1-(2-hydroxy-4,5-dimethylphenyl)-3-(pyridin-2-yl)propan-1-one | 1261284-44-9

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 1-(2-hydroxy-4,5-dimethylphenyl)-3-(pyridin-2-yl)propan-1-one
• 英文别名: 1-(2-hydroxy-4,5-dimethylphenyl)-3-(pyridine-2-yl)propan-1-one；1-(2-hydroxy-4,5-dimethylphenyl)-3-pyridin-2-ylpropan-1-one
• CAS: 1261284-44-9
• 化学式: C₁₆H₁₇NO₂
• 分子量: 255.316
• InChiKey: LRRQSQFTAUUTJO-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.4
• 重原子数：
  19
• 可旋转键数：
  4
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  50.2
• 氢给体数：
  1
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  (E)-1-(2-hydroxy-4,5-dimethylphenyl)-3-(pyridin-2-yl)prop-2-en-1-one 在 钯 crude product 、 silica gel 、 ethyl acetate n-hexane 作用下， 以 乙酸乙酯 为溶剂， 以to provide 0.58 g (47.7%) of final compound的产率得到1-(2-hydroxy-4,5-dimethylphenyl)-3-(pyridin-2-yl)propan-1-one
  参考文献：
  名称：

  Pyridine Derivatives With Umami Flavour

  摘要：

  一种化合物（包括其盐），其化学式为I，其中R1为H，甲基或乙基；R2为H，OH，氟，C1-C4线性或支链烷基，C1-C6烷氧基，其中烷基是线性或支链，或C3-C5环烷基；R3为H，甲氧基，甲基或乙基；或R2和R3共同形成桥连基团-O-CH2-O-，位于它们连接的苯基碳原子之间；R4为OH或甲氧基；R5和R6独立地为H或甲基；R1、R2、R3、R4、R5和R6的取值使得，（i）当R2和R3共同形成桥连基团-O-CH2-O-，位于它们连接的苯基碳原子之间时，R1、R5和R6为H，且R4为OH；（ii）当R4为OH且R1-R3为H时，至少有一个R5、R6为甲基，该化合物或其盐提供鲜味。

  公开号：

  US20140295045A1

文献信息

• Oxalamide Derivative As Umami Flavouring Agent
  申请人：Kaouas Abdelmajid

  公开号：US20120301587A1

  公开（公告）日：2012-11-29

  The compound of the formula (1) is novel and is useful in conferring umami taste on consumable compositions, such as foodstuffs and beverages.

  公式（1）的化合物是新颖的，并且在赋予食品和饮料等可食用组合物鲜味方面非常有用。
• [EN] PYRIDINE DERIVATIVES WITH UMAMI FLAVOUR<br/>[FR] DÉRIVÉS DE LA PYRIDINE AYANT UN GOÛT UMAMI
  申请人：GIVAUDAN SA

  公开号：WO2011004016A1

  公开（公告）日：2011-01-13

  A compound (including salts thereof) according to Formula I in which R1 is H, methyl or ethyl; R2 is H, OH, fluorine, C1-C4 linear or branched alkyl, C1-C6 alkoxy wherein the alkyl group is linear or branched, or a C3-C5 cycloalkyl moiety; R3 is H, methoxy, methyl or ethyl; or R2 and R3 together form a bridging moiety -O-CH2-O- between the phenyl carbon atoms to which they are connected; R4 is OH or methoxy; and R5 and R6 are independently H or methyl; R1, R2, R3, R4, R5 and R6 are such that, (i) when R2 and R3 together form a bridging moiety -O-CH2-O- between the phenyl carbon atoms to which they are connected, R1, R5, R6 are H, and R4 is OH; and (ii) when R4 is OH and R1-R3 are H, at least one of R5, R6 is methyl.

  公式I中的化合物（包括其盐），其中R1为H，甲基或乙基；R2为H，OH，氟，C1-C4线性或支链烷基，C1-C6烷氧基，其中烷基是线性或支链，或C3-C5环烷基；R3为H，甲氧基，甲基或乙基；或R2和R3共同形成桥连基-O-CH2-O-，连接到它们连接的苯基碳原子之间；R4为OH或甲氧基；R5和R6独立地为H或甲基；R1，R2，R3，R4，R5和R6满足以下条件：（i）当R2和R3共同形成桥连基-O-CH2-O-，连接到它们连接的苯基碳原子之间时，R1，R5，R6为H，R4为OH；（ii）当R4为OH且R1-R3为H时，R5，R6中至少有一个为甲基。
• Pyridine Derivatives With Umami Flavour
  申请人：Wang Yili

  公开号：US20120121783A1

  公开（公告）日：2012-05-17

  A compound (including salts thereof) according to Formula I in which R 1 is H, methyl or ethyl; R 2 is H, OH, fluorine, C 1 -C 4 linear or branched alkyl, C 1 -C 6 alkoxy wherein the alkyl group is linear or branched, or a C 3 -C 5 cycloalkyl moiety; R 3 is H, methoxy, methyl or ethyl; or R 2 and R 3 together form a bridging moiety —O—CH 2 —O— between the phenyl carbon atoms to which they are connected; R 4 is OH or methoxy; and R 5 and R 6 are independently H or methyl; R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are such that, (i) when R 2 and R 3 together form a bridging moiety —O—CH 2 —O— between the phenyl carbon atoms to which they are connected, R 1 , R 5 , R 6 are H, and R 4 is OH; and (ii) when R 4 is OH and R 1 —R 3 are H, at least one of R 5 , R 6 is methyl.

  公式I中的化合物（包括其盐），其中R1为H，甲基或乙基；R2为H，OH，氟，C1-C4线性或支链烷基，C1-C6烷氧基，其中烷基是线性或支链的，或C3-C5环烷基；R3为H，甲氧基，甲基或乙基；或R2和R3一起形成桥接基-O-CH2-O-，位于它们连接的苯基碳原子之间；R4为OH或甲氧基；且R5和R6独立地为H或甲基；R1，R2，R3，R4，R5和R6的取值使得，（i）当R2和R3一起形成桥接基-O-CH2-O-，位于它们连接的苯基碳原子之间时，R1，R5，R6为H，R4为OH；（ii）当R4为OH且R1-R3为H时，至少有一个R5，R6为甲基。
• PYRIDINE DERIVATIVES WITH UMAMI FLAVOUR
  申请人：Givaudan SA

  公开号：EP2451781B1

  公开（公告）日：2013-09-18
• PYRIDINE DERIVATIVES AND THEIR USE AS UMAMI TASTANTS
  申请人：Givaudan SA

  公开号：EP2758374B1

  公开（公告）日：2016-08-31