N-BENZYLQUININIUM CHLORIDE
Synonym(s):QUIBEC
- CAS NO.：67174-25-8
- Empirical Formula: C27H31ClN2O2
- Molecular Weight: 451.01
- MDL number: MFCD00198105
- EINECS: 224-828-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:59:05
What is N-BENZYLQUININIUM CHLORIDE?
Chemical properties
Off-white to brown powder
The Uses of N-BENZYLQUININIUM CHLORIDE
N-Benzylquininium chloride can be used as a phase transfer catalyst:
- In the sulfenylation of various β-keto sulfoxides.
- To synthesize N-carbamoyl-protected β-nitroamines from α-amido sulfones by asymmetric aza-Henry reaction.
General Description
N-Benzylquininium chloride (or Quibec) belongs to the class of cinchona family of alkaloids. It is used as a catalyst in the presence of hydroxide bases in various phase transfer reactions, epoxidations, alkylations, and Michael reactions.
Properties of N-BENZYLQUININIUM CHLORIDE
| Melting point: | 200-205 °C (dec.) (lit.) |
| refractive index | 227.5 ° (C=1.5, H2O) |
| storage temp. | 2-8°C |
| form | powder to crystal |
| color | White to Light yellow |
| optical activity | [α]20/D 235°, c = 1.5 in H2O |
| BRN | 5702637 |
| CAS DataBase Reference | 67174-25-8 |
Safety information for N-BENZYLQUININIUM CHLORIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for N-BENZYLQUININIUM CHLORIDE
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