KR20240139119A - 티미딘으로부터 개질된 뉴클레오시드의 제조방법 - Google Patents
티미딘으로부터 개질된 뉴클레오시드의 제조방법 Download PDFInfo
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- KR20240139119A KR20240139119A KR1020230031194A KR20230031194A KR20240139119A KR 20240139119 A KR20240139119 A KR 20240139119A KR 1020230031194 A KR1020230031194 A KR 1020230031194A KR 20230031194 A KR20230031194 A KR 20230031194A KR 20240139119 A KR20240139119 A KR 20240139119A
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- IQFYYKKMVGJFEH-UHFFFAOYSA-N beta-L-thymidine Natural products O=C1NC(=O)C(C)=CN1C1OC(CO)C(O)C1 IQFYYKKMVGJFEH-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229940104230 thymidine Drugs 0.000 title claims abstract description 24
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- JBWYRBLDOOOJEU-UHFFFAOYSA-N 1-[chloro-(4-methoxyphenyl)-phenylmethyl]-4-methoxybenzene Chemical compound C1=CC(OC)=CC=C1C(Cl)(C=1C=CC(OC)=CC=1)C1=CC=CC=C1 JBWYRBLDOOOJEU-UHFFFAOYSA-N 0.000 claims description 23
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- 229940124597 therapeutic agent Drugs 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- AVBGNFCMKJOFIN-UHFFFAOYSA-N triethylammonium acetate Chemical compound CC(O)=O.CCN(CC)CC AVBGNFCMKJOFIN-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
- C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
- C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
- C07H19/06—Pyrimidine radicals
- C07H19/073—Pyrimidine radicals with 2-deoxyribosyl as the saccharide radical
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
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Abstract
Description
도 2는 본 발명의 실시예 1의 단계 2에 따라 합성한 Int. 3의 1H-NMR 스펙트럼을 나타낸 도이다.
도 3은 본 발명의 실시예 1의 단계 3에 따라 합성한 Int. 4의 1H-NMR 스펙트럼을 나타낸 도이다.
도 4는 본 발명의 실시예 1의 단계 4에 따라 합성한 Int. 5의 1H-NMR 스펙트럼을 나타낸 도이다.
도 5는 본 발명의 실시예 1의 단계 5에 따라 합성한 Int. 6의 1H-NMR 스펙트럼을 나타낸 도이다.
도 6은 본 발명의 실시예 1의 단계 6에 따라 합성한 Int. 7의 1H-NMR 스펙트럼을 나타낸 도이다.
도 7은 본 발명의 실시예 2의 단계 3에 따라 합성한 Int. 4'의 1H-NMR 스펙트럼을 나타낸 도이다.
도 8은 본 발명의 실시예 2의 단계 4에 따라 합성한 Int. 5'의 1H-NMR 스펙트럼을 나타낸 도이다.
도 9는 본 발명의 실시예 2의 단계 5에 따라 합성한 Int. 6'의 1H-NMR 스펙트럼을 나타낸 도이다.
도 10은 본 발명의 실시예 2의 단계 6에 따라 합성한 Int. 7'의 1H-NMR 스펙트럼을 나타낸 도이다.
물질 | 사용량(Qty) | 분자량 | 몰 수 | 당량(Eq)/부피(Vol) | 공급원 |
티미딘 | 900 g | 242.23 | 3.7154 | 1 | Chempure |
DMAP | 45.38 g | 122.17 | 0.3715 | 0.1 | Chempure |
Ac2O | 954.85 g | 102.8 | 9.2885 | 2.5 | Globe Chem |
EtOAc | 9.0 L | - | - | 10.0 V | Sonia Industries |
물(로트 1) | 4.5 L | - | - | 5.0 V | inhouse |
물(로트 2) | 4.5 L | - | - | 5.0 V | inhouse |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-0589-034 | 티미딘(Int.01, 1.0 eq), Ac2O(2.5 eq), DMAP(0.1 eq), EtOAc(10.0 V), 50-55℃, 3시간 |
600.0 | 702.0 | 99.00 | 86.10 |
APSL-0818-064 | 티미딘(Int.01, 1.0 eq), Ac2O(2.5 eq), DMAP(0.1 eq), EtOAc(10.0 V), 50-55℃, 3시간 |
900.0 | 1110.0 | 97.53 | 91.50 |
APSL-0563-098 | 티미딘(Int.01, 1.0 eq), Ac2O(2.5 eq), DMAP(0.1 eq), EtOAc(10.0 V), 50-55℃, 3시간 -> 분리 프로토콜을 수정 |
50.0 | 63.0 | 98.88 | 93.50 |
APSL-0563-096 | 티미딘(Int.01, 1.0 eq), Ac2O(2.5 eq), DMAP(0.1 eq), EtOAc(10.0 V), 50-55℃, 3시간 |
50.0 | 62.0 | 99.35 | 92.00 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 2 | 100.0 g | 326.31 | 0.3064 | 1.0 | 실시예 1의 단계 1 (APSL-0589-034-P) |
K2S2O8 | 248.47 g | 270.32 | 0.9192 | 3.0 | Chempure |
2,6-루티딘 | 98.49 g | 107.15 | 0.9192 | 3.0 | Chempure |
CuSO4·5H2O | 7.63 g | 249.63 | 0.0306 | 0.1 | Chempure |
아세토니트릴 | 1.0 L | - | - | 10.0 V | Sonia |
물 | 1.0 L | - | - | 10.0 V | inhouse |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-0818-057 | K2S2O8(3.0 eq), 2,6-루티딘(3.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 65-70℃, 3시간 |
100.0 | 75.0 | 92.51 | 68.60 |
APSL-0563-091 | K2S2O8(3.0 eq), 2,6-루티딘(3.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 65-70℃, 3시간 |
100.0 | 82.0 | 79.78 | 75.10 |
APSL-0818-056 | 온도 스크리닝 : K2S2O8(3.0 eq), 2,6-루티딘(3.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 60℃ |
5.0 | 3.0 | 55.00 | 55.00 |
APSL-0563-089 | K2S2O8(3.0 eq), 2,6-루티딘(3.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 70℃ |
5.0 | 3.0 | 43.82 | 55.00 |
APSL-0818-047 | 온도 스크리닝 및 반응 유지 시간 연구 : K2S2O8(3.0 eq), 2,6-루티딘(2.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 80℃, 24시간 |
5.0 | 0.7 | 62.35 | 12.84 |
APSL-0818-049 | K2S2O8(3.0 eq), 2,6-루티딘(2.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 70℃, 24시간 |
5.0 | 1.8 | 73.03 | 33.02 |
APSL-0818-048 | K2S2O8(3.0 eq), 2,6-루티딘(2.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 60℃, 24시간 |
5.0 | 2.7 | 76.59 | 49.54 |
APSL-0818-041 | 2,6-루티딘 당량 스크리닝 : K2S2O8(3.0 eq), 2,6-루티딘(0.3 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 60-70℃, 3시간 |
2.0 | 0.6 | 72.29 | 27.52 |
APSL-0818-038 | K2S2O8(3.0 eq), 2,6-루티딘(2.0 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 60-70℃, 3시간 |
10.0 | 5.0 | 55.35 | 45.82 |
APSL-0818-043 | K2S2O8(3.0 eq), 2,6-루티딘(0.3 eq), CuSO4·5H2O(0.1 eq), MeCN:Water(10:10 V), 60-70℃, 3시간 |
10.0 | 3.0 | 86.95 | 27.49 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 3 | 100.0 g | 356.29 | 0.28 | 1.0 | 실시예 1의 단계 2 (APSL-0818-057/ APSL-0563-091) |
벤질아민 | 30.0 g | 107.15 | 0.28 | 1.0 | TCI |
T3P(EtOAc 중의 50% 용액) | 267.26 g (133.63 g×2) |
318.18 | 0.42 | 1.5 | Soectrochem |
DIPEA | 72.38 g | 129.25 | 0.56 | 2.0 | Chempure |
EtOAc(로트 1) | 0.9 L | - | - | 9.0 V | Sonia |
EtOAc(로트 2) | 0.1 L | - | - | 1.0 V | Sonia |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-0818-060 | 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 4시간 |
100.0 | 85.0 | 91.38 | 68.05 |
APSL-0563-092 | 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 4시간 |
25.0 | 21.0 | 91.75 | 67.30 |
APSL-0818-054 | 벤질아민 당량 스크리닝: 벤질아민(0.8 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.5 eq), EtOAc(10.0 V), RT, 16시간 |
2.0 | 1.93 | 82.25 | 76.80 |
APSL-0818-055 | 벤질아민(1.2 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.5 eq), EtOAc(10.0 V), RT, 16시간 |
2.0 | 1.7 | 84.82 | 68.00 |
APSL-0818-053 | 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.5 eq), EtOAc(10.0 V), RT, 16시간 |
2.0 | 1.65 | 86.57 | 66.00 |
APSL-0818-052 | DIPEA 당량 스크리닝: 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(3.0 eq), EtOAc(10.0 V), RT, 24시간 |
2.0 | 1.6 | 85.75 | 64.00 |
APSL-0818-051 | 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 24시간 |
2.0 | 1.8 | 81.31 | 72.00 |
APSL-0563-085 | T 3 P 당량 스크리닝: 벤질아민(1.0 eq), T3P(1.0 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 24시간 |
2.0 | 1.3 | 86.28 | 52.00 |
APSL-0563-086 | 벤질아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 24시간 |
2.0 | 1.8 | 83.81 | 72.00 |
APSL-0563-087 | 벤질아민(1.0 eq), T3P(2.0 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 24시간 |
2.0 | 1.62 | 82.98 | 64.80 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 4 | 50.0 g | 445.43 | 0.1122 | 1 | 실시예 1의 단계 3 (APSL-0818-060) |
프로필아민 | 39.79 g | 59.11 | 0.6732 | 6.0 | TCI |
메탄올 | 0.5 L | - | - | 10.0 V | Sonia Industries |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-0563-099 | Int. 4(1.0 eq), 프로필아민(6.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 |
50.0 | 26.0 | 98.61 | 64.10 |
APSL-0818-063 | Int. 4(1.0 eq), 프로필아민(6.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 -> 단일 용매에서 반응 |
10.0 | 5.9 | 95.93 | 72.80 |
APSL-0818-058 | Int. 4(1.0 eq), 프로필아민(6.0 eq), 메탄올(10.0 V), 60℃, 5-6시간 -> 용매 및 온도 스크리닝 |
2.0 | 1.45 | 93.48 | 89.50 |
APSL-0563-097 | Int. 4(1.0 eq), 프로필아민(6.0 eq), 메탄올:DCM(1:1, 10.0 V), 50-60℃, 5-6시간 프로필아민 당량 스크리닝 : 8당량, 6당량 및 4당량으로 반응을 시도 -> 8당량 프로필아민의 사용시 불순물 형성이 관찰됨 -> 4당량 사용시 원하는 생성물 형성이 적었고, 불순물 형성이 더 많이 관찰됨 |
10.0 | 4.5 | 98.52 | 56.00 |
APSL-0818-059 | Int. 4(1.0 eq), 프로필아민(6.0 eq), 메탄올:DCM(1:1, 10.0 V), 50℃, 16시간 온도 스크리닝 : 50℃, 40℃ 및 실온에서 반응을 시도 -> 40℃ 미만의 낮은 온도에서 중간체와 함께 미반응 출발물질을 포함하는 더 적은 생성물 형성이 관찰됨 |
2.0 | 1.3 | 96.89 | 80.2 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 5 | 2.0 g | 445.43 | 0.005 | 1 | 실시예 1의 단계 4 (APSL-0563-099-P) |
DMTrCl | 2.81 g | 338.83 | 0.008 | 1.5 | Angene |
DMAP | 135.2 mg | 122.17 | 0.001 | 0.2 | Chempure |
피리딘 | 2.0 mL | 79.1 | - | 1.0 V | Sonia Industries |
DCM | 10.0 mL | - | - | 5.0 V | Sonia Industries |
톨루엔 | 10.0 mL | - | - | 5.0 V | Sonia Industries |
메탄올 | 6.0 mL | - | - | 3.0 V | Sonia Industries |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 비고 |
APSL-0822-012 | Int. 5(1.0 eq), DMTrCl(3.5 eq), DMAP(0.2 eq), 피리딘(5V), RT, 6시간 |
10 | 3 | 0.2% TEA 존재 하에 실리카겔 정제(용리액: 40~50% 에틸아세테이트 함량을 가지는 헥산) 순도: 92.19% |
APSL-01110-001 | Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), DCM:톨루엔(5V:5V), 10-15℃, 5-6시간 |
2.0 | 미분리 | 고체 DMTrCl를 로트 별로 첨가 불순물 형성은 상대적으로 적었으며, ~20-25% 미반응 출발물질 잔류 |
APSL-0585-100 | 용매 스크리닝 : Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), DCM:톨루엔(4V:6V), RT, 5-6시간 |
2.0 | 미분리 | ~25% 출발물질 미반응 및 ~20% DiDMTr 형성 |
APSL-0585-099 | Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), DCM:톨루엔(6V:4V), RT, 5-6시간 |
2.0 | 미분리 | ~25% 출발물질 미반응 및 ~20% DiDMTr 형성 |
APSL-0585-098 | Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), 톨루엔(10V), RT, 5-6시간 |
2.0 | 미분리 | 고무같은(gummy) 반응물과 미량의 생성물 형성 |
APSL-0585-083 | Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), DCM(10V), RT, 5-6시간 |
1.0 | 미분리 | ~5% 출발물질 미반응 및 보다 많은 DiDMTr 형성 |
APSL-0585-081 APSL-0585-082 APSL-0585-079 APSL-0585-083 |
또한 다음의 용매로 반응을 시도함 (i) ACN: ~50% 출발물질 미반응 (ii) CHCl 3 :~30% 출발물질 미반응 (iii) DMF: 생성물 형성 않음 (iv) 피리딘:~25% 출발물질 미반응 |
0.1 | 미분리 | - |
APSL-0585-094 | 온도 스크리닝 : Int. 5(1.0 eq), DMTrCl(1.5 eq), DMAP(0.2 eq), DCM(10V) (i) 0-5℃, 8시간 (ii) 15-20℃, 8시간 (iii) 20-30℃, 8시간 |
1.0 | 미분리 | DMTrCl를 4V DCM에 용해시켜 반응 용액에 첨가 모든 경우에서 미반응 출발물질 및 DiDMTr 불순물이 형성됨 |
APSL-0585-080 | DMTrCl 당량 스크리닝: Int. 5(1.0 eq), DMAP(0.2 eq), DCM(10V) (i) DMTrCl(1.0 eq) (ii) DMTrCl(1.2 eq) (iii) DMTrCl(1.5 eq) |
0.1 | 미분리 | 모든 경우에서 DiDMTr 불순물이 형성되었으나, 1.5당량의 출발물질을 소모한 경우 더 많았음(~5% 출발물질 잔류) |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 | |
Int. 6 | 2.5 g | 663.73 | 0.005 | 1 | 실시예 1의 단계 5 (APSL-0822-012-P2) |
|
2-시아노에틸 N,N,N',N'-테트라 이소프로필포스포로디아미디트 (2-cyanoethyl N,N,N',N'-tetraisopropyl phosphorodiamidite, 2.27 mL) |
2.15 g | 301.41 | 0.008 | 1.5 | Angene | |
4,5-디시아노이미다졸 (4,5-dicyanoimidazole) |
467.0 mg | 118.10 | 0.001 | 0.2 | Chempure | |
DCM | 25.0 mL | - | - | 5.0 V | Sonia Industries |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 수율(%) |
APSL-0585-087 | Int. 6(1.0 eq), 2-시아노에틸 N,N,N',N'-테트라이소프로필포스포로디아미디트(1.9 eq), 4,5-디시아노이미다졸(1.05 eq), DCM(10V), 0-5℃, 5-6시간 |
2.5 | 1.8 | 55.38 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 3 | 10.0 g | 356.29 | 0.028 | 1.0 | APSL-0563-091 |
1-나프틸메틸아민 | 4.4 g | 157.21 | 0.028 | 1.0 | TCI |
T3P(EtOAc 중의 50% 용액) | 26.72 g (13.36 g×2) |
318.18 | 0.042 | 1.5 | Soectrochem |
DIPEA | 7.23 g | 129.25 | 0.056 | 2.0 | Chempure |
EtOAc(로트 1) | 90 mL | - | - | 9.0 V | Sonia |
EtOAc(로트 2) | 10 mL | - | - | 1.0 V | Sonia |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-0563-095 | 1-나프틸메틸아민(1.0 eq), T3P(1.5 eq, EtOAc 중의 50% 용액), DIPEA(2.0 eq), EtOAc(10.0 V), RT, 16시간 |
10.0 | 9.8 | 84.63 | 70.00 |
APSL-0822-007 |
40.0 | 22.0 | 76.27 | 39.54 |
물질 | 사용량(Qty) | 분자량 | 몰 수 | Eq/Vol | 공급원 |
Int. 4 | 40.0 g | 495.49 | 0.0807 | 1 | APSL-0563-095 |
프로필아민 | 38.16 g | 59.11 | 0.6456 | 8.0 | TCI |
메탄올 | 0.4 L | - | - | 10.0 V | Sonia Industries |
배치 번호 | 조건 | 투입량(g) | 생산량(g) | 순도(%) | 수율(%) |
APSL-01103-005 | Int. 4(1.0 eq), 프로필아민(8.0 eq), 메탄올(10.0 V), 50-60℃, 3-4시간 |
40.0 | 26.0 | 85.71 | 78.30 |
APSL-01106-003 | 프로필아민 당량 스크리닝 : Int. 4(1.0 eq), 프로필아민(12.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 |
2.0 | 1.25 | 89.27 | 75.70 |
APSL-01106-002 | Int. 4(1.0 eq), 프로필아민(10.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 |
2.0 | 1.23 | 90.06 | 74.50 |
APSL-01106-001 | Int. 4(1.0 eq), 프로필아민(8.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 |
2.0 | 1.15 | 9.178 | 69.70 |
APSL-0822-010 | Int. 4(1.0 eq), 프로필아민(8.0 eq), 메탄올(10.0 V), 50-60℃, 5-6시간 |
21.0 | 11.3 | 98.34 | 63.0 |
물질 | 사용량(Qty) | 분자량 | 몰 수(mmol) | Eq/Vol | 공급원 |
Int. 5 | 1.0 g | 411.41 | 2.43 | 1 | APSL-01103-005 |
DMTrCl | 0.95 g | 338.83 | 2.808 | 1.2 | Chempure |
DMAP | 57.17 mg | 122.17 | 0.46 | 0.2 | Chempure |
피리딘 | 1.0 mL | 79.1 | - | 1.0 V | Sonia Industries |
DCM | 10.0 mL | - | - | 10.0 V | Sonia Industries |
물질 | 사용량(Qty) | 분자량 | 몰 수 (mmol) |
Eq/Vol | 공급원 |
Int. 6 | 2.25 g | 713.79 | 3.152 | 1 | APSL-0585-083 |
2-시아노에틸 N,N,N',N'-테트라 이소프로필포스포로디아미디트 (1.1 mL) |
1.04 g | 301.41 | 3.467 | 1.1 | Angene |
4,5-디시아노이미다졸 | 390.86 mg | 118.10 | 3.309 | 0.2 | Chempure |
DCM | 25.0 mL | - | - | 10.0 V | Sonia Industries |
Claims (12)
- 티미딘(1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methylpyrimidine-2,4(1H,3H)-dione, thymidine)의 히드록시기를 아세틸 보호화하는 제1단계;
상기 제1단계로부터 수득한 생성물의 메틸기를 카르복실산으로 산화시키는 제2단계;
상기 제2단계로부터 수득한 카르복실산을 포함하는 생성물과 C6-10 아릴-C1-4 알킬아민과 반응시켜 아미드화하는 제3단계;
상기 제3단계로부터 수득한 생성물의 아세틸 보호화된 히드록시기를 탈보호화하는 제4단계;
상기 제4단계로부터 수득한 생성물의 일차 히드록시기를 선택적으로 DMTr 보호화하는 제5단계; 및
상기 제5단계로부터 수득한 생성물을 2-시아노에틸 N,N,N',N'-테트라이소프로필포스포로디아미디트(2-cyanoethyl N,N,N',N'-tetraisopropylphosphorodiamidite, (i-Pr2N)2POC2H4CN)와 반응시켜 포스포라미티드(phosphoramidite)를 형성하는 제6단계를 포함하는,
티미딘으로부터 하기 화학식 1로 표시되는 화합물의 제조방법:
[화학식 1]
상기 화학식 1에서,
R은 C6-10 아릴-C1-4 알킬임.
- 제1항에 있어서,
상기 제1단계는 불활성 가스 분위기 하에 유기 용매에 용해시킨 티미딘을 4-디메틸아미노피리딘(4-dimethylaminopyridine; DMAP) 존재 하에 무수 아세트산(acetic anhydride, Ac2O)과 반응시켜 수행하는 것인, 제조방법.
- 제1항에 있어서,
상기 제2단계는 상기 제1단계로부터 수득한 생성물을 유기 용매에 용해시킨 용액에 과황산칼륨(K2S2O8), 2,6-루티딘, 및 황산구리를 첨가하고, 가열하여 반응시켜 수행하는 것인, 제조방법.
- 제3항에 있어서,
상기 2,6-루티딘은 상기 제1단계로부터 수득한 생성물에 대해 1 내지 3당량으로 사용하는 것인, 제조방법.
- 제1항에 있어서,
상기 제3단계는 상기 제2단계로부터 수득한 생성물을 유기 용매에 용해시킨 용액에 N,N-디이소프로필에틸아민(N,N-diisopropylethylamine; DIPEA), 무수 프로판포스폰산(propanephosphonic acid anhydride, PPAA, T3P) 및 R-아민을 첨가하고, 반응시켜 수행하는 것인, 제조방법.
- 제5항에 있어서,
상기 T3P 및 R-아민은 에틸아세테이트를 함유하는 용매에 용해시킨 용액 상태로 적가하는 것인, 제조방법.
- 제1항에 있어서,
상기 제4단계는 상기 제3단계로부터 수득한 생성물을 불활성 가스 분위기 하에 C1-4 저급 알코올 함유 용매에 용해시킨 용액에 염기를 첨가하여 반응시켜 수행하는 것인, 제조방법.
- 제7항에 있어서,
상기 염기는 상기 제3단계로부터 수득한 생성물에 대해 5 내지 7의 당량비로 사용하는 것인, 제조방법.
- 제1항에 있어서,
상기 제5단계는 상기 제4단계로부터 수득한 생성물을 불활성 가스 분위기 하에 유기 용매에 용해시킨 용액에 4-디메틸아미노피리딘(4-dimethylaminopyridine; DMAP)을 첨가하고, 4,4'-디메톡시트리틸 클로라이드(4,4'-dimethoxytrityl chloride; DMTrCl)를 첨가하여 반응시켜 수행하는 것인, 제조방법.
- 제9항에 있어서,
상기 반응은 0 내지 30℃의 온도에서 수행하는 것인, 제조방법.
- 제9항에 있어서,
상기 유기 용매는 톨루엔, 디클로로메탄(dichloromethane; DCM) 또는 이들의 혼합물이거나, 선택적으로 피리딘을 더 포함하는 것인, 제조방법.
- 제1항에 있어서,
상기 제6단계는 상기 제5단계로부터 수득한 생성물을 불활성 가스 분위기 하에 유기 용매에 용해시킨 용액을 냉각시키고, 2-시아노에틸 N,N,N',N'-테트라이소프로필포스포로디아미디트(2-cyanoethyl N,N,N',N'-tetraisopropylphosphorodiamidite)와 4,5-디시아노이미다졸(4,5-dicyanoimidazole)을 첨가하여 반응시켜 수행하는 것인, 제조방법.
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