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    • 4. 发明公开
    • 결정성 아데포비어 디피복실 술폰산염 무수물, 그 제조방법 및 이를 포함하는 약제학적 조성물
    • 水溶性ADIVOVIR DIPIVOXIL ANHYDROUS,其制备方法及其含有的药物组合物
    • KR1020110081382A
    • 2011-07-14
    • KR1020100001519
    • 2010-01-08
    • 경동제약 주식회사
    • 이병석신상훈한원창
    • C07D473/34A61K31/52A61P1/00
    • PURPOSE: A pharmaceutical composition containing a novel crystalline adefovir dipivoxil sulfonate anhydride is provided to ensure excellent solubility, stability, and non-hygroscopicity. CONSTITUTION: A crystalline adefovir dipivoxil sulfonate anhydride has a structure of chemical formula I. The sulfonate is p-toluenesulfonic acid, benzenesulfonic acid, and ethanedisulfonic acid. A method for preparing the crystalline adefovir dipivoxil sulfonate anhydride comprises: a step of dissolving adefovir dipivoxil base in a polar or non-polar organic solvent; a step of dissolving sulfonic acid or sulfonic acid hydrate of para-toluenesulfonic acid, benzene sulfonic acid, or ethanol disulfonic acid in a polar or non-polar organic solvent; a step of mixing and stirring; and a step of filtering, washing, and drying.
    • 目的:提供含有新型结晶阿德福韦酯磺酸酐的药物组合物,以确保优异的溶解性,稳定性和非吸湿性。 构成:结晶阿德福韦酯磺酸酐具有化学式I的结构。磺酸盐是对甲苯磺酸,苯磺酸和乙二磺酸。 制备结晶阿德福韦酯磺酸酐的方法包括:将阿德福韦酯碱溶于极性或非极性有机溶剂中的步骤; 将对甲苯磺酸,苯磺酸或乙醇二磺酸的磺酸或磺酸水合物溶解在极性或非极性有机溶剂中的步骤; 混合搅拌的步骤; 以及过滤,洗涤和干燥的步骤。
    • 5. 发明授权
    • 2-아미노-9-(2-치환에틸)푸린의 제조방법
    • 2-氨基-9-2取代的乙基纤维素的制备方法
    • KR100631324B1
    • 2006-10-04
    • KR1020060003393
    • 2006-01-12
    • 경동제약 주식회사
    • 이병석신상훈박종식
    • C07D473/32
    • 본 발명은 9-[4-아세톡시-3-(아세톡시메틸)부트-1-일]-2-아미노푸린(팜시클로버:Famciclovir)의 제조에 유용한 2-아미노-9-(2-치환에틸)푸린의 제조방법에 관한 것으로서, 2-아미노-9-(2-치환에틸)푸린은 하기의 구조식(II')로 표시되며,
      [구조식 II']

      (여기서, 치환체 R은 할로겐, 미질옥시 또는 토실옥시기이다)
      본 발명에 따른 팜시클로버의 제조방법은 2-아미노-9-(2-치환에틸)푸린을 할로겐화 반응시켜 2-아미노-9-(2-할로게노에틸)푸린을 얻은 다음, 이를 디에틸말로네이트와 반응시키는 단계를 포함하고, 본 발명에 따른 제조방법은 2-아미노-9-(2-치환에틸)푸린을 이용함으로써 유효한 항바이러스 활성을 갖는 푸린유도체 약물인 팜시클로버를 100%의 선택성으로서 순수한 형태로 제조할 수 있음과 아울러, 상대적으로 온화한 반응 조건의 채택이 가능하여 공업적 공정 효율성이 양호한 장점이 있다.
      2-아미노-9-(2-치환에틸)푸린, 팜시클로버
    • 6. 发明授权
    • 가라민 유도체의 제조방법
    • 가라민유도체의제조방법
    • KR100450607B1
    • 2004-09-30
    • KR1020020040324
    • 2002-07-11
    • 한국과학기술연구원경동제약 주식회사
    • 정찬성이소하문만식전숙진이병석
    • C07H15/222
    • PURPOSE: A process for preparing Gallamine derivative is provided, thereby cheaply preparing the Gallamine derivative which is useful in synthesis of aminoglycoside antibiotics including isepamycin. CONSTITUTION: A process for preparing Gallamine derivative of the formula(4) comprises the steps of: introducing acetyl(-Ac) or benzyloxycarbonyl(-Cbz) into the amine group of 3,2',6'-NH2 of sisomicin or gentamicin to prepare a compound of the formula(1); reacting the amine group of 1-NH2 of the compound of the formula(1) with anhydride of acid represented by YOH or acid derivative thereof to prepare a compound of the formula(2); introducing acetyl(-Ac) or benzyloxycarbonyl(-Cbz) into the amine group of 3'-NH2 of the compound of the formula(2) to prepare a compound of the formula(3); and reacting the compound of the formula(3) under acid condition to remove purpurosamine or sisosamine ring to prepare the Gallamine derivative of the formula(4), wherein R1 and R2 are independently hydrogen or methyl; X is acetyl or benzyloxycarbonyl; Y is C1 to C10 alkylcarbonyl, or amino or hydroxy substituted C1 to C10 alkylcarbonyl.
    • 目的:提供了一种制备Gallamine衍生物的方法,由此便宜地制备了用于合成氨基糖苷类抗生素(包括异阿霉素)的Gallamine衍生物。 构成:制备式(4)的Gallamine衍生物的方法包括以下步骤:将乙酰基(-Ac)或苄氧基羰基(-Cbz)引入西索米星或庆大霉素的3,2',6'-NH 2的胺基中, 制备式(1)的化合物; 使式(1)化合物的1-NH 2的胺基与由YOH或其酸衍生物表示的酸的酸酐反应以制备式(2)的化合物; 在式(2)化合物的3'-NH 2的胺基中引入乙酰基(-Ac)或苄氧基羰基(-Cbz)以制备式(3)的化合物; (3)的化合物在酸性条件下反应以除去紫苏糖胺或sisosamine环以制备式(4)的Gallamine衍生物,其中R 1和R 2独立地为氢或甲基; X是乙酰基或苄氧基羰基; Y是C1至C10烷基羰基,或氨基或羟基取代的C1至C10烷基羰基。
    • 7. 发明公开
    • 레보설피라이드 액제 조성물
    • 液体液体组合物
    • KR1020030093810A
    • 2003-12-11
    • KR1020020031668
    • 2002-06-05
    • 경동제약 주식회사
    • 이병석전훈이아람
    • A61K47/10
    • A61K9/08A61K9/0095A61K31/40A61K47/10A61K47/14
    • PURPOSE: A levosulpiride liquid composition is provided which is removed from an unpleasant taste such as a bitter taste and an astringent taste peculiar to levosulpiride by adding 1,2,3,4-butanetetrol of sugar alcohol series. CONSTITUTION: A levosulpiride liquid composition contains 0.25 to 0.5g 1,2,3,4-butanetetrol as a main component, 0.4 to 1.0g stabilizing and solubility assisting agents and 70 to 115g sweetening agents as an adjuvant, based on 100ml liquid composition. The sweetening agent is selected from purified white sugar, fructose, sorbitol or an optional mixture thereof, The composition also contains a suitable amount of purified water, a flavoring agent, a preservative or the like.
    • 目的:提供一种通过加入糖醇系列的1,2,3,4-丁酸乙酯,从左旋苏布里德特有的苦味和涩味中除去不舒服的味道的左美沙芬液体组合物。 构成:基于100ml的液体组合物,左布列吡脲液体组合物含有0.25〜0.5g的1,2,3,4-丁基乙醇酸作为主要成分,0.4〜1.0g的稳定助溶剂和70〜115g的甜味剂作为助剂。 甜味剂选自纯化的白糖,果糖,山梨醇或其任选的混合物。该组合物还含有适量的纯化水,调味剂,防腐剂等。
    • 8. 发明公开
    • N-[3-{3-(1-피페리디닐메틸)페녹시}프로필]아세톡시아세트아미드의 제조방법
    • 制备N-(3-(3-(1-哌啶基甲基)苯氧基)丙基) - 乙酰胺
    • KR1020030025394A
    • 2003-03-29
    • KR1020010058257
    • 2001-09-20
    • 경동제약 주식회사
    • 이병석유지상
    • C07D211/18
    • PURPOSE: Provided is a method of making Roxatidin, N-(3-(3-(1-piperidinylmethyl)- phenoxy)propyl)acetoxyacetamide(represented by formula 1), a H2 receptor antagonist, which is a strong anti-ulcer agent. The method is economical because one pot synthesis and mild condition are employed to produce a high yield product. CONSTITUTION: The method of synthesis of Roxatidin, N-(3-(3-(1-piperidinylmethyl)- phenoxy)propyl)acetoxyacetamide(represented by formula 1) characteristically comprises making anhydrous acetoxy acetic acid from hydroxy acetic acid and adding 3-(3-(1 piperidinylmethyl)phenoxy)propylamine in one pot reaction.
    • 目的:提供作为强抗溃疡剂的罗沙必汀,N-(3-(3-(1-哌啶基甲基) - 苯氧基)丙基)乙酰氧基乙酰胺(式1表示)的H2受体拮抗剂的制备方法。 该方法是经济的,因为一锅合成和温和条件用于生产高产量产物。 构成:合成Roxatidin,N-(3-(3-(1-哌啶基甲基) - 苯氧基)丙基)乙酰氧基乙酰胺(由式1表示)的方法的特征在于包括由羟基乙酸制备无水乙酰氧基乙酸,并加入3-( 3-(1,1-哌啶基甲基)苯氧基)丙胺。