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8.02506 Sigma-Aldrich

(+)-Cinchonine

for resolution of racemates for synthesis

Synonym: (+)-Cinchonine

  • CAS Number 118-10-5

  • Empirical Formula (Hill Notation) C19H22N2O

  • Molecular Weight 294.39

  •  MDL number MFCD00064372

  •  EC Index Number 204-234-6

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Properties

Quality Level   200
pH   9.0 (20 °C, 0.25 g/L in H2O, as aqueous solution)
mp   258-264 °C
solubility   0.25 g/L
bulk density   130 kg/m3
InChI   1S/C19H22N2O/c1-2-13-12-21-10-8-14(13)11-18(21)19(22)16-7-9-20-17-6-4-3-5-15(16)17/h2-7,9,13-14,18-19,22H,1,8,10-12H2/t13-,14-,18+,19-/m0/s1
InChI key   KMPWYEUPVWOPIM-QAMTZSDWSA-N
storage conditions   Store below +30°C.

Description

Analysis Note

Assay (HClO₄): ≥ 99.0 %
Spec. rotation [α²0/D (c=0.5 in methanol): +218.0 - +222.0 °
Identity (IR): passes test
Contains about 15 % Dihydrocinchonine.

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