1189516-65-1 | 9-Keto Risperidone
Molecular Formula: C23H25FN4O3
Molecular Weight: 424.47
Purity: 97% Min.
Package: 250 mg
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Product Introduction
Introduction
9-Keto Risperidone is an useful research intermediate.
Specification of CAS: 1189516-65-1 9-Keto Risperidone
ITEMS | SPECIFICATION |
pka | 8.02 |
Melting point | 58-62°C |
density | 1.44 g/cm3 |
storage temp. | Hygroscopic, -20°C Freezer, Under Inert Atmosphere |
Boiling point | 594.7 °C |
Synthesis of CAS: 1189516-65-1 9-Keto Risperidone
Conditions:
Stage #1: 3-(2-(4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl)ethyl)-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one-9-carbaldehyde With peracetic acid In water at 35 - 40℃; for 0.333333h;
Stage #2: With sodium hydrogencarbonate In dichloromethane; water pH=7.3;
Reference:
SYNTHON B.V.; BARTL, Jiri; BENOVSKY, Petr; KRAJCOVIC, Jozef
WO2010/3703, 2010, A2
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