5,7-Dichlorothiazolo[5,4-d]pyrimidine CAS 13479-88-4
| CAS No. | 13479-88-4 |
| Molecular Formula | C5HCl2N3S |
| Molecular Weight | 206.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5HCl2N3S, 5,7-Dichlorothiazolo[5,4-d]pyrimidine contains a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 206.05 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 5,7-Dichlorothiazolo[5,4-d]pyrimidine (CAS 13479-88-4), a certified reference material (molecular formula C5HCl2N3S, MW 206.05 g/mol) for analytical method development and quality control.
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), 5,7-Dichlorothiazolo[5,4-d]pyrimidine 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 | C5HCl2N3S |
| Molecular Weight | 206.05 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 |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dichlorothiazolo Standards
- 5,7-Dichlorothiazolo[4,5-d]pyrimidine (CAS 1137278-39-7)
- 2,5-Dichlorothiazolo[5,4-d]pyrimidine (CAS 13479-89-5)
- 4,7-Dichlorothiazolo[4,5-d]pyridazine (CAS 13669-90-4)
- 2,7-Dichlorothiazolo[5,4-d]pyrimidine (CAS 19602-61-0)
- 2,6-Dichlorothiazolo[4,5-c]pyridine (CAS 1206980-92-8)
- 2,6-Dichlorothiazolo[5,4-b]pyridine (CAS 159870-89-0)
- 2,5-Dichlorothiazolo[4,5-b]pyridine (CAS 2567498-97-7)
- 2,5-Dichlorothiazolo[5,4-b]pyridine (CAS 857970-66-2)
Recommended Standards
- (6-(Piperidin-1-yl)pyridin-2-yl)boronic acid (CAS 1315351-02-0)
- 7-(((2-Aminoethyl)amino)methyl)benzo[c][1,2]oxaborol-1(3H)-ol (CAS 1312674-14-8)
- (4-(Cyclopropylmethoxy)-3-methylphenyl)boronic acid (CAS 1350513-26-6)
- 2-(cyclopropylmethoxy)-5-methylphenylboronic acid (CAS 1311183-31-9)
- Dibromo(1,10-phenanthroline)copper(II) (CAS 19319-86-9)
- 3-Mercapto-2-pyridinecarboxylic acid hydrochloride (CAS 14623-54-2)
- n-(4-Bromo-3-methylphenyl)-3-(1h-1,2,4-triazol-1-yl)propanamide (CAS 930975-16-9)
- 2-{[4-(Hydroxymethyl)phenyl]methyl}isoindole-1,3-dione (CAS 439691-95-9)
- rac-Normetanephrine-O-sulfate (CAS 1215-29-8)
- (1-(Phenylsulfonyl)-1H-pyrrolo[3,2-c]pyridin-2-yl)boronic acid (CAS 877060-46-3)
- 1-(2-cyanoethyl)-3-methyl-6-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018141-88-2)
- (2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)(4-(hydroxymethyl)piperidin-1-yl)methanone (CAS 1184761-02-1)
- 2-(5,7-Dioxo-5H-pyrrolo[3,4-b]pyridin-6(7H)-yl)propanoic acid (CAS 131615-98-0)
- Peptide 436 (CAS CATO-CPTD788436)
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