JP2018519290A - Dpp−iv阻害剤の製造のための新規中間体、その製造方法、及びそれを用いたdpp−iv阻害剤の製造方法 - Google Patents
Dpp−iv阻害剤の製造のための新規中間体、その製造方法、及びそれを用いたdpp−iv阻害剤の製造方法 Download PDFInfo
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- 239000008103 glucose Substances 0.000 description 1
- 239000000859 incretin Substances 0.000 description 1
- MGXWVYUBJRZYPE-YUGYIWNOSA-N incretin Chemical class C([C@@H](C(=O)N[C@@H](CO)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](C)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CC=1NC=NC=1)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC=1C2=CC=CC=C2NC=1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCCN)C(=O)NCC(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CC=1C2=CC=CC=C2NC=1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC=1NC=NC=1)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCC(N)=O)C(O)=O)NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](CO)NC(=O)[C@@H](NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@@H](NC(=O)CNC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](C)NC(=O)[C@@H](N)CC=1C=CC(O)=CC=1)[C@@H](C)O)[C@@H](C)CC)C1=CC=C(O)C=C1 MGXWVYUBJRZYPE-YUGYIWNOSA-N 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229940125396 insulin Drugs 0.000 description 1
- 230000003914 insulin secretion Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- DIUZSRUIUOLMSO-HNCPQSOCSA-N methyl 7-[(3r)-3-amino-4-(2,4,5-trifluorophenyl)butanoyl]-3-(trifluoromethyl)-6,8-dihydro-5h-imidazo[1,5-a]pyrazine-1-carboxylate;hydrochloride Chemical compound Cl.C([C@@H](N)CC(=O)N1CCN2C(=NC(=C2C1)C(=O)OC)C(F)(F)F)C1=CC(F)=C(F)C=C1F DIUZSRUIUOLMSO-HNCPQSOCSA-N 0.000 description 1
- 150000004702 methyl esters Chemical group 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- SJKWOSYUAODMAP-DNVCBOLYSA-N tert-butyl n-[(2r)-4-[(2r)-2-[(2-methylpropan-2-yl)oxymethyl]-3-oxopiperazin-1-yl]-4-oxo-1-(2,4,5-trifluorophenyl)butan-2-yl]carbamate Chemical compound C1CNC(=O)[C@@H](COC(C)(C)C)N1C(=O)C[C@H](NC(=O)OC(C)(C)C)CC1=CC(F)=C(F)C=C1F SJKWOSYUAODMAP-DNVCBOLYSA-N 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- FIQMHBFVRAXMOP-UHFFFAOYSA-N triphenylphosphane oxide Chemical compound C=1C=CC=CC=1P(C=1C=CC=CC=1)(=O)C1=CC=CC=C1 FIQMHBFVRAXMOP-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
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- 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
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Abstract
Description
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
本発明の新規中間体は、下記化学式1で示される化合物である。
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
本発明の新規中間体(化学式1)の製造方法は、塩基の存在下において、下記化学式2で示される化合物と、下記化学式3で示される化合物とを反応させる工程を含む。
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
本発明は、化学式1で示される新規中間体を用いてDPP−IV阻害剤を製造する方法を提供する。
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にビス(ペンタフルオロフェニル)カーボネート39.4g(0.10モル)を加え、懸濁液を25℃で2時間撹拌した。TLCで反応が終わったことを確認した後、反応液に2−プロパノール165ml及び水330mlを加え、室温で2時間以上撹拌した。生成された固体を室温で減圧ろ過して洗浄した後、乾燥して46.1g(92.3%)の(R)−ペンタフルオロフェニル3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタノエートを得た。
C21H17F8NO4に関する元素分析
理論値−C:50.5、H:3.4、N:2.8
実験値−C:50.8、H:3.5、N:2.8
m.p.:129〜131℃
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にビス(4−ニトロフェニル)カーボネート30.4g(0.10モル)を加え、懸濁液を70℃で4時間撹拌した。TLCで反応が終わったことを確認した後、反応液に2−プロパノール100ml及び水330mlを加え、室温で2時間以上撹拌した。生成された固体を室温で減圧ろ過して洗浄した後、乾燥して41.7g(91.9%)の(R)−4−ニトロフェニル3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタノエートを得た。
C21H21F3N2O6に関する元素分析
理論値−C:55.8、H:4.7、N:6.2
実験値−C:55.8、H:4.8、N:6.1
m.p.:138〜140℃
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にジ−2−ピリジルカーボネート21.6g(0.10モル)を加え、懸濁液を70℃で2時間撹拌した。TLCで反応が終わったことを確認した後、反応液に2−プロパノール33ml及び水330mlを加え、室温で2時間以上撹拌した。生成された固体を室温で減圧ろ過して洗浄した後、乾燥して37.5g(91.4%)の(R)−ピリジン−2−イル3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタノエートを得た。
C20H21F3N2O4に関する元素分析
理論値−C:58.5、H:5.2、N:6.8
実験値−C:58.5、H:5.3、N:6.9
m.p.:134〜137℃
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にビス(ペンタフルオロフェニル)カーボネート43.3g(0.11モル)を加え、懸濁液を25℃で3時間撹拌した。
1H NMR(400MHz,CDCl3):δ1.35(s,9H)、3.00(m,2H)、3.30(m,2H)、3.93(m,1H)、4.04−4.24(m,2H)、4.23(s,1H)、4.35(m,1H)、4.97−5.48(m,2H)、7.22(m,1H)、7.44(m,1H)、8.04(m,1H)
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にビス(4−ニトロフェニル)カーボネート30.4g(0.10モル)を加え、懸濁液を70℃で4時間撹拌した。
ここで、spectrum dataは、実施例4と同じである。
ジメチルホルムアミド100mlに(R)−3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタン酸33.3g(0.10モル)を加え、25℃で20分間撹拌した。反応液にトリエチルアミン16.7ml(0.12モル)を加え、20分間撹拌した。反応液にジ−2−ピリジルカーボネート21.6g(0.10モル)を加え、懸濁液を70℃で2時間撹拌した。
ここで、spectrum dataは、実施例4と同じである。
実施例4で製造した50.5g(0.10モル)の(R)−t−ブチル4−オキソ−4−(3−(トリフルオロメチル)−5,6−ジヒドロ−[1,2,4]トリアゾール[4,3−α]ピラジン−7(8H)−イル)−1−(2,4,5−トリフルオロフェニル)ブタン−2−イルカルバメートを150mlの2−プロパノールに加え、61mlの濃塩酸(35.0%)を徐々に加え、40℃を保持しながら、2時間以上撹拌した。TLCで反応が終わったことを確認した後、室温に冷却し、4N NaOHを徐々に加え、pH6〜7に調節した。反応液を減圧濃縮して、150mlのジクロロメタンを加え、4N NaOHを徐々に加え、pH12に調節した後、抽出した。有機層を集めて150mlの精製水で洗浄し、無水硫酸マグネシウムを加えた後、乾燥して、減圧濃縮した。濃縮された残渣を150mlの2−プロパノール中で結晶化して、7−[(3R)−3−アミノ−1−オキソ−4−(2,4,5−トリフルオロフェニル)ブチル]−5,6,7,8−テトラヒドロ−3−(トリフルオロメチル)−1,2,4−トリアゾロ[4,3−α]ピラジン(シタグリプチン)34.4g(84.6%)を得た。
1H NMR(CH3OD、400MHz):1.37(s,9H)、2.61〜3.00(m,4H)、3.92〜4.30(m,5H)、4.93(s,1H)、4.95〜5.12(m,1H)、5.22〜5.35(br,1H)、6.83〜6.95(m,1H)、7.02〜7.12(m,1H)
Claims (14)
- 下記化学式1で示される化合物:
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。 - 下記化学式1aの(R)−ペンタフルオロフェニル3−(t−ブトキシカルボニルアミノ)−4−(2,4,5−トリフルオロフェニル)ブタノエート;
- 塩基の存在下において、下記化学式2で示される化合物と下記化学式3で示される化合物とを反応させる工程を含む、下記化学式1で示される化合物の製造方法:
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。 - 前記化学式2で示される化合物及び前記化学式3で示される化合物のモル当量比は1:1〜1:3である、請求項3に記載の製造方法。
- 前記塩基は、炭酸ナトリウム、炭酸カリウム、水酸化ナトリウム、水酸化カリウム、炭酸水素ナトリウム、炭酸水素カリウム、トリエチルアミン、トリメチルアミン、ピリジン、N−メチルモルホリン、トリイソプロピルアミン、及びジイソプロピルエチルアミンからなる群より選択される少なくとも一つである、請求項3に記載の製造方法。
- 前記塩基は、トリエチルアミンである、請求項5に記載の製造方法。
- 前記反応は、2−プロパノール、アセトニトリル、酢酸エチル、アセトン、テトラヒドロフラン、トルエン、ジクロロメタン、ジメチルアセトアミド、ジメチルスルホキシド、ジメチルホルムアミド、及びこれらの混合物からなる群より選択される有機溶媒中で行われる、請求項3に記載の製造方法。
- 前記有機溶媒は、ジメチルホルムアミドである、請求項7に記載の製造方法。
- 前記反応は、0〜80℃で行われる、請求項3に記載の製造方法。
- (S1)請求項3乃至請求項9のいずれか1項により、塩基の存在下において、下記化学式2で示される化合物と下記化学式3で示される化合物とを反応させ、下記化学式1で示される化合物を製造する工程;及び
(S2)下記化学式1で示される化合物を、下記化学式4a〜4cで示される化合物又はそれらの塩の内のいずれか一つと反応させ、下記化学式5a〜5cで示される化合物のいずれか一つを製造する工程;
を含む、DPP−IV阻害剤の製造方法:
Rは、ペンタフルオロフェニル(pentafluorophenyl)、4−ニトロフェニル(4−nitrophenyl)、又は2−ピリジル(2−pyridyl)であり、
PGは、アミン保護基である。 - 工程(S1)で製造された化学式1で示される化合物を単離せずに工程(S2)を行う、請求項10に記載の製造方法。
- 工程(S1)の化学式2で示される化合物、及び工程(S2)の化学式4a〜4cで示される化合物又はそれらの塩の内のいずれか一つのモル当量比は1:1〜1:3である、請求項10に記載の製造方法。
- 工程(S2)の反応は、0〜80℃の温度で行われる、請求項10に記載の製造方法。
- (S3)アミン保護基を脱保護化し、下記化学式6a〜6cで示される化合物の内のいずれか一つを製造する工程をさらに含む、請求項10に記載の製造方法。
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KR10-2015-0085346 | 2015-06-16 | ||
PCT/KR2016/001716 WO2016204376A1 (en) | 2015-06-16 | 2016-02-22 | Novel intermediates for preparing dpp-iv inhibitors, preparing method thereof and preparing method of dpp-iv inhibitors using the same |
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CN113773323B (zh) * | 2020-06-10 | 2023-05-12 | 江苏恒瑞医药股份有限公司 | 3r-氨基取代丁酰胺衍生物的制备方法 |
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WO2022182187A1 (ko) | 2021-02-26 | 2022-09-01 | 고려대학교 산학협력단 | 신규 아다만틸 유도체 또는 이의 약학적으로 허용가능한 염 및 이의 용도 |
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EP3262025A1 (en) | 2018-01-03 |
WO2016204376A1 (en) | 2016-12-22 |
KR20160148371A (ko) | 2016-12-26 |
US20180086765A1 (en) | 2018-03-29 |
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