少なくとも１種のピラゾロピリジン単位を含む（不完全）対称性を有するアゾメチンタイプの直接染料、この染料を用いてケラチン繊維を染色するための方法

• Format: Patent
• Language: Japanese
• Published: 29.08.2019
• Subjects: ADHESIVES; CHEMISTRY; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM; DYEING OR PRINTING TEXTILES; DYES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; HUMAN NECESSITIES; HYGIENE; LAKES; LAUNDERING; MEDICAL OR VETERINARY SCIENCE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; POLISHES; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS; TEXTILES; TREATMENT OF TEXTILES OR THE LIKE

本発明の主題は、少なくとも１種の式（Ｉ）のピラゾロピリジン単位を含む対称性又は不完全対称性アゾメチン直接染料、前記染料を含む組成物、前記染料を使用してケラチン繊維を処理するための方法、これらの化合物を調製するための方法、合成中間体及びキットにある。式（Ｉ）中、Ｘ、Ｙ１、Ｙ２、Ｚ１及びＲ１〜Ｒ５は本明細書に定義した通りである。 The subject of the present invention is symmetric or dissymmetric azomethine direct dyes comprising at least one pyrazolopyridine unit of formula (I), a composition comprising said dyes, a process for treating keratin fibers using said dyes, a process for preparing these compounds, synthesis intermediates and a kit. In which formula (I) X, Y1, Y2, Z1, and R1 to R5 are as defined in the description.