2-Chloronaphtho[2,3-d]oxazole CAS 439607-91-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 439607-91-7 |
| Molecular Formula | C11H6ClNO |
| Molecular Weight | 203.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloronaphtho[2,3-d]oxazole (CAS 439607-91-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H6ClNO. Molecular weight: 203.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H6ClNO |
| Molecular Weight | 203.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloronaphtho Standards
- 1-Chloronaphtho[2,1-b]thiophene (CAS 85992-26-3)
- 2-Chloronaphtho[2,1-d]thiazole (CAS 17931-25-8)
- 2-Chloronaphtho[2,3-d]thiazole (CAS 91820-26-7)
- 2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine (CAS 72310-28-2)
- 1-Chloronaphtho[2,1-b]thiophene-2-carbonitrile (CAS 886360-79-8)
- 9-Chloronaphtho[1,2-b]benzofuran (CAS 1416620-13-7)
- 8-Chloronaphtho[2,1-b]benzofuran (CAS 1647008-46-5)
- 10-Chloronaphtho[2,1-b]benzofuran (CAS 2140822-95-1)
Recommended Standards
- 2-Chlorobenzofuro[2,3-b]pyridine (CAS 31874-87-0)
- 4-chlorofuro[3,2-c]quinoline (CAS 627086-17-3)
- 2-Chloro-5-fluorobenzo[d]thiazol-6-ol (CAS 2173205-63-3)
- 6-((Trifluoromethyl)thio)-2,3-dihydrobenzofuran-3-amine (CAS 1273655-14-3)
- (S)-1,2,3,4-Tetrahydro-3-isoquinoline-carboxylic acid hydrobromide (CAS 190961-15-0)
- 5-((4-Bromo-3,5-dimethyl-1H-pyrazol-1-yl)methyl)-4-methyl-4H-1,2,4-triazole-3-thiol (CAS 175202-35-4)
- 2-(4-Mesityl-2-pivalamidothiazol-5-yl)acetic acid (CAS 1416345-28-2)
- Ethyl 2-(2-chloroacetamido)-5-methyl-4-phenylthiophene-3-carboxylate (CAS 565179-42-2)
- (3-(Benzyloxy)-2,4-difluorophenyl)methanol (CAS 2635937-27-6)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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