Methods, filters and compositions are disclosed for treating toxicity due to oxidative stress and toxic electrophiles.

A method for producing a compound represented by formula (C) wherein R.sup.1 represents an amino group protected with a protecting group, the method comprising a step of subjecting a compound represented by formula (B) wherein R.sup.1 represents the same meaning as above, to intramolecular cyclization to convert the compound into the compound represented by formula (C).

##STR00001##

A method for producing a compound represented by formula (C) wherein R.sup.1 represents an amino group protected with a protecting group, the method comprising a step of subjecting a compound represented by formula (B) wherein R.sup.1 represents the same meaning as above, to intramolecular cyclization to convert the compound into the compound represented by formula (C).

##STR00001##

A method for producing a compound represented by formula (C) wherein R.sup.1 represents an amino group protected with a protecting group, the method comprising a step of subjecting a compound represented by formula (B) wherein R.sup.1 represents the same meaning as above, to intramolecular cyclization to convert the compound into the compound represented by formula (C).

##STR00001##

Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.

Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.

Acrylamide photoinitiators are provided, in which a photoinitiator moiety and an acrylamide are incorporated into the photoinitiator structure.

Acrylamide photoinitiators are provided, in which a photoinitiator moiety and an acrylamide are incorporated into the photoinitiator structure.

The present application relates to mass spectrometry methods for use in identifying proteins or other biomolecules which are bound irreversibly by test compounds.

The present application relates to mass spectrometry methods for use in identifying proteins or other biomolecules which are bound irreversibly by test compounds.