Chemical Name : 4,4'-Diisocyanato-3,3'-dimethyldiphenylmethane
CAS : 139-25-3
Synonyms: 3,3'-Dimethyldiphenylmethane-4,4'-di-iso-cyanate;4,4'-Diisocyanato-3,3'-dimethyldiphenylmethane;4,4'-Diisothiocyanato-3,3'-dimethyldiphenylmethane;Bis(4-isocyanato-3-methylphenyl)methane
Tetra

![4-Chloro-1h-pyrrolo[2,3-b]pyridine-5-carbaldehyde](https://thsciimg.chemcd.cn/TS14686.gif)

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