C07C245/22 - CPC Classification Index

ClassID:

92938 ⎘

C07C245/22 - CPC Classification

Classification description:

Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond containing chains of three or more nitrogen atoms with one or more nitrogen-to-nitrogen double bonds

Sub-classes:

C07C245/24 » Chains of only three nitrogen atoms, e.g. diazoamines 27

Recent Application in this class:

20180210114

2018-07-26

Ophthalmic lens material and ophthalmic lens of such material