4H)-ONE
- CAS NO.：5325-20-2
- Empirical Formula: C8H7NOS
- Molecular Weight: 165.21
- MDL number: MFCD00006698
- EINECS: 226-197-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 13:17:03
What is (2H)1,4-BENZOTHIAZIN-3(4H)-ONE?
Chemical properties
ALMOST WHITE TO LIGHT BEIGE-GREY CRYST. POWDER
General Description
2H-1,4-Benzothiazin-3(4H)-one derivatives were synthesized and tested for calcium antagonistic and calmodulin antagonistic activities.
Properties of (2H)1,4-BENZOTHIAZIN-3(4H)-ONE
| Melting point: | 176-178 °C(lit.) |
| Boiling point: | 272.25°C (rough estimate) |
| Density | 1.1979 (rough estimate) |
| refractive index | 1.6458 (estimate) |
| storage temp. | 2-8°C |
| pka | 12.90±0.20(Predicted) |
| form | powder to crystal |
| color | White to Orange to Green |
| BRN | 131642 |
| CAS DataBase Reference | 5325-20-2(CAS DataBase Reference) |
Safety information for (2H)1,4-BENZOTHIAZIN-3(4H)-ONE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for (2H)1,4-BENZOTHIAZIN-3(4H)-ONE
(2H)1,4-BENZOTHIAZIN-3(4H)-ONE manufacturer
JSK Chemicals
3Y
Phone:+91-9879767984
Whatsapp: +91-9879767970
product: 2H-1,4-Benzothiazin-3(4H)-one, 95% 5325-20-2 99%
ALS India Life Sciences Pvt. Ltd
3Y
Phone:+91-8977036378
Whatsapp: +91 8008166674
product: 5325-20-2 2H-1,4-Benzothiazin-3(4H)-one 99.45%
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