2-(Chloromethyl)-6,7-difluorobenzoxazole CAS 948007-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 948007-83-8 |
| Molecular Formula | C8H4ClF2NO |
| Molecular Weight | 203.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Chloromethyl)-6,7-difluorobenzoxazole (CAS 948007-83-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4ClF2NO. Molecular weight: 203.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H4ClF2NO |
| Molecular Weight | 203.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloromethyl Standards
- 2-(chloromethyl)-5,6-difluorobenzo[d]oxazole (CAS 944903-29-1)
- 2-(Chloromethyl)-5-nitro-2,3-dihydroimidazo[2,1-b]oxazole (CAS 73332-80-6)
- Methyl 5-(chloromethyl)-3-fluoropyridine-2-carboxylate (CAS 1263058-99-6)
- Methyl 6-(chloromethyl)-4-fluoropicolinate (CAS 1393543-52-6)
- Methyl 2-(chloromethyl)-6-fluoroisonicotinate (CAS 1393570-18-7)
- 1-(Chloromethyl)-4-fluoro-2-methyl-3-nitrobenzene (CAS 1806307-00-5)
- 5-Chloromethyl-3-methyl-isoxazole-4-carboxylic acid ethyl ester (CAS 500906-24-1)
- ethyl 3-(chloromethyl)-5-methyl-1,2-oxazole-4-carboxylate (CAS 266341-73-5)
Recommended Standards
- Regorafenib Impurity 47 (CAS 51488-21-2)
- 2-(Chlorodifluoromethyl)benzo[d]oxazole (CAS 212311-54-1)
- 1,5-Dimethyl-4-nitro-1H-pyrazole-3-carbonyl chloride (CAS 1006433-32-4)
- Isonicotinic acid (3-amino-isoindol-1-ylidenE)-hydrazide (CAS 519150-46-0)
- 7,8-Dihydro-6H-pyrrolo[2,3-g]quinoxaline (CAS 20771-32-8)
- 2,2-Difluoro-2-(3-fluorophenyl)acetamide (CAS 1375471-77-4)
- 1-(4-Methoxyphenyl)-4-(2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine-4-carbonyl)pyrrolidin-2-one (CAS 950424-45-0)
- N,N'-(9,10-Dioxo-9,10-dihydroanthracene-1,5-diyl)diacetamide (CAS 129-30-6)
- 5-Chloronaphthalene-1-carbothioamide (CAS 1354750-18-7)
- Neuropeptide Y (13-36) (human, rat) (CAS 122341-40-6)
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