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JP4010814B2 - Mevalonic acid derivative - Google Patents

Mevalonic acid derivative Download PDF

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Publication number
JP4010814B2
JP4010814B2 JP2002004123A JP2002004123A JP4010814B2 JP 4010814 B2 JP4010814 B2 JP 4010814B2 JP 2002004123 A JP2002004123 A JP 2002004123A JP 2002004123 A JP2002004123 A JP 2002004123A JP 4010814 B2 JP4010814 B2 JP 4010814B2
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Japan
Prior art keywords
mevalonic acid
formula
acid derivative
injection
antitumor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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JP2002004123A
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JP2003206297A (en
Inventor
澄 秋山
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有限会社尾源研究所
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Priority to JP2002004123A priority Critical patent/JP4010814B2/en
Application filed by 有限会社尾源研究所 filed Critical 有限会社尾源研究所
Priority to EP02795432A priority patent/EP1471052B1/en
Priority to CNB2005101272536A priority patent/CN100362010C/en
Priority to CA2706833A priority patent/CA2706833C/en
Priority to KR1020097005493A priority patent/KR100946603B1/en
Priority to CA2706826A priority patent/CA2706826C/en
Priority to BRPI0215485A priority patent/BRPI0215485B8/en
Priority to RU2004124379/04A priority patent/RU2294323C2/en
Priority to EP11167090.7A priority patent/EP2399899B1/en
Priority to US10/498,882 priority patent/US7125852B2/en
Priority to KR1020097005494A priority patent/KR100946602B1/en
Priority to KR1020047010776A priority patent/KR100908595B1/en
Priority to CA2706832A priority patent/CA2706832C/en
Priority to CNB028270231A priority patent/CN1307148C/en
Priority to MXPA04006636A priority patent/MXPA04006636A/en
Priority to PCT/JP2002/013615 priority patent/WO2003059866A1/en
Priority to AU2002361126A priority patent/AU2002361126C1/en
Priority to AT02795432T priority patent/ATE519733T1/en
Priority to KR1020097005495A priority patent/KR100900179B1/en
Priority to EP11167097.2A priority patent/EP2404894B1/en
Priority to EP11167092.3A priority patent/EP2399900B1/en
Priority to BRPI0216272A priority patent/BRPI0216272B8/en
Priority to CA2472335A priority patent/CA2472335C/en
Priority to TW092100370A priority patent/TWI230162B/en
Publication of JP2003206297A publication Critical patent/JP2003206297A/en
Priority to ZA2004/04877A priority patent/ZA200404877B/en
Priority to US11/356,019 priority patent/US7507765B2/en
Priority to US11/976,144 priority patent/US7579376B2/en
Priority to US11/976,277 priority patent/US7553820B2/en
Publication of JP4010814B2 publication Critical patent/JP4010814B2/en
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Description

【0001】
【発明の属する技術分野】
本発明は新規なメバロン酸誘導体及びその抗腫瘍剤としての利用に関する。
【0002】
【背景技術】
1,5−ジエン構造を持つゲラニル基を含む化合物は生体内に多く存在し、種々の生理活性を示すポリエン構造を持つ物質の生体内における前駆体として知られている。この1,5−ジエン構造を持つ物質及びこれより誘導されるポリエン類は全てメバロン酸より出発し生合成が行われている。
【0003】
本発明者は、種々の生理活性を持つポリエン類の前駆体であるメバロン酸に着目し、メバロイル基を糖類に導入すれば、そのメバロイル基を有する糖質誘導体は、癌化している細胞の糖代謝系に効果的にとりこまれて優れた癌抑制作用を発揮するであろうと考え、メバロン酸の各種糖誘導体を合成し、その抗腫瘍作用および毒性を検討した結果、本発明を完成するに至った。
【0004】
【発明の開示】
本発明は式
【0005】
【化2】

Figure 0004010814
【0006】
式中、Rは−CH2OH又は−CH3を表わす、
で示されるメバロン酸誘導体を提供するものである。
【0007】
上記式(I)のメバロン酸誘導体としては、例えば、下記の化合物が包含される。
【0008】
N−グルコシルメバロン酸アミド
【0009】
【化3】
Figure 0004010814
【0010】
N−ガラクトシルメバロン酸アミド
【0011】
【化4】
Figure 0004010814
【0012】
N−フーコースメバロン酸アミド
【0013】
【化5】
Figure 0004010814
【0014】
上記式(I)のメバロン酸誘導体は、例えば、式
【0015】
【化6】
Figure 0004010814
【0016】
式中、Rは上記と同義である、
で示される糖アミンまたはその塩をメバロラクトン又はメバロン酸ハライドと反応させることにより製造することができる。
【0017】
式(II)の糖アミン又はその塩(例えば、塩酸塩)とメバロラクトン又はメバロン酸ハライド(例えば、メバロン酸クロライド)との反応は、水又は適当な不活性有機溶媒(例えば、N,N−ジメチルホルムアミド、テトラヒドロフラン、クロロホルムなど)中で、室温ないし溶媒の還流温度間、好ましくは約40〜約70℃の温度で行うことができる。
【0018】
式(II)の糖アミンに対するメバロラクトン又はメバロン酸ハライドの使用割合は、厳密に制限されるものではないが、通常、式(II)の糖アミン1モルあたり、メバロラクトン又はメバロン酸ハライドを1〜2モルの範囲内で用いることが好ましい。
【0019】
出発原料として式(II)の糖アミンの塩又はメバロン酸ハライドを用いる場合には、一般に、上記反応は塩基、例えばN−メチルピペリジンのような第三級アミン;水酸化ナトリウム、水酸化カリウム、炭酸カリウムのような無機塩基などを添加して行うことが望ましい。
【0020】
上記反応により生成する式(I)メバロン酸誘導体は、通常の手段、例えば、抽出、結晶化、クロマトグラフィー等により反応混合物から単離、精製することができる。
【0021】
得られる式(I)の化合物は、下記の抗腫瘍効果の測定結果から明らかなとおり、優れた抗腫瘍活性を有している。
抗腫瘍効果の測定
5週令の雌性ヌードマウス(BALB/c,Ninox)の背部皮下に移植、継代移植されているHuH−7細胞(ヒト肝癌の樹立細胞株)の癌腫を無菌的に取り出し、リン酸塩緩衝液(PBS)中で5×5mm2の大きさに破砕した後、その一塊をヌードマウス背部皮下に移植した。
【0022】
被験物質をコーンオイルに溶解し、その溶液を移植後1週間から3週間マウスの腹腔内に1日1回250μg/マウスづつ連日投与した。投与終了後癌腫を取り出し、その重量を測定し、下記式に従い抗腫瘍効果及び体重減少を算出する。なお、実験には各群6匹のマウスを用い、溶媒(コーンオイル)のみを投与した群をコントロール群とした。
【0023】
【数1】
Figure 0004010814
【0024】
抗腫瘍効果及び体重減少の評価は、コントロール群を100%として次の基準で行った。
Figure 0004010814
【0025】
+/−:弱い抗腫瘍効果が認められるが、宿主マウスに対する毒性も認められる。
【0026】
+:一定の抗腫瘍効果が認められるが、宿主マウスに対する毒性も強い。
【0027】
++:強い抗腫瘍効果が認められ、宿主マウスに対する毒性が弱い。
【0028】
+++:強い抗腫瘍効果が認められ、宿主マウスに対する毒性がない。
【0029】
結果を下記表1に示す。
【0030】
【表1】
Figure 0004010814
【0031】
上記結果から明らかなとおり、本発明の前記式(I)のメバロン酸誘導体は、HuH−7細胞に対する優れた抗腫瘍効果を有しており、しかも毒性が殆んどなく、肝臓癌をはじめとする各種固形癌の処置、治療のための抗腫瘍剤として使用することが期待される。
【0032】
本発明の化合物を抗腫瘍剤などの薬剤として使用する場合、該化合物は経口的又は非経口的(例えば、静注、筋注、皮下注など)に投与することができ、その有効投与量は投与すべき患者の症状、病気の軽重、体重、年令、医師の判断等に依存して広い範囲にわたって変えることができるが、例えば注射の場合には、通常、約1〜約50mg/kg/日とすることができ、1日1回又は数回に分けて投与することができる。
【0033】
本発明の化合物を薬剤として使用する場合には、該化合物の有効量を、製薬学的に許容しうる担体又は希釈剤(例えば、賦形剤、溶剤、その他の補助剤など)と共に投与に適した投与単位形態、例えば錠剤、散剤、顆粒剤、カプセル剤、腸溶剤、トローチ、シロップ剤、エリキシル剤、液剤、懸濁剤、エマルジョン剤等の剤形に製剤化することができる。
【0034】
上記製剤化に使用しうる担体ないし希釈剤としては、例えば、デンプン、乳糖、砂糖、マンニット、カルボキシメチルセルロースなどの賦形剤;ステアリン酸マグネシウム、ラウリン硫酸ナトリウム、タルクなどの滑沢剤;デキストリン、微結晶性セルロース、ポリビニルピロリドン、アラビアゴム、トウモロコシデンプン、ゼラチンなどの結合剤;ばれいしょデンプン、カルボキシメチルセルロースなどの崩壊剤;注射用蒸留水、生理食塩水、デキストロース水溶液、注射用植物油、プロピレングリコール、ポリエチレングリコールなどの希釈溶剤、等が挙げられ、さらに必要に応じて、矯味矯臭剤、着色剤、等張化剤、安定剤、防腐剤、無痛化剤等を配合することができる。
【0035】
また、本発明の薬剤には、必要に応じて、他の薬理学的に活性な物質を配合することもできる。
【0036】
【実施例】
以下、本発明を実施例によりさらに具体的に説明する。
合成例1:N−グルコシルメバロン酸アミドの合成
グルコサミン塩酸塩(2.16g、10mmol)を20mlの水に溶解させ、その水溶液に1N水酸化ナトリウム10mlとメバロラクトン(1.30g、10ml)を加え55℃で5時間加熱撹拌を行った。反応終了後、反応混合物を減圧下に濃縮し、残留物にメタノール100mlを加え、析出した沈殿をろ過した。ろ液を再びエバポレーターで濃縮し、残留物をシリカゲルカラムクロマトグラフィーで分離を行い、エタノール留出液より生成物を得た。1.45g、収率47%。この状態では、粘張な油状物であるため、少量のジクロロメタンを加え結晶化を行い、吸引ろ過して標題化合物を得た。1.10g。この結晶は吸湿性が強く融点の測定はできなかった。
【0037】
1H NMR(DMSO-d6) δ=1.00(3H, s)、 1.44-1.59(2H, m)、 2.47(2H, s)、 2.96- 3.74(10H, m)、 4.04-5.08(3H, m)。
合成例2:N−ガラクトシルメバロン酸アミドの合成
グルコサミン塩酸塩の代りにガラクトサミン塩酸塩を用いる以外は合成例1と同様にして標題化合物を得た。
【0038】
1H NMR(DMSO-d6) δ=1.08(3H, s)、 1.51-1.61(2H, m)、 2.44(2H, s)、 2.74- 5.16(13H, m)。
合成例3:N−フーコースメバロン酸アミドの合成
グルコサミン塩酸塩の代りにフーコーサミン塩酸塩を用いる以外は合成例1と同様にして標題化合物を得た。
【0039】
1H NMR(DMSO-d6) δ=1.06(3H, s)、 1.20(3H, d, J=24.0Hz)、 1.54-1.62 (2H, m)、 2.44(2H, s)、 2.74-5.15(12H, m)。
製剤例1
N−グルコラルメバロン酸アミド2gを常温にて注射用蒸留水1lに溶解し、塩化ナトリウムで等張化した後、アンプルに封入した。本注射剤1mlは有効成分2mgを含有する。[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a novel mevalonic acid derivative and its use as an antitumor agent.
[0002]
[Background]
Many compounds containing a geranyl group having a 1,5-diene structure exist in vivo, and are known as in vivo precursors of substances having a polyene structure exhibiting various physiological activities. The 1,5-diene-structured substance and polyenes derived therefrom are all biosynthesized starting from mevalonic acid.
[0003]
The present inventor has focused on mevalonic acid, which is a precursor of polyenes having various physiological activities. When a mevaloyl group is introduced into a saccharide, the carbohydrate derivative having the mevaloyl group is converted into a sugar of a cancerous cell. As a result of synthesizing various sugar derivatives of mevalonic acid and studying its antitumor activity and toxicity, it was thought that the present invention was completed. It was.
[0004]
DISCLOSURE OF THE INVENTION
The present invention is of the formula
[Chemical 2]
Figure 0004010814
[0006]
In which R represents —CH 2 OH or —CH 3 ;
The mevalonic acid derivative shown by these is provided.
[0007]
Examples of the mevalonic acid derivative of the above formula (I) include the following compounds.
[0008]
N-Glucosyl mevalonamide [0009]
[Chemical 3]
Figure 0004010814
[0010]
N-galactosyl mevalonamide
[Formula 4]
Figure 0004010814
[0012]
N-Fucose Mevalonamide [0013]
[Chemical formula 5]
Figure 0004010814
[0014]
Examples of the mevalonic acid derivative of the above formula (I) include those represented by the formula:
[Chemical 6]
Figure 0004010814
[0016]
Wherein R is as defined above.
It can be produced by reacting the sugar amine represented by the formula (1) or a salt thereof with mevalolactone or mevalonic acid halide.
[0017]
The reaction of a sugar amine of formula (II) or a salt thereof (eg hydrochloride) with mevalolactone or mevalonic acid halide (eg mevalonic acid chloride) can be carried out with water or a suitable inert organic solvent (eg N, N-dimethyl). (Formamide, tetrahydrofuran, chloroform, etc.) between room temperature and the reflux temperature of the solvent, preferably at a temperature of about 40 to about 70 ° C.
[0018]
The ratio of mevalolactone or mevalonic acid halide to the sugar amine of formula (II) is not strictly limited, but usually 1 to 2 mevalolactone or mevalonic acid halide per mole of sugar amine of formula (II). It is preferable to use within the molar range.
[0019]
When using a sugar amine salt of formula (II) or mevalonic acid halide as a starting material, generally the reaction is a base, for example a tertiary amine such as N-methylpiperidine; sodium hydroxide, potassium hydroxide, It is desirable to carry out by adding an inorganic base such as potassium carbonate.
[0020]
The formula (I) mevalonic acid derivative produced by the above reaction can be isolated and purified from the reaction mixture by conventional means such as extraction, crystallization, chromatography and the like.
[0021]
The resulting compound of formula (I) has excellent antitumor activity, as is apparent from the following measurement results of antitumor effects.
Measurement of antitumor effect Aseptic removal of HuH-7 cells (established cell line of human liver cancer) transplanted subcutaneously in the back of subcultured 5-week-old female nude mice (BALB / c, Ninox) After crushing in phosphate buffer solution (PBS) to a size of 5 × 5 mm 2 , the lump was transplanted subcutaneously on the back of nude mice.
[0022]
The test substance was dissolved in corn oil, and the solution was administered into the abdominal cavity of the mouse for 1 to 3 weeks after transplantation once a day, 250 μg / mouse every day. After completion of administration, the tumor is taken out, its weight is measured, and antitumor effect and weight loss are calculated according to the following formula. In the experiment, 6 mice were used for each group, and a group to which only the solvent (corn oil) was administered was used as a control group.
[0023]
[Expression 1]
Figure 0004010814
[0024]
Evaluation of the antitumor effect and weight loss was performed according to the following criteria with the control group as 100%.
Figure 0004010814
[0025]
+/-: A weak antitumor effect is observed, but toxicity to the host mouse is also observed.
[0026]
+: Although a certain antitumor effect is observed, the toxicity to host mice is also strong.
[0027]
++: Strong antitumor effect is observed, and toxicity to host mice is weak.
[0028]
+++: Strong antitumor effect is observed, and there is no toxicity to the host mouse.
[0029]
The results are shown in Table 1 below.
[0030]
[Table 1]
Figure 0004010814
[0031]
As is clear from the above results, the mevalonic acid derivative of the above formula (I) of the present invention has an excellent antitumor effect on HuH-7 cells and has little toxicity, including liver cancer. It is expected to be used as an antitumor agent for the treatment and treatment of various solid cancers.
[0032]
When the compound of the present invention is used as a drug such as an antitumor agent, the compound can be administered orally or parenterally (for example, intravenous injection, intramuscular injection, subcutaneous injection, etc.), and its effective dose is It can vary over a wide range depending on the symptoms of the patient to be administered, the severity of the disease, weight, age, doctor's judgment, etc. For example, in the case of injection, it is usually about 1 to about 50 mg / kg / It can be a day, and can be administered once or several times a day.
[0033]
When a compound of the present invention is used as a medicament, an effective amount of the compound is suitable for administration with a pharmaceutically acceptable carrier or diluent (eg, excipients, solvents, other adjuvants, etc.). It can be formulated into dosage unit forms such as tablets, powders, granules, capsules, enteric solvents, troches, syrups, elixirs, solutions, suspensions, emulsions and the like.
[0034]
Examples of carriers or diluents that can be used for the above formulation include excipients such as starch, lactose, sugar, mannitol, carboxymethylcellulose; lubricants such as magnesium stearate, sodium laurate sulfate, talc; dextrin, Binders such as microcrystalline cellulose, polyvinylpyrrolidone, gum arabic, corn starch and gelatin; disintegrants such as potato starch and carboxymethylcellulose; distilled water for injection, physiological saline, dextrose aqueous solution, vegetable oil for injection, propylene glycol, polyethylene Examples include diluent solvents such as glycols, and, if necessary, flavoring agents, coloring agents, tonicity agents, stabilizers, preservatives, soothing agents, and the like.
[0035]
Moreover, the pharmacologically active substance can also be mix | blended with the chemical | medical agent of this invention as needed.
[0036]
【Example】
Hereinafter, the present invention will be described more specifically with reference to examples.
Synthesis Example 1 Synthesis of N-glucosyl mevalonamide Glucosamine hydrochloride (2.16 g, 10 mmol) was dissolved in 20 ml of water, and 10 ml of 1N sodium hydroxide and mevalolactone (1.30 g, 10 ml) were added to the aqueous solution. The mixture was stirred at 5 ° C. for 5 hours. After completion of the reaction, the reaction mixture was concentrated under reduced pressure, 100 ml of methanol was added to the residue, and the deposited precipitate was filtered. The filtrate was again concentrated by an evaporator, and the residue was separated by silica gel column chromatography to obtain a product from the ethanol distillate. 1.45 g, 47% yield. Since this was a viscous oily substance, a small amount of dichloromethane was added for crystallization, and suction filtration was performed to obtain the title compound. 1.10 g. This crystal was highly hygroscopic and the melting point could not be measured.
[0037]
1 H NMR (DMSO-d6) δ = 1.00 (3H, s), 1.44-1.59 (2H, m), 2.47 (2H, s), 2.96-3.74 (10H, m), 4.04-5.08 (3H, m) .
Synthesis Example 2 : Synthesis of N-galactosyl mevalonamide The title compound was obtained in the same manner as in Synthesis Example 1 except that galactosamine hydrochloride was used instead of glucosamine hydrochloride.
[0038]
1 H NMR (DMSO-d6) δ = 1.08 (3H, s), 1.51-1.61 (2H, m), 2.44 (2H, s), 2.74-5.16 (13H, m).
Synthesis Example 3 Synthesis of N-fucose mevalonamide The title compound was obtained in the same manner as in Synthesis Example 1 except that fucosamine hydrochloride was used instead of glucosamine hydrochloride.
[0039]
1 H NMR (DMSO-d6) δ = 1.06 (3H, s), 1.20 (3H, d, J = 24.0Hz), 1.54-1.62 (2H, m), 2.44 (2H, s), 2.74-5.15 (12H , m).
Formulation Example 1
2 g of N-glucoral mevalonic acid amide was dissolved in 1 l of distilled water for injection at room temperature, made isotonic with sodium chloride, and then enclosed in an ampoule. 1 ml of this injection contains 2 mg of active ingredient.

Claims (2)


Figure 0004010814
式中、Rは−CH2OH又は−CH3を表わす、
で示されるメバロン酸誘導体。
formula
Figure 0004010814
In which R represents —CH 2 OH or —CH 3 ;
Mevalonic acid derivative represented by
請求項1に記載の式(I)のメバロン酸誘導体を有効成分として含有することを特徴とする抗腫瘍剤。An antitumor agent comprising the mevalonic acid derivative of formula (I) according to claim 1 as an active ingredient.
JP2002004123A 2002-01-11 2002-01-11 Mevalonic acid derivative Expired - Lifetime JP4010814B2 (en)

Priority Applications (28)

Application Number Priority Date Filing Date Title
JP2002004123A JP4010814B2 (en) 2002-01-11 2002-01-11 Mevalonic acid derivative
AU2002361126A AU2002361126C1 (en) 2002-01-11 2002-12-26 Geranyl compounds
CA2706833A CA2706833C (en) 2002-01-11 2002-12-26 Geranyl compounds
KR1020097005493A KR100946603B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
CA2706826A CA2706826C (en) 2002-01-11 2002-12-26 Geranyl compounds
BRPI0215485A BRPI0215485B8 (en) 2002-01-11 2002-12-26 geranil compounds, antitumor agent, pharmaceutical composition, and use of a geranil compound
AT02795432T ATE519733T1 (en) 2002-01-11 2002-12-26 GERANYL COMPOUNDS
EP11167090.7A EP2399899B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
US10/498,882 US7125852B2 (en) 2002-01-11 2002-12-26 Geranyl compounds
KR1020097005494A KR100946602B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
KR1020047010776A KR100908595B1 (en) 2002-01-11 2002-12-26 Geranyl group-containing compound
CA2706832A CA2706832C (en) 2002-01-11 2002-12-26 Mevalonic acid derivatives
CNB028270231A CN1307148C (en) 2002-01-11 2002-12-26 Geranyl compounds
MXPA04006636A MXPA04006636A (en) 2002-01-11 2002-12-26 Geranyl compounds.
EP02795432A EP1471052B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
PCT/JP2002/013615 WO2003059866A1 (en) 2002-01-11 2002-12-26 Geranyl compounds
RU2004124379/04A RU2294323C2 (en) 2002-01-11 2002-12-26 Geranyl compounds, pharmaceutical composition based on thereof and using
KR1020097005495A KR100900179B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
EP11167097.2A EP2404894B1 (en) 2002-01-11 2002-12-26 Mevalonic Acid Derivatives
EP11167092.3A EP2399900B1 (en) 2002-01-11 2002-12-26 Geranyl compounds
BRPI0216272A BRPI0216272B8 (en) 2002-01-11 2002-12-26 derivatives of mevalonic acid, antitumor agent, pharmaceutical composition, and use of a derivative of mevalonic acid
CA2472335A CA2472335C (en) 2002-01-11 2002-12-26 Geranyl compounds
CNB2005101272536A CN100362010C (en) 2002-01-11 2002-12-26 Mevalonic acid derivative
TW092100370A TWI230162B (en) 2002-01-11 2003-01-09 Geranyl group-containing compounds
ZA2004/04877A ZA200404877B (en) 2002-01-11 2004-06-21 Geranyl compounds
US11/356,019 US7507765B2 (en) 2002-01-11 2006-02-17 Geranyl compounds
US11/976,144 US7579376B2 (en) 2002-01-11 2007-10-22 Geranyl compounds
US11/976,277 US7553820B2 (en) 2002-01-11 2007-10-23 Mevalonic acid derivatives

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