2-bromo-5-nitro-1,3,4-thiadiazole CAS 22758-10-7
| CAS No. | 22758-10-7 |
| Molecular Formula | C2H4BrN3O2S |
| Molecular Weight | 214.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 2-bromo-5-nitro-1,3,4-thiadiazole (CAS 22758-10-7), a certified reference material (molecular formula C2H4BrN3O2S, MW 214.04 g/mol) for analytical method development and quality control.
Structurally, 2-bromo-5-nitro-1,3,4-thiadiazole (C2H4BrN3O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 214.04 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 2-bromo-5-nitro-1,3,4-thiadiazole 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.
Physical & Chemical Properties
| Molecular Formula | C2H4BrN3O2S |
| Molecular Weight | 214.04 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related bromo Standards
- 2-(2-Bromo-3-fluorophenyl)acetonitrile (CAS 1000339-53-6)
- 7-Bromo-6-fluoro-1H-indole (CAS 1000339-62-7)
- 2-Bromo-6-fluoro-4-methylbenzonitrile, 97% (CAS 1023971-89-2)
- 3-Bromo-6-fluoroindole (CAS 1094754-90-1)
- 5-Bromo-2-fluoro-3-methylbenzonitrile (CAS 1110502-49-2)
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- 3-Bromo-5-fluoro-1H-indole (CAS 1186663-46-6)
Recommended Standards
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- 3-Iodo-2-methylbutan-2-ol (CAS 916333-64-7)
- 2-Methoxy-N-(1-(2-methoxyphenyl)ethyl)acetamide (CAS 1252345-41-7)
- tert-Butyl 3-iodo-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate (CAS 1033706-36-3)
- [1,2,4]Triazolo[4,3-a]pyridin-8-ylmethanol (CAS 1823349-14-9)
- D-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 152286-30-1)
- 3-Chloro-5-methoxy-2-methylpyridine (CAS 1227593-87-4)
- N-Acetyl-4-chloro-3,5-difluoroaniline (CAS 457-30-7)
- Ethyl 4-(3-hydroxycyclobutyl)butanoate (CAS 2502187-75-7)
- 5H,6H,7H-pyrrolo[2,3-d]pyrimidine dihydrochloride (CAS 2044712-98-1)
- 4-(2,2,2-Trifluoroethoxy)cyclohexan-1-amine (CAS 929973-19-3)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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