Hydrochloric Acid → HCID 67851899, 화합물

HRID 486600노트

반응식

HRID 486600 반응식
[C:1]([C:4]1[CH:5]=[CH:6][C:7]([Cl:14])=[C:8]([S:10](Cl)(=[O:12])=[O:11])[CH:9]=1)([OH:3])=[O:2].S([O-])([O-])=O.[Na+:19].[Na+].Cl>O>[C:1]([C:4]1[CH:5]=[CH:6][C:7]([Cl:14])=[C:8]([S:10]([O-:12])=[O:11])[CH:9]=1)([OH:3])=[O:2].[Na+:19].[Na+:19].[C:1]([C:4]1[CH:5]=[CH:6][C:7]([Cl:14])=[C:8]([S:10]([O-:12])=[O:11])[CH:9]=1)([OH:3])=[O:2]

참가 물질

5

반응물 3

HCID 313Hydrochloric AcidHCID 24437Sodium SulfiteHCID 756134-Chloro-3-(chlorosulphonyl)benzoic acid

생성물 1

HCID 67851899HCID 67851899, 화합물

시약·촉매·용매 1

HCID 962Water용매

실험 절차

is obtained from 186 g of 5-carboxy-2-chlorobenzenesulfinic acid, prepared by reduction of 261 g of 5-carboxy-2-chlorobenzenesulfonyl chloride with 157 g of sodium sulfite in 700 ml of water at 70° C. at pH 9-10 and subsequent acidification using HCl, by neutralization with 67.6 g of caustic soda in 2 liters of water, removal of the latter by distillation and crystallization of the residue with acetone.

후처리

  1. customby neutralization with 67.6 g of caustic soda in 2 liters of water, removal of the latter
  2. distillationby distillation and crystallization of the residue with acetone

출처 및 근거

ORD 기록
ord-63a390847d6c495cbf2b69ef11fb6405
출처 데이터셋
uspto-grants-1994_03
특허 번호
US05292755

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