EINECS 243-131-0;6,7,-dihydroxy-2-oxo-2H-1-benzopyran-4-methanesulfonic acid,compound with 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinoline (1:1);6,7,-Dihydroxy-2-oxo-2H-1-benzopyran-4-methanesulphonic acid,compound with 1-((3,4-dimethoxyphenyl)methyl)-6,7-dimethoxyisoquinoline (1:1);
![19524-64-2,6,7-dihydroxy-2-oxo-2H-chromen-4-yl methanesulfonate - 1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline (1:1),EINECS 243-131-0;6,7,-dihydroxy-2-oxo-2H-1-benzopyran-4-methanesulfonic acid,compound with 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinoline (1:1);6,7,-Dihydroxy-2-oxo-2H-1-benzopyran-4-methanesulphonic acid,compound with 1-((3,4-dimethoxyphenyl)methyl)-6,7-dimethoxyisoquinoline (1:1);](http://www.lookchem.com/300w//file1.lookchem.com/300w/synthetic/2022-02-02-04/49033e59-8e7f-4206-b8f1-432076d96160.png)