5-Fluorobenzo-[2,1,3]-thiadiazole CAS 17821-75-9
| CAS No. | 17821-75-9 |
| Molecular Formula | C6H3FN2S |
| Molecular Weight | 154.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 154.16 g/mol gives 5-Fluorobenzo-[2,1,3]-thiadiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-Fluorobenzo-[2,1,3]-thiadiazole (CAS 17821-75-9), a certified reference material (molecular formula C6H3FN2S, MW 154.16 g/mol) for analytical method development and quality control.
Structurally, 5-Fluorobenzo-[2,1,3]-thiadiazole (C6H3FN2S) contains a nitrile group, sulfur-containing functionality, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 154.16 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 5-Fluorobenzo-[2,1,3]-thiadiazole 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 | C6H3FN2S |
| Molecular Weight | 154.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1962 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Fluorobenzo Standards
- 5-Fluorobenzo[c][1,2,5]oxadiazole 1-oxide (CAS 36389-16-9)
- 6-Fluorobenzo[c][1,2,5]oxadiazole 1-oxide (CAS 41153-84-8)
- 5-Fluorobenzo[d][1,3]dioxol-4-amine (CAS 492444-04-9)
- 6-fluorobenzo[d][1,3]dioxol-4-amine (CAS 492444-18-5)
- 6-Fluorobenzo[d]thiazole (CAS 118220-71-6)
- 7-Fluorobenzo[d]isothiazole (CAS 139036-98-9)
- 6-Fluorobenzo[d]isothiazole (CAS 139037-00-6)
- 5-Fluorobenzo[d]isothiazole (CAS 139037-02-8)
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Why CATO?
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