Methods for protection of stratified squamous epithelium against injury by noxious substances and novel agents for use therefor
申请人:——
公开号:US20020052408A1
公开(公告)日:2002-05-02
Novel sulfate ester agents and the use of those agents for treating gastroesophageal reflux disease (GERD) are described, exemplary agents being of the formula:
1
wherein X is —OCH
2
— or —CH
2
O—; Y is a group pendant from X comprising at least one —OSO
3
R
4
moiety, wherein R
4
is H or a pharmaceutically acceptable cation; n is an integer from 1-3; and R
1
and R
2
are each independently selected from the group consisting of —H, a halogen with an atomic number from 9 to 53, —SO
3
R
4
, —NCS, —NCO, —NH(CO)—OR
3
, —NH(CS)SR
3
, —NH(C═NH)OR
3
, —NHCOCH
2
Cl, —NHCOCH
2
Br, —NHCO—CH═CH
2
, —NHC(O)—CF
3
, wherein R
4
is H or a pharmaceutically acceptable cation.
本发明涉及一种新型硫酸酯类药剂及其用于治疗胃食管反流病(GERD)的用途,其中示例药剂具有以下结构式:1,其中X为—OCH2—或—CH2O—;Y为从X悬挂的基团,包括至少一个—OSO3R4基团,其中R4为H或药用可接受阳离子;n为1-3的整数;R1和R2各自独立地选择自—H、原子序数为9至53的卤素、—SO3R4、—NCS、—NCO、—NH(CO)—OR3、—NH(CS)SR3、—NH(C═NH)OR3、—NHCOCH2Cl、—NHCOCH2Br、—NHCO—CH═CH2、—NHC(O)—CF3,其中R4为H或药用可接受阳离子。