Production intermediate of polymerizable compound, production method for same, composition, and stabilization method

A composition comprising:

• a compound of formula (II);
• either or both of a halogenating agent and a halogenating agent-derived product;
• and
• a nitrogen atom-containing polar aprotic solvent in an amount of at least 0.5 equivalents relative to the compound of formula (II), wherein
• in formula (II):
• R is a hydrogen atom or a methyl group;
• Y1 is a chemical single bond, —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• Y2 is —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• G1 is an optionally substituted divalent chain aliphatic group having a carbon number of 1-20 that may be interrupted by —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR2—C(═O)—, —C(═O)—NR2—, —NR2—, or —C(═O)—, but is not interrupted by two or more adjacent —O— or —S—, where R2 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• A1 and A2 each are, independently of one another, an optionally substituted divalent aromatic hydrocarbon group having a carbon number of 3-12 or an optionally substituted divalent alicyclic hydrocarbon group having a carbon number of 3-12;
• X is a halogen atom;
• and
• n is 1.

A stabilization method for a compound of formula (II)

• comprising
• providing a nitrogen atom-containing polar aprotic solvent, in an amount of at least 0.5 equivalents relative to the compound of formula (II), in an organic solvent solution containing the compound of formula (II) and either or both of a halogenating agent and a halogenating agent-derived product, wherein
• in formula (II):
• R is a hydrogen atom or a methyl group;
• Y1 is a chemical single bond, —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• Y2 is —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• G1 is an optionally substituted divalent chain aliphatic group having a carbon number of 1-20 that may be interrupted by —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR2—C(═O)—, —C(═O)—NR2—, —NR2—, or —C(═O)—, but is not interrupted by two or more adjacent —O— or —S—, where R2 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• A1 and A2 each are, independently of one another, an optionally substituted divalent aromatic hydrocarbon group having a carbon number of 3-12 or an optionally substituted divalent alicyclic hydrocarbon group having a carbon number of 3-12;
• X is a halogen atom;
• and
• n is 1.

A compound of formula (II)

• where, in formula (II):
• R is a hydrogen atom or a methyl group;
• Y1 is a chemical single bond, —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• Y2 is —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR1—C(═O)—, or —C(═O)—NR1—, where R1 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• G1 is an optionally substituted divalent chain aliphatic group having a carbon number of 1-20 that may be interrupted by —O—, —S—, —O—C(═O)—, —C(═O)—O—, —O—C(═O)—O—, —NR2—C(═O)—, —C(═O)—NR2—, —NR2—, or —C(═O)—, but is not interrupted by two or more adjacent —O— or —S—, where R2 is a hydrogen atom or an alkyl group having a carbon number of 1-6;
• A1 is an optionally substituted divalent aromatic hydrocarbon group having a carbon number of 3-12 or an optionally substituted divalent alicyclic hyrdocarbon group having a carbon number of 3-12;
• A2 is an optionally substituted divalent alicyclic hydrocarbon group having a carbon number of 3-12, an unsubstituted divalent aromatic hydrocarbon group which has a carbon number of 3-12, or a divalent aromatic hydrocarbon group which has a carbon number of 3-12 and is substituted by at least one substituent selected from the group consisting of a halogen atom, a cyano group, a hydroxyl group, an alkyl group having a carbon number of 1-6, a nitro group, and a—C(=O)-OR7 group, where R7 is an alkyl group having a carbon number of 1-6;
• X is a halogen atom;
• and
• n is 1.