5-Chlorobenzoxazole CAS 17200-29-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17200-29-2 |
| Molecular Formula | C7H4ClNO |
| Molecular Weight | 153.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chlorobenzoxazole (CAS 17200-29-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4ClNO. Molecular weight: 153.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4ClNO |
| Molecular Weight | 153.57 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorobenzoxazole Standards
- 7-Chlorobenzoxazole (CAS 1243378-99-5)
- 7-Chlorobenzoxazole-2-methanamine (CAS 1267094-00-7)
- 5-Chlorobenzoxazole-2-methanamine (CAS 936074-77-0)
- 6-Chlorobenzoxazole-2-methanamine (CAS 936074-79-2)
- 6-Chlorobenzoxazole-2(3H)-thione (CAS 22876-20-6)
- 7-Chlorobenzoxazole-2(3H)-thione (CAS 51793-93-2)
- 5-Chlorobenzoxazole-2-carboxylic Acid (CAS 49559-65-1)
Recommended Standards
- 4-Amino-5-chloronicotinonitrile (CAS 1706454-74-1)
- 1-Chloropyrrolo[1,2-d][1,2,4]triazine (CAS 1782637-47-1)
- 5-Amino-4-chloronicotinonitrile (CAS 1706438-68-7)
- 5-Ethyl-1,2-selenazole-3-carboxylic acid (CAS 503524-25-2)
- 3,4-Dichloro-1-(4-iodophenyl)-1H-pyrrole-2,5-dione (CAS 65833-15-0)
- ethyl 2-(prop-2-en-1-yloxy)acetate (CAS 15224-07-4)
- 8-Methyl-4-(2-phenylbutanoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326811-87-3)
- 2-Methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-7-amine (CAS 933724-86-8)
- (2E)-1-(3-Bromophenyl)-3-(3-methylthiophen-2-yl)prop-2-en-1-one (CAS 832126-79-1)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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