FIELD: organic chemistry, chemical technology.
SUBSTANCE: invention relates to a method for preparing derivatives of 3-phenylsulfonylanthra-[1,9-cd]-isoxazole-6-one of the general formula: wherein X means hydrogen, halogen atom or lower alkyl; Y means hydrogen atom or hydroxy-group. Method involves heating derivative of 2-phenylsulfonylanthraquinone in organic solvent wherein 1-(triazene-N-sulfonate)-2-phenylsulfonylanthraquinone of the general formula: wherein X and Y have above given values is used as derivative of 2-phenylsulfonylanthraquinone that is boiled in alkali alcoholic solution followed by neutralization with acetic acid. Invention provides simplifying technology of the process and expanding assortment of the end products.
EFFECT: improved preparing method.
2 tbl, 3 ex
Title | Year | Author | Number |
---|---|---|---|
METHOD OF OBTAINING DERIVATIVES 3-AROILANTRA-(1,9-cd)ISOXAZOLE-6-ONE | 2007 |
|
RU2330029C1 |
METHOD FOR PREPARING DERIVATIVES OF 3-PHENYLSULFONYLANTHRA-[1,9-cd]-ISOXAZOLE-6-ONE | 2005 |
|
RU2276143C1 |
METHOD FOR PRODUCTION OF DERIVATIVES OF 3-PHENYLTHIOANTHRA/1,9-CD/ISOXAZOLE-6-ON | 1994 |
|
RU2074183C1 |
METHOD FOR PREPARING DERIVATIVES OF 5,6-PHTHALYLPHENOTHIAZINE-S,S-DIOXIDE | 2005 |
|
RU2276145C1 |
METHOD FOR PREPARING DERIVATIVES OF 5,6-PHTHALYLPHENOTHIAZINE-S,S-DIOXIDE | 2005 |
|
RU2277088C1 |
METHOD OF 7,8-PHTALOYLACRIDONE DERIVATIVES PRODUCTION | 2007 |
|
RU2332407C1 |
METHOD OF OBTAINING DERIVED 3-AROILANTRA-(1,9-cd)ISOXAZOLE-6-ONE | 2007 |
|
RU2330028C1 |
METHOD FOR PRODUCTION OF DERIVATIVES OF 3-PHENYLOXY-5-HYDROXYANTHRA-[1,9-CD]ISOXAZOL-6-ON | 1993 |
|
RU2065438C1 |
METHOD FOR PRODUCTION OF DERIVATIVES OF 5,6-PHTHALYL PHENOTHIAZINE | 1994 |
|
RU2072356C1 |
METHOD FOR PRODUCTION OF DERIVATIVES OF 3-PHENYLTHIOANTHRA[1,9-CD]-ISOXAZOL-6-ON | 1994 |
|
RU2065440C1 |
Authors
Dates
2006-05-10—Published
2005-02-07—Filed