Hydrochloric Acid → 2,3-Difluoro-6-methoxyphenol

HRID 428837

反応式

HRID 428837 の反応式
[F:1][C:2]1[CH:3]=[C:4]([O:9][CH3:10])[CH:5]=[CH:6][C:7]=1[F:8].C[O:12]B(OC)OC.Cl.OO>CCCCCC>[F:1][C:2]1[C:7]([F:8])=[CH:6][CH:5]=[C:4]([O:9][CH3:10])[C:3]=1[OH:12]

参加物

6

実験手順

Using the procedure of Example 39, 125 g of 3,4-difluoroanisole (commercial) and 500 ml of a 1.6 M solution of N-butyl-lithium in hexane were reacted at −72° C., and then 92.4 ml of trimethylborate, 500 ml of hydrochloric acid and 120 g of intermediate compound were reacted and the product was reacted with 440 ml of 30% hydrogen peroxide to obtain 82.4 g of the expected product melting at 46.6° C.

後処理

  1. customwere reacted at −72° C.

出典と根拠

ORDレコード
ord-10cec2e76eb542e8969dfa7c2bbe5564
出典データセット
uspto-grants-2001_11
特許番号
US06313305B1

関連ノート

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