4,5-Dichlorothiazole-2-carbonitrile CAS 62019-53-8
| CAS No. | 62019-53-8 |
| Molecular Formula | C4Cl2N2S |
| Molecular Weight | 179.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 179.03 g/mol gives 4,5-Dichlorothiazole-2-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4,5-Dichlorothiazole-2-carbonitrile (CAS 62019-53-8), a certified reference material (molecular formula C4Cl2N2S, MW 179.03 g/mol) for analytical method development and quality control.
Structurally, 4,5-Dichlorothiazole-2-carbonitrile (C4Cl2N2S) contains a nitrile group, sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 179.03 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4,5-Dichlorothiazole-2-carbonitrile 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 | C4Cl2N2S |
| Molecular Weight | 179.03 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 |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichlorothiazole Standards
- 2,5-Dichlorothiazole-4-carbonitrile (CAS 127426-26-0)
- 2,4-Dichlorothiazole-5-carboxaldehyde, 97% (CAS 92972-48-0)
- 2,5-Dichlorothiazole-4-carbaldehyde (CAS 929910-36-1)
- 2,5-dichlorothiazole-4-carboxamide (CAS 127426-27-1)
- 2,5-Dichlorothiazole-4-carboxylic Acid (CAS 127426-30-6)
- 2,4-Dichlorothiazole-5-carboxylic acid (CAS 62019-56-1)
- 4,5-Dichlorothiazole-2-carboxylic acid (CAS 62019-55-0)
- 2,5-Dichlorothiazole (CAS 16629-14-4)
Recommended Standards
- 3,5-Dichloroisothiazole-4-carbonitrile (CAS 2120-82-3)
- 5-Bromo-1-methyl-4-(methyl-d3)-1H-1,2,3-triazole (CAS 2710298-36-3)
- 2,4-Dichloro-5-cyanothiazole (CAS 82554-18-5)
- 2-Naphthaleneboronic acid-d7 (CAS 1453542-02-3)
- 16:0-18:1 D5PG (CAS 1246298-34-9)
- (2-methyl-3,4-dihydro-2H-1,4-benzoxazin-2-yl)methanol (CAS 2059947-98-5)
- 4-chloro-6-iodothieno[2,3-d]pyrimidine (CAS 552295-08-6)
- Methyl 2-fluoro-5-(trifluoromethyl)isonicotinate (CAS 1227575-56-5)
- 2,4-Dichloro-5-methoxybenzaldehyde (CAS 177034-26-3)
- Methyl 6-Chloroindole-3-acetate (CAS 53859-25-9)
- 3-chloro-2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2121514-29-0)
- rac-(3aR,7aR)-octahydro-1H-indole-1-carboximidamide hydrobromide (CAS 1909286-81-2)
- 5-(Chloromethyl)quinoxaline (CAS 1025904-00-0)
- [D-Phe22]Semaglutide (CAS CATO-C4X-2226222)
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