3-(chloromethyl)-1,2,5-thiadiazole CAS 16311-47-0
| CAS No. | 16311-47-0 |
| Molecular Formula | C3H3ClN2S |
| Molecular Weight | 134.59 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 3-(chloromethyl)-1,2,5-thiadiazole (CAS 16311-47-0), a certified reference material (molecular formula C3H3ClN2S, MW 134.59 g/mol) for analytical method development and quality control.
Owing to a nitrile group, sulfur-containing functionality, chlorine substitution, 3-(chloromethyl)-1,2,5-thiadiazole is typically white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 134.59 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 3-(chloromethyl)-1,2,5-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 | C3H3ClN2S |
| Molecular Weight | 134.59 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related chloromethyl Standards
- 4-(Chloromethyl)-1,2,3-thiadiazole (CAS 147123-30-6)
- 2-(Chloromethyl)-1,3,4-thiadiazole (CAS 1823233-50-6)
- 3-(Chloromethyl)-4-methyltetrahydrofuran (CAS 1202400-53-0)
- 2-(Chloromethyl)tetrahydro-2H-pyran (CAS 18420-41-2)
- 3-(Chloromethyl)-3-ethyloxetane (CAS 2177-22-2)
- 3-(chloromethyl)tetrahydropyran (CAS 948007-45-2)
- 4-(chloromethyl)oxane (CAS 863324-23-6)
- 4-(chloromethyl)-1-methyl-imidazole (CAS 112258-59-0)
Recommended Standards
- 3-chloro-5-methyl-1,2,4-thiadiazole (CAS 1393584-82-1)
- 2-Chloro-5-methyl-1,3,4-thiadiazole (CAS 53645-94-6)
- 2-Chlorothiazol-4-amine (CAS 1314927-97-3)
- 5-Chloro-3-methyl-1,2,4-thiadiazole (CAS 21734-85-0)
- 4,5,6,7-Tetrahydropyrazolo[1,5-a]pyrimidin-3-amine dihydrochloride (CAS 1559059-79-8)
- 4-Bromo-5-(difluoromethyl)-2-fluoropyridine-3-sulfonamide (CAS 1805370-33-5)
- 2,6-Pyridine dimethanol (CAS 1195-59-1)
- H-Gly-Phe-Tyr-OH (N-1085.0250) (CAS 70421-71-5)
- 2-(2-Chlorophenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 300696-98-4)
- N-tetradecylstearamide (CAS 146177-66-4)
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- 4-Hydroxy-4-(3-methyl-4-propoxyphenyl)butanoic acid (CAS 879053-91-5)
- 4-Nitrophenethyl indolizine-6-carboxylate (CAS 59195-34-5)
- (Met(O)2?)-Glucagon (1-29) (human, rat, porcine) (CAS 75217-63-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com