5-Chloro-1,3-dihydro-2H-imidazo[4,5-b]pyrazin-2-one CAS 33386-23-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33386-23-1 |
| Molecular Formula | C5H3ClN4O |
| Molecular Weight | 170.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Chloro-1,3-dihydro-2H-imidazo[4,5-b]pyrazin-2-one (CAS 33386-23-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H3ClN4O. Molecular weight: 170.56 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H3ClN4O |
| Molecular Weight | 170.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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.) | 1966 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 7-Chloro-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one (CAS 1020037-45-9)
- 6-Chloro-1H-purin-2(3H)-one (CAS 1146697-79-1)
- 2-Chloro-6-hydroxypurine (CAS 13368-14-4)
- 6-Chloro-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one (CAS 1378849-61-6)
- 6-Chloro-1,2-dihydro-3H-pyrazolo[3,4-d]pyrimidin-3-one (CAS 1384265-61-5)
- 5-Chloro-[1,2,4]triazolo[4,3-a]pyrazin-3(2H)-one (CAS 1421601-17-3)
- 3-Chloro-5-cyano-1H-pyrazole-4-carboxamide (CAS 90801-56-2)
- 6-Chloro-7H-purin-8(9H)-one (CAS 37527-48-3)
Recommended Standards
- 5-Amino-7-chloro-3H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 88780-84-1)
- 7-chloro-[1,2,3,4]tetrazolo[1,5-c]pyrimidin-8-amine (CAS 3210-38-6)
- 2-Amino-4-chloro-6-oxo-1,6-dihydropyrimidine-5-carbonitrile (CAS 85840-23-9)
- 2-Isobutoxyphenol (CAS 21315-20-8)
- 2-Methylthieno[2,3-d]thiazole (CAS 61612-02-0)
- Palonosetron Impurity 15 (CAS 135729-78-1)
- 2-[(3-Chlorophenyl)sulfanyl]-4-[3-(trifluoromethyl)phenyl]pyridine-3-carbonitrile (CAS 478245-71-5)
- 2-(6-Fluorospiro[3.3]heptan-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2715119-85-8)
- 1-(1-ethoxyethyl)-1h-pyraZole-4-carbaldehyde (CAS 815608-06-1)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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