Article(id=1218263719864353603, tenantId=1146029695717560320, journalId=1189982191388893191, issueId=1218263715896546233, articleNumber=null, orderNo=null, doi=10.16438/j.0513-4870.2017-0169, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1487779200000, receivedDateStr=2017-02-23, revisedDate=1492272000000, revisedDateStr=2017-04-16, acceptedDate=null, acceptedDateStr=null, onlineDate=1768386305061, onlineDateStr=2026-01-14, pubDate=1502467200000, pubDateStr=2017-08-12, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1768386305061, onlineIssueDateStr=2026-01-14, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1768386305061, creator=13701087609, updateTime=1768386305061, updator=13701087609, issue=Issue{id=1218263715896546233, tenantId=1146029695717560320, journalId=1189982191388893191, year='2017', volume='52', issue='8', pageStart='1203', pageEnd='1350', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1768386304115, creator=13701087609, updateTime=1768386638816, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1218265119784620776, tenantId=1146029695717560320, journalId=1189982191388893191, issueId=1218263715896546233, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1218265119784620777, tenantId=1146029695717560320, journalId=1189982191388893191, issueId=1218263715896546233, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1313, endPage=1317, ext={EN=ArticleExt(id=1218263720321532744, articleId=1218263719864353603, tenantId=1146029695717560320, journalId=1189982191388893191, language=EN, title=Identification of fudosteine-related substances by HILIC-MS, columnId=1218263720250229574, journalTitle=Acta Pharmaceutica Sinica, columnName=ORIGINAL ARTICLES Pharmaceutical Analysis, runingTitle=null, highlight=null, articleAbstract=
To study the substances in fudosteine, one synthetic by-product and five forced degradation products were detected by hydrophilic interaction chromatography (HILIC). Quadrupole-time-of-flight mass spectrometry (Q-TOF MS) was used for accurate mass determination and product ion scanning. Five related substances were identified in the products of mass spectra fragmentations elucidation, and verified further according to synthetic process and stress testing results. The results obtained are valuable for fudosteine manufacturing process control and quality assurance.
, correspAuthors=Yue CHEN, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright ©2017 Acta Pharmaceutica Sinica. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Xiao GU, Ying LUO, Yue CHEN), CN=ArticleExt(id=1218263724159321017, articleId=1218263719864353603, tenantId=1146029695717560320, journalId=1189982191388893191, language=CN, title=福多司坦有关物质的亲水作用色谱-质谱结构鉴定, columnId=1218263720455750476, journalTitle=药学学报, columnName=研究论文·药物分析, runingTitle=null, highlight=null, articleAbstract=
为了研究福多司坦原料药中的有关物质,本研究采用亲水作用色谱法,分离出6个主要有关物质(1个工艺杂质、5个强制降解产物),并结合四级杆串联飞行时间质谱,确定各有关物质的准确分子质量及二级碎片特征。根据质谱裂解分析,结合合成工艺与强制降解实验,对5个有关物质做了结构鉴定,为福多司坦生产工艺控制和质量保障提供参考依据。
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L-cysteine:JP, 8119932[P]. 1996., articleTitle=null, refAbstract=null), Reference(id=1218968478070001994, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[4], rfOrder=3, authorNames=null, journalName=null, refType=null, unstructuredReference=Japanese Pharmacopoeia Commission. The Japanese Pharmacopoeia[S]. 17ed. Tokyo:Ministry of Health and Welfare Press, 2016:968-969., articleTitle=null, refAbstract=null), Reference(id=1218968478195831119, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[5], rfOrder=4, authorNames=null, journalName=null, refType=null, unstructuredReference=Xu Q, Liu J, Wang Y, et al. 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Impurity profiling of carbocisteine by HPLC-CAD, qNMR and UV/vis spectroscopy[J]. J Pharm Biomed Anal, 2014, 95:1-10., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1218968469740114780, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, xref=null, ext=[AuthorCompanyExt(id=1218968469752697693, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, companyId=1218968469740114780, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Zhejiang Institute for Food and Drug Control, Hangzhou 310000, China), AuthorCompanyExt(id=1218968469761086304, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, companyId=1218968469740114780, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=浙江省食品药品检验研究院, 浙江 杭州 310000)])], figs=[ArticleFig(id=1218968473858920540, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=EN, label=null, caption=null, figureFileSmall=+1nzhqKjd8zdizWpQbl5IA==, figureFileBig=+qa7QS7DU7gSxfVoAP1TvA==, tableContent=null), ArticleFig(id=1218968473988943977, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=CN, label=Figure 1, caption=
Chemical structure of fudosteine
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Fudosteine synthesis technology
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HPLC-UV chromatograms of the related substances in fudosteine from stress tests. a: Normal; b: Acid; c: Base; d: Oxidation; e: Blank solvent; f: NaCl + blank solvent; g: H2O2 + blank solvent
, figureFileSmall=bBH7DcPTFfXk1Vk3dQ/TYw==, figureFileBig=FUCJyok8cQqadc4KLVcOlQ==, tableContent=null), ArticleFig(id=1218968474685198511, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=EN, label=null, caption=null, figureFileSmall=OGBfMu0BjFsvNJxTxUEscg==, figureFileBig=zR1ovd0RQecJ9uS7hCNeHA==, tableContent=null), ArticleFig(id=1218968474760695990, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=CN, label=Figure 4, caption=
MS/MS spectra of fudosteine [M+H]+ (m/z 180) ion and its fragmentation pathways
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MS/MS spectra of related substance 1 [M+H]+ (m/z 183) ion and its fragmentation pathways
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Proposed formation mechanism of related substance 1
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MS/MS spectra of related substance 3 [M+H]+ (m/z 180) ion and its fragmentation pathways
, figureFileSmall=PD6+qPpuTQR8BWqnBhsVrw==, figureFileBig=rqzEa7GAoolSggQYIQ03Pw==, tableContent=null), ArticleFig(id=1218968475624722685, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=EN, label=null, caption=null, figureFileSmall=JRJdWRynMXyD+dPuHctxCA==, figureFileBig=4LTHp27AE5vjmq2DDEMpHA==, tableContent=null), ArticleFig(id=1218968475784106253, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=CN, label=Figure 8, caption=
MS/MS spectra of related substance 4 and 5 [M+H]+(m/z 196) ion and its fragmentation pathways
, figureFileSmall=JRJdWRynMXyD+dPuHctxCA==, figureFileBig=4LTHp27AE5vjmq2DDEMpHA==, tableContent=null), ArticleFig(id=1218968475884769559, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=EN, label=null, caption=null, figureFileSmall=ODwGv+JqIPxqpvlLYP/Mnw==, figureFileBig=5RjgYp2JSttGSqkdCdqRng==, tableContent=null), ArticleFig(id=1218968476002210076, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=CN, label=Figure 9, caption=
MS/MS spectra of related substance6 [M+H]+ (m/z 341) ion and its fragmentation pathways
, figureFileSmall=ODwGv+JqIPxqpvlLYP/Mnw==, figureFileBig=5RjgYp2JSttGSqkdCdqRng==, tableContent=null), ArticleFig(id=1218968477377941794, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| Impurity No. | [M+H]+ m/z | Proposed ion formula | Deviation/ppm | Proposed chemical structure |
| 1 | 183.050 1 | C6H15O2S2+ | 3.8 |  |
| 3 | 180.068 4 | C6H14NO3S+ | 2.7 |  |
| 4 | 196.063 2 | C6H14NO4S+ | 3.1 |  |
| 5 | 196.063 1 | 3.6 |
| 6 | 341.120 2 | C12H25N2O5S2+ | -0.8 |  |
), ArticleFig(id=1218968477474410793, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1218263719864353603, language=CN, label=Table 1, caption=
Related substances identified in fudosteine by HPLC-Q/TOF
, figureFileSmall=null, figureFileBig=null, tableContent=
| Impurity No. | [M+H]+ m/z | Proposed ion formula | Deviation/ppm | Proposed chemical structure |
| 1 | 183.050 1 | C6H15O2S2+ | 3.8 |  |
| 3 | 180.068 4 | C6H14NO3S+ | 2.7 |  |
| 4 | 196.063 2 | C6H14NO4S+ | 3.1 |  |
| 5 | 196.063 1 | 3.6 |
| 6 | 341.120 2 | C12H25N2O5S2+ | -0.8 |  |
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