The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
Feb. 24, 2022
Fujifilm Corporation, Tokyo, JP;
Kazuhei Kaneko, Kanagawa, JP;
Motomasa Takahashi, Kanagawa, JP;
FUJIFILM CORPORATION, Tokyo, JP;
Abstract
There are provided a method of producing a nucleic acid compound, in which a nucleic acid compound in which any one of a 3-position or a 5-position of a ribose structure is protected by a structure represented by Formula (1), and the nucleic acid compound. In Formula (1), a ring A represents a condensed polycyclic aromatic hydrocarbon ring or an aromatic heterocyclic ring, Y's each independently represent —OCR—, —NRCR—, or —SCR—, R's each independently represent a hydrogen atom, an alkyl group, an aromatic group, or an aromatic group-substituted alkyl group, k represents an integer of 1 to 5, R's are each independently an aliphatic hydrocarbon group or an organic group having an aliphatic hydrocarbon group, at least one aliphatic hydrocarbon group in k pieces of R's has 12 or more carbon atoms, and the ring A may further have a substituent in addition to Yand R.