6-CHLORO-4-CHLOROMETHYL-7-HYDROXY-CHROMEN-2-ONE synthesis
2synthesis methods
- Product Name:6-CHLORO-4-CHLOROMETHYL-7-HYDROXY-CHROMEN-2-ONE
- CAS Number:223420-30-2
- Molecular formula:C10H6Cl2O3
- Molecular Weight:245.06
Yield:223420-30-2 99%
Steps:
1 6-Chloro-4-chloromethyl-7-hydroxycoumarin (12).
6-Chloro-4-chloromethyl-7-hydroxycoumarin (12). This compound was prepared by the same method as compound 11, starting with 4-chlororesorcinol rather than 4-bromoresorcinol, to yield 2.50 g (99% yield) of compound 12 as a solid. 1H NMR (CD3OD) δ 7.96 (1H, s), 6.86 (1H, s), 6.43 (1H, s), 4.83 (2H, s).
References:
US2002/16472,2002,A1
6-CHLORO-4-CHLOROMETHYL-7-HYDROXY-CHROMEN-2-ONE Related Search:
(αR,βS)-β-[[(1,1-DiMethylethoxy)carbonyl]aMino]-α-hydroxy-4-(phenylMethoxy)-benzenepropanoic Acid Ethyl Ester
Epothilone B
(4S,5R)-2,2-DiMethyl-4-[4-(phenylMethoxy)phenyl]-N-DiMethylethoxycarbonyl-3,5-oxazolidinecarboxylic Acid Ethyl Ester
4-[(1E,3S,5Z,8R/S,10S)-3,11-Bis-{[tert-butyl(dimethyl)silyl]oxy}-2,6,10-trimethyl-8-(phenylsulfonyl)undeca-1,5-dienyl]-2-methyl-1,3-thiazole
(3S,6R,7S,12Z,15S,16E)-3,7-Bis-{[tert-butyl(dimethyl)silyl]oxy}-15-hydroxy-4,4,6,8,12,16-hexamethyl-17-(2-methyl-1,3-thiazol-4-yl)-5-oxoheptadeca-12,16-dienoic Acid
Methyl (2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenylpropanoate
(4S,5R)-2,2-DiMethyl-4-[4-(phenylMethoxy)phenyl]-3,5-oxazolidinedicarboxylic Acid 3-(1,1-DiMethylethyl) Ester
2-Bromobenzene-1,3-dialdehyde
2'-O-(tert-Butyldimethylsilyl)-6,7-dehydropaclitaxel
Cabazitaxel Impurity 32 (Mixture of Diastereomers)