6-Chloro-5-methyl-7-nitro-1,3-benzoxazol-2-amine CAS 1820735-45-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1820735-45-2 |
| Molecular Formula | C8H6ClN3O3 |
| Molecular Weight | 227.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-5-methyl-7-nitro-1,3-benzoxazol-2-amine (CAS 1820735-45-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H6ClN3O3. Molecular weight: 227.60 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H6ClN3O3 |
| Molecular Weight | 227.60 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 sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 3-Chloro-6-methoxy-4-nitro-1H-indazole (CAS 1000341-15-0)
- 6-Chloro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid (CAS 123040-45-9)
- 2-Chloro-n-[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]acetamide (CAS 1354952-25-2)
- 2-Chloro-6-(cyanomethyl)-5-(difluoromethyl)nicotinonitrile (CAS 1804465-03-9)
- 4-Chloro-3-(cyanomethyl)-6-(difluoromethyl)picolinonitrile (CAS 1804665-98-2)
- 2-Chloro-5-(cyanomethyl)-3-(difluoromethyl)isonicotinonitrile (CAS 1804853-99-3)
- 4-Chloro-6-(cyanomethyl)-5-(difluoromethyl)picolinonitrile (CAS 1805051-46-0)
- 6-Chloro-5-(cyanomethyl)-4-(difluoromethyl)picolinonitrile (CAS 1805260-18-7)
Recommended Standards
- 6-Chloro-5-(cyanomethyl)-4-(difluoromethyl)nicotinonitrile (CAS 1806968-29-5)
- 3-(4-Chloro-1-methyl-1H-pyrazol-5-yl)isoxazole-5-carboxylic acid (CAS 1934595-97-7)
- 4-Chloro-6-(cyanomethyl)-5-(difluoromethyl)nicotinonitrile (CAS 1806930-89-1)
- tert-Butyl (3-oxoisoindolin-5-yl)carbamate (CAS 675109-46-3)
- 3-Hydroxypyridine-2,5-dicarbaldehyde (CAS 1393575-39-7)
- (3Z)-1-[(3,4-Dichlorophenyl)methyl]-3-(2-phenylhydrazin-1-ylidene)-2,3-dihydro-1H-indol-2-one (CAS 303985-17-3)
- N-Benzylidene-3-methyl-5-(styryl)isoxazol-4-amine (CAS 62878-89-1)
- 6-(Piperidin-4-yl)picolinamide (CAS 1268520-86-0)
- 3-Ethoxy-2,4-difluorobenzonitrile (CAS 1017778-32-3)
- C-Peptide 1 (rat) (CAS 41475-27-8)
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