3-(Chlorodifluoromethyl)-6-methyl-7h-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine CAS 832740-34-8
| CAS No. | 832740-34-8 |
| Molecular Formula | C6H5ClF2N4S |
| Molecular Weight | 238.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(Chlorodifluoromethyl)-6-methyl-7h-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine 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.
3-(Chlorodifluoromethyl)-6-methyl-7h-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine (CAS 832740-34-8) is a high-purity analytical reference standard with the molecular formula C6H5ClF2N4S and a molecular weight of 238.65 g/mol.
Owing to a nitrile group, sulfur-containing functionality, fluorine/chlorine substitution, an aromatic ring system, 3-(Chlorodifluoromethyl)-6-methyl-7h-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 238.65 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H5ClF2N4S |
| Molecular Weight | 238.65 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3-Chloro-4-fluoro-3-(4-methylphenyl)propiophenone (CAS 898768-93-9)
- 3-{1-[2-(3-chloro-4-methoxyphenyl)acetyl]piperidin-4-yl}-4-(4-methylphenyl)-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775357-95-3)
- 1-Cyclopentylprop-2-en-1-one (CAS 25183-76-0)
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- 7-Bromopyrido[2,3-d]pyrimidin-4(1H)-one (CAS 1936661-74-3)
- C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 127869-51-6)
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