4-chloro-6-iodothieno[3,2-d]pyrimidine CAS 225382-62-7
| CAS No. | 225382-62-7 |
| Molecular Formula | C6H10ClIN2S |
| Molecular Weight | 304.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrile group, sulfur-containing functionality, chlorine/iodine substitution, 4-chloro-6-iodothieno[3,2-d]pyrimidine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 304.58 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 supplies 4-chloro-6-iodothieno[3,2-d]pyrimidine (CAS 225382-62-7), a certified reference material (molecular formula C6H10ClIN2S, MW 304.58 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 4-chloro-6-iodothieno[3,2-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 | C6H10ClIN2S |
| Molecular Weight | 304.58 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2021 |
| Halogen Content | Cl/I-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related chloro Standards
- 1-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-ol (CAS 2773311-26-3)
- 4-chloro-5-iodothieno[2,3-d]pyrimidine (CAS 885229-27-6)
- 4-chloro-6-iodothieno[2,3-d]pyrimidine (CAS 552295-08-6)
- 5-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-ol (CAS 2757096-51-6)
- 6-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-ol (CAS 2667054-92-2)
- 7-chloro-2-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,6-naphthyridine (CAS 2772659-30-8)
- 8-Chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinolin-3-amine (CAS 2246368-85-2)
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Recommended Standards
- 3,6-Dichloro-2-(5-chlorothiophen-2-yl)imidazo[1,2-b]pyridazine (CAS 483367-55-1)
- 2,3,4-Trichloro-N-(2-hydroxyethyl)benzenesulfonamide (CAS 1206143-16-9)
- 2-Bromo-4-(3-chloro-4-methoxyphenyl)thiazole (CAS 1188041-85-1)
- Fluralaner impurity 45 (CAS CATO-C4X-218045)
- N-[(5Z)-4-Oxo-5-{[2-(1H-1,2,4-triazol-1-yl)phenyl]methylidene}-4,5-dihydro-1,3-thiazol-2-yl]guanidine (CAS 861209-97-4)
- 2-(Ethylthio)pyrimidin-4-amine (CAS 54308-63-3)
- 7,7-Dioxido-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-yl isobutyrate (CAS 339018-79-0)
- 2-Methylthio-6-chloro-9-methylpurine (CAS 40423-35-6)
- 6,6-Dimethyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid (CAS 1549141-98-1)
- 6-(2-Morpholinoethyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyridin-5-one (CAS 97211-74-0)
- Ethyl 2-chloro-4-fluoro-3-(trifluoromethyl)benzoate (CAS 1807270-17-2)
- 5-(Methylsulfonyl)pyrimidine-2,4(1H,3H)-dione (CAS 16417-11-1)
- 1-Methyl-3-(morpholine-4-carbonyl)-1h-pyrazol-5-amine (CAS 1267861-05-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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