JP5383191B2 - 清涼化合物 - Google Patents
清涼化合物 Download PDFInfo
- Publication number
- JP5383191B2 JP5383191B2 JP2008526348A JP2008526348A JP5383191B2 JP 5383191 B2 JP5383191 B2 JP 5383191B2 JP 2008526348 A JP2008526348 A JP 2008526348A JP 2008526348 A JP2008526348 A JP 2008526348A JP 5383191 B2 JP5383191 B2 JP 5383191B2
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- 150000001875 compounds Chemical class 0.000 title claims description 41
- 210000000214 mouth Anatomy 0.000 claims description 10
- 239000000551 dentifrice Substances 0.000 claims description 6
- -1 3-p-menthyl ring Chemical group 0.000 claims description 5
- 235000013361 beverage Nutrition 0.000 claims description 5
- 239000002324 mouth wash Substances 0.000 claims description 5
- 230000035807 sensation Effects 0.000 claims description 5
- 235000019505 tobacco product Nutrition 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000002674 ointment Substances 0.000 claims description 4
- 235000009508 confectionery Nutrition 0.000 claims description 3
- 239000002537 cosmetic Substances 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 239000002884 skin cream Substances 0.000 claims description 3
- 230000037406 food intake Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 5
- 238000001816 cooling Methods 0.000 description 14
- 239000000047 product Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- NOOLISFMXDJSKH-UTLUCORTSA-N (+)-Neomenthol Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@@H]1O NOOLISFMXDJSKH-UTLUCORTSA-N 0.000 description 5
- NOOLISFMXDJSKH-UHFFFAOYSA-N DL-menthol Natural products CC(C)C1CCC(C)CC1O NOOLISFMXDJSKH-UHFFFAOYSA-N 0.000 description 5
- 229940041616 menthol Drugs 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 235000019615 sensations Nutrition 0.000 description 4
- 239000000606 toothpaste Substances 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- NFLGAXVYCFJBMK-RKDXNWHRSA-N (+)-isomenthone Natural products CC(C)[C@H]1CC[C@@H](C)CC1=O NFLGAXVYCFJBMK-RKDXNWHRSA-N 0.000 description 2
- 238000005160 1H NMR spectroscopy Methods 0.000 description 2
- RQXTZKGDMNIWJF-UHFFFAOYSA-N 2-butan-2-ylcyclohexan-1-one Chemical compound CCC(C)C1CCCCC1=O RQXTZKGDMNIWJF-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- RWAXQWRDVUOOGG-UHFFFAOYSA-N N,2,3-Trimethyl-2-(1-methylethyl)butanamide Chemical compound CNC(=O)C(C)(C(C)C)C(C)C RWAXQWRDVUOOGG-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 125000002619 bicyclic group Chemical group 0.000 description 2
- PNZXMIKHJXIPEK-UHFFFAOYSA-N cyclohexanecarboxamide Chemical compound NC(=O)C1CCCCC1 PNZXMIKHJXIPEK-UHFFFAOYSA-N 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- ZYTMANIQRDEHIO-KXUCPTDWSA-N isopulegol Chemical compound C[C@@H]1CC[C@@H](C(C)=C)[C@H](O)C1 ZYTMANIQRDEHIO-KXUCPTDWSA-N 0.000 description 2
- 229930007503 menthone Natural products 0.000 description 2
- 125000002950 monocyclic group Chemical group 0.000 description 2
- 239000012044 organic layer Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DTGKSKDOIYIVQL-WEDXCCLWSA-N (+)-borneol Chemical group C1C[C@@]2(C)[C@@H](O)C[C@@H]1C2(C)C DTGKSKDOIYIVQL-WEDXCCLWSA-N 0.000 description 1
- 239000001871 (1R,2R,5S)-5-methyl-2-prop-1-en-2-ylcyclohexan-1-ol Substances 0.000 description 1
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 1
- WMEBPQLEDFWBRX-UHFFFAOYSA-N 2,3-dimethyl-2-propan-2-ylbutanoyl chloride Chemical compound CC(C)C(C)(C(C)C)C(Cl)=O WMEBPQLEDFWBRX-UHFFFAOYSA-N 0.000 description 1
- MDVYIGJINBYKOM-UHFFFAOYSA-N 3-[[5-Methyl-2-(1-methylethyl)cyclohexyl]oxy]-1,2-propanediol Chemical compound CC(C)C1CCC(C)CC1OCC(O)CO MDVYIGJINBYKOM-UHFFFAOYSA-N 0.000 description 1
- NUKYPUAOHBNCPY-UHFFFAOYSA-N 4-aminopyridine Chemical compound NC1=CC=NC=C1 NUKYPUAOHBNCPY-UHFFFAOYSA-N 0.000 description 1
- CTMTYSVTTGVYAW-FRRDWIJNSA-N 5-[(1r,2s,5r)-5-methyl-2-propan-2-ylcyclohexyl]oxy-5-oxopentanoic acid Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@H]1OC(=O)CCCC(O)=O CTMTYSVTTGVYAW-FRRDWIJNSA-N 0.000 description 1
- WXABJFUNSDXVNH-UHFFFAOYSA-N 5-methyl-2-propan-2-yl-n-(2-pyridin-2-ylethyl)cyclohexane-1-carboxamide Chemical compound CC(C)C1CCC(C)CC1C(=O)NCCC1=CC=CC=N1 WXABJFUNSDXVNH-UHFFFAOYSA-N 0.000 description 1
- WQMOBCKNRZQJDU-UHFFFAOYSA-N 5-methyl-2-propan-2-yl-n-pyridin-4-ylcyclohexane-1-carboxamide Chemical compound CC(C)C1CCC(C)CC1C(=O)NC1=CC=NC=C1 WQMOBCKNRZQJDU-UHFFFAOYSA-N 0.000 description 1
- LEDWHZJKVDKYHH-UHFFFAOYSA-N C(=O)(O)Cl.C1(CCC(CC1)C(C)C)C Chemical compound C(=O)(O)Cl.C1(CCC(CC1)C(C)C)C LEDWHZJKVDKYHH-UHFFFAOYSA-N 0.000 description 1
- 0 C*(C)C*(C)NC(C(*)(*)*)=O Chemical compound C*(C)C*(C)NC(C(*)(*)*)=O 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000005979 Citrus limon Nutrition 0.000 description 1
- 244000131522 Citrus pyriformis Species 0.000 description 1
- 206010013911 Dysgeusia Diseases 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000006679 Mentha X verticillata Nutrition 0.000 description 1
- 235000002899 Mentha suaveolens Nutrition 0.000 description 1
- 235000001636 Mentha x rotundifolia Nutrition 0.000 description 1
- NFLGAXVYCFJBMK-UHFFFAOYSA-N Menthone Chemical compound CC(C)C1CCC(C)CC1=O NFLGAXVYCFJBMK-UHFFFAOYSA-N 0.000 description 1
- BLILOGGUTRWFNI-UHFFFAOYSA-N Monomenthyl succinate Chemical compound CC(C)C1CCC(C)CC1OC(=O)CCC(O)=O BLILOGGUTRWFNI-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- UJNOLBSYLSYIBM-WISYIIOYSA-N [(1r,2s,5r)-5-methyl-2-propan-2-ylcyclohexyl] (2r)-2-hydroxypropanoate Chemical compound CC(C)[C@@H]1CC[C@@H](C)C[C@H]1OC(=O)[C@@H](C)O UJNOLBSYLSYIBM-WISYIIOYSA-N 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000005073 adamantyl group Chemical group C12(CC3CC(CC(C1)C3)C2)* 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 230000035597 cooling sensation Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229940095045 isopulegol Drugs 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229940051866 mouthwash Drugs 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- ZYTMANIQRDEHIO-UHFFFAOYSA-N neo-Isopulegol Natural products CC1CCC(C(C)=C)C(O)C1 ZYTMANIQRDEHIO-UHFFFAOYSA-N 0.000 description 1
- 238000002953 preparative HPLC Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 230000000707 stereoselective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229940034610 toothpaste Drugs 0.000 description 1
- 125000006168 tricyclic group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/40—Acylated substituent nitrogen atom
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L2/00—Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
- A23L2/52—Adding ingredients
- A23L2/56—Flavouring or bittering agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
- A61K8/4906—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom
- A61K8/4926—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having six membered rings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
- A61K2800/24—Thermal properties
- A61K2800/244—Endothermic; Cooling; Cooling sensation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
- A61K2800/92—Oral administration
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Nutrition Science (AREA)
- Polymers & Plastics (AREA)
- Birds (AREA)
- Epidemiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cosmetics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Fats And Perfumes (AREA)
- Medicinal Preparation (AREA)
Description
学物質は、当該技術分野で周知であり、食料品、タバコ製品、飲料、歯磨き剤、うがい薬
およびトイレタリー製品などの、種々の製品において広く使用されている。
ミド類からなる。これらの化合物の例は、例えば、英国特許GB1,351,761-2及び米国特許U
S4,150,052中に記載されている。
清涼効果(cooling effect)を示すことが、見出された。したがって、清涼効果を製品に
提供する方法であって、式I
MeOおよびEtOからなる群より独立して選択され、R1、R2およびR3は、ともに
少なくとも6個の炭素原子を含み、以下のように選択される、
(a)(i)R1は、H、Me、Et、イソプロピルおよびC4〜C5の分枝鎖アルキル
からなる群より選択される、ならびに
(ii)R2およびR3は、Me、Et、イソプロピルおよびC4の分枝鎖アルキルから
なる群より独立して選択される、または
(b)いずれか2つまたは全てのR1、R2およびR3は、一緒になって最大10個の炭
素原子を有する単環式、二環式または三環式の基を形成する、
で表される化合物の少なくとも1つを、製品へ取り込むことを含む、前記方法を提供する
。
Meは、メチル基として定義され、Etは、エチル基として定義される。
上記(b)に記載される環式基の例は、3−パラ−メンチル、ボルニルおよびアダマン
チルを含む。
が立体異性体の混合物として存在してもよく、それらを異性体的に純粋な形態として分割
してもよい。立体異性体の分割は、これらの物質の製造および精製に複雑性を加え、そし
てそのため、単純な経済的理由により、それらの立体異性体の混合物としての化合物を使
用することが好まれる。しかし、個々の立体異性体を製造することを望むならば、これは
、当該技術分野において知られている方法、例えば分取HPLCおよびGC、または立体
選択的合成に従って達成される。
る化合物である。ある態様では、化合物は、mが、2であり、X、YおよびZが、Hまた
はMeであり、R1、R2およびR3が、表1から選ばれる。
メンチル環を形成する化合物である。
(ピリジンアルキル)シクロヘキサンカルボキサミド、および(2S,5R)−2−イソ
プロピル−5−メチル−N−(ピリジンアルキル)シクロヘキサンカルボキサミドである
。これらの格別な例は、(1R,2S,5R)−2−イソプロピル−5−メチル−N−(
2−(ピリジン−4−イル)エチル)シクロヘキサンカルボキサミド、および(2S,5
R)−2−イソプロピル−5−メチル−N−(2−(ピリジン−4−イル)エチル)シク
ロヘキサンカルボキサミドである。
り、X、Y、Z、R1、R2およびR3は、前記において与えられた意味を有し、但しR
2およびR3が、パラ−メンチル環を形成する場合、R1、X、YおよびZの少なくとも
1つが、H以外の基であることを条件とする、化合物が提供される。
えられた意味を有する、による化合物が提供される。
ある態様では、R1は、水素であり、R2およびR3は、独立してMe、EtおよびC
3〜C4の分枝鎖アルキルからなる群より選択され、またはR1、R2およびR3は、一
緒になって最大10個の炭素原子を有する単環式、二環式または三環式の基を形成する。
れてもよい。
それらの化合物は、それらの驚くほど高い清涼効果(類似の既知の化合物よりも最大1
00倍高い)、および清涼効果の持続性(longevity)により、先行技術の類似の化合物
から区別される。これらの化合物はまた、ミントオイルのような油性溶媒、および清涼飲
料のような酸性水溶液への高い溶解性を有する。これらの特徴は、清涼化合物の使用を、
広範な種々の製品へ拡大する。
い。「適用」は、例えば、経口摂取、またはタバコ製品の場合には吸入など、接触させる
任意の形態を意味する。皮膚への適用の場合には、例えば、クリームもしくは軟膏、また
は噴霧可能な組成物中に化合物を含ませることによってでもよい。したがって、前記の化
合物を含む製品を適用することにより、口腔または皮膚へ清涼効果を与える方法を提供す
る。
き剤および歯磨き用ゲルのような歯磨き剤、うがい薬、食料品、飲料品、菓子類、タバコ
製品、スキンクリームおよび軟膏類、化粧品および医薬品の両方などが挙げられる。
て使用してもよく、例としては、メントール、メントン、イソプレゴール、N−エチルp
‐メンタンカルボキサミド(WS−3)、N,2,3−トリメチル−2−イソプロピルブ
タンアミド(WS−23)、乳酸メンチル(Frescolat(登録商標)ML)、メントングリセ
リンアセタール(Frescolat(登録商標)MGA)、コハク酸モノ−メンチル(Physcool(登録
商標))、グルタル酸モノ−メンチル、O−メンチルグリセリン(CoolAct(登録商標)10)
、メンチル−N,N−ジメチルスクシンアメート、および2−sec−ブチルシクロヘキ
サノン(Freskomenthe(登録商標))などが挙げられる。
ここで、いくつかの態様を、以下の非限定的な例を用いて、さらに説明する。
N−(4−ピリジニル)p−メンタンカルボキサミド[(1R,2S,5R)−2−イソ
プロピル−5−メチル−N−(2−(ピリジン−4−イル)エチル)シクロヘキサンカル
ボキサミド]の製造
4.7g(50mmol)のピリジン−4−イルアミン、4.04mLのピリジンおよ
び100mLのMtBEを、フラスコに加えた。この混合物に、10gの塩化p−メンタ
ンカルボキシルを、5分以上かけて滴下添加した。反応混合物を、24時間撹拌した。反
応混合物に50mLの水を加え、混合物を分離した。有機層を、50mLの水および50
mLの塩水で洗浄した。有機層を、MgSO4で乾燥した。溶媒を真空で蒸発させ、粗生
成物を得て、これをヘキサンから再結晶して、以下のスペクトル特性を有する、6.2g
の所望の生成物を得た:
MS: 260 ([M+●]), 217, 149, 121, 95
1H NMR (300 MHz; CDCl3) δ: 8.49 (d, 2H), 7.77 (s, 1H), 7.52 (d, 2H), 2.22 (td,
1H), 1.9 (broad d, 2H), 1.85 -1.57 (m, 3H), 1.44 -1.22 (m, 2H), 1.16- 0.99 (m, 2
H), 0.94 (d, 3H), 0.91 (d, 3H), 0.81 (d, 3H)
13C NMR (75 MHz; CDCl3) δ: 175.4, 150.5, 145.0, 113.4, 50.7, 44.3, 39.25, 34.3,
32.1, 28.7, 23.7, 22.1, 21.2, 16.1
N−(2−ピリジン−2−イルエチル)p−メンタンカルボキサミド[(1R,2S,5
R)−2−イソプロピル−5−メチル−N−(2−(ピリジン−2−イル)エチル)シク
ロヘキサンカルボキサミド]の製造
例1に記載された製法と同様の製法により、以下のスペクトル特性を有する所望の生成
物を得た:
MS: 288 ([M+●]), 273, 245, 149, 121, 95
1H NMR (300 MHz; DMSO) δ: 8.53 (d, 1H), 7.62 (td, 1H), 7.16 (m, 2H), 6.43 (s, 1
H), 3.67 (nontuplet, 2H), 3.00 (t, 2H), 1.95 (td, 1H), 1.84-1.53 (m, 4H), 1.47 (
broad t, 1H), 1.4-1.1 (m, 2H), 0.87 (d, 3H), 0.84 (d, 3H), 0.66 (d, 3H)
13C NMR (75 MHz; DMSO) δ: 175.8, 159.7, 148.9, 136.7, 123.6, 121.55, 49.8, 44.3
, 39.4, 38.35, 36.9, 34.6, 32.3, 28.55, 23.9, 22.3, 21.3, 15.95
2−イソプロピル−2,3−ジメチル−N−(2−(ピリジン−2−イル)エチル)ブタ
ンアミドの製造
塩化2−イソプロピル−2,3−ジメチルブタノイルを使用した、例1に記載された製
法と同様の製法により、以下のスペクトル特性を有する所望の生成物を得た:
MS: 262 ([M+]), 220, 205, 149, 121, 106, 93
1H NMR (300 MHz; CDCl3) 8.53 (d, 1H), 7.63 (t, 1H), 7.16 (m, 2H), 6.69 (s, 1H),
3.67 (dd, 2H), 2.99 (t, 2H), 1.96 (m, 2H), 0.96 (s, 3H), 0.85 (d, 6H), 0.79 (d,
6H)
13C (75MHz; CDCL3) 175.6, 160.0, 149.1, 136.6, 123.4, 121.5, 51.4, 38.4, 36.9, 3
2.6, 18.1, 17.4, 14.1
清涼効果の評価
被験者の小集団に、種々の清涼化合物の水溶液の味見と、2ppmにおけるメントール
溶液の清涼強度と比較し、同等またはわずかに強い清涼強度(cooling intensity)を有
する溶液を指し示すように依頼した。同一の被験者に、選択された濃度におけるそれらの
溶液の味見と、口中に清涼感が感じられなくなるまで、一定時間ごとに清涼強度を記録す
ることを依頼した。結果を、表2に示す。
100倍強く、かつ持続することが理解できる。式Iで表される化合物はまた、従来の最
良の清涼化合物であるWS−3よりもはるかに強い。
味見と、2ppmにおけるメントール溶液の清涼強度と比較して、同等またはわずかに強
い清涼強度を有する溶液を指し示すよう依頼した。これは、「等強度濃度(isointensive
concentration)」である。結果を、表3に示す。
てが、基準の清涼化合物であるメントールおよびWS−3よりも、低い水準の使用量を有
することが理解できる。
うがい薬における適用
をして吐き出した。冷涼感(icy-cool sensation)が、口内ならびに唇のあらゆる領域で感
じられた。
練り歯磨き剤における適用
にのせ、被験者の歯を磨いた。口を水ですすぎ、水を吐き出した。強い清涼感が、被験者
の口内のあらゆる領域で感じられた。
飲料品における適用
1.5mgの例2の化合物を、355mL(12オンス)の缶入り清涼レモン/ライム
ソーダに溶解した。被験者は、喉にしゃく熱感を感じることなく、口中に快い遅延性の清
涼感を体験した。不快な後味は、認められなかった。
、例示のみを目的とし、当業者は、変形および修飾を、本発明の思想および範囲から逸脱
することなく為し得ることを理解する。前述の具体例は、置換のみならず組み合わせもで
きることを、理解すべきである。
Claims (5)
- X、YおよびZが、HおよびMeから独立して選択される、請求項1に記載の剤。
- 歯磨き剤、うがい薬、食料品、飲料品、菓子類、タバコ製品、スキンクリームおよび化粧品の軟膏類の群から選択される製品に用いるための、請求項1または2に記載の剤。
- X、YおよびZが、HおよびMeから独立して選択される、請求項4に記載の製品。
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US70815305P | 2005-08-15 | 2005-08-15 | |
US60/708,153 | 2005-08-15 | ||
PCT/CH2006/000427 WO2007019719A1 (en) | 2005-08-15 | 2006-08-14 | Cooling compounds |
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US (3) | US9452982B2 (ja) |
EP (1) | EP1917074B1 (ja) |
JP (1) | JP5383191B2 (ja) |
CN (1) | CN101257949B (ja) |
BR (1) | BRPI0616821B1 (ja) |
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EP1917074B1 (en) | 2018-02-28 |
WO2007019719A1 (en) | 2007-02-22 |
BRPI0616821B1 (pt) | 2022-06-07 |
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