CN111999398B - 咖啡因及其代谢物的液质联用分析方法 - Google Patents
咖啡因及其代谢物的液质联用分析方法 Download PDFInfo
- Publication number
- CN111999398B CN111999398B CN202010659428.2A CN202010659428A CN111999398B CN 111999398 B CN111999398 B CN 111999398B CN 202010659428 A CN202010659428 A CN 202010659428A CN 111999398 B CN111999398 B CN 111999398B
- Authority
- CN
- China
- Prior art keywords
- acid
- ion pair
- methylxanthine
- mobile phase
- caffeine
- 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.)
- Active
Links
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229960001948 caffeine Drugs 0.000 title claims abstract description 45
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title claims abstract description 39
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000004458 analytical method Methods 0.000 title claims abstract description 29
- 238000004895 liquid chromatography mass spectrometry Methods 0.000 title claims abstract description 20
- 239000002207 metabolite Substances 0.000 title claims abstract description 19
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 239000000126 substance Substances 0.000 claims abstract description 18
- 238000001294 liquid chromatography-tandem mass spectrometry Methods 0.000 claims abstract description 11
- 239000012488 sample solution Substances 0.000 claims abstract description 3
- 150000002500 ions Chemical class 0.000 claims description 69
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 30
- LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical compound O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 claims description 28
- PFWLFWPASULGAN-UHFFFAOYSA-N 7-Methylxanthine Natural products N1C(=O)NC(=O)C2=C1N=CN2C PFWLFWPASULGAN-UHFFFAOYSA-N 0.000 claims description 24
- 239000012224 working solution Substances 0.000 claims description 19
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- YAPQBXQYLJRXSA-UHFFFAOYSA-N theobromine Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2C YAPQBXQYLJRXSA-UHFFFAOYSA-N 0.000 claims description 18
- UDMBCSSLTHHNCD-KQYNXXCUSA-N adenosine 5'-monophosphate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(O)=O)[C@@H](O)[C@H]1O UDMBCSSLTHHNCD-KQYNXXCUSA-N 0.000 claims description 17
- MVOYJPOZRLFTCP-UHFFFAOYSA-N 1-methyl-7H-xanthine Chemical compound O=C1N(C)C(=O)NC2=C1NC=N2 MVOYJPOZRLFTCP-UHFFFAOYSA-N 0.000 claims description 16
- GMSNIKWWOQHZGF-UHFFFAOYSA-N 3-methyl-9H-xanthine Chemical compound O=C1NC(=O)N(C)C2=C1N=CN2 GMSNIKWWOQHZGF-UHFFFAOYSA-N 0.000 claims description 16
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 claims description 16
- UDMBCSSLTHHNCD-UHFFFAOYSA-N Coenzym Q(11) Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(O)=O)C(O)C1O UDMBCSSLTHHNCD-UHFFFAOYSA-N 0.000 claims description 15
- 238000010828 elution Methods 0.000 claims description 15
- 229960004559 theobromine Drugs 0.000 claims description 15
- 229940075420 xanthine Drugs 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 229950006790 adenosine phosphate Drugs 0.000 claims description 10
- HMLZLHKHNBLLJD-UHFFFAOYSA-N 3,7-dimethyluric acid Chemical compound CN1C(=O)NC(=O)C2=C1NC(=O)N2C HMLZLHKHNBLLJD-UHFFFAOYSA-N 0.000 claims description 9
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical group CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 9
- LNQVTSROQXJCDD-UHFFFAOYSA-N adenosine monophosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(CO)C(OP(O)(O)=O)C1O LNQVTSROQXJCDD-UHFFFAOYSA-N 0.000 claims description 9
- 229960003190 adenosine monophosphate Drugs 0.000 claims description 9
- NOFNCLGCUJJPKU-UHFFFAOYSA-N 1,7-dimethyluric acid Chemical compound N1C(=O)N(C)C(=O)C2=C1NC(=O)N2C NOFNCLGCUJJPKU-UHFFFAOYSA-N 0.000 claims description 8
- FGWUDHZVEBFGKS-UHFFFAOYSA-N 1-o-tert-butyl 2-o-methyl azetidine-1,2-dicarboxylate Chemical compound COC(=O)C1CCN1C(=O)OC(C)(C)C FGWUDHZVEBFGKS-UHFFFAOYSA-N 0.000 claims description 8
- KWNBDPJHEKVDAW-UHFFFAOYSA-N 4-(4-chlorophenyl)-2-(4-methylphenyl)-4-oxobutanoic acid Chemical compound C1=CC(C)=CC=C1C(C(O)=O)CC(=O)C1=CC=C(Cl)C=C1 KWNBDPJHEKVDAW-UHFFFAOYSA-N 0.000 claims description 8
- UGQMRVRMYYASKQ-KQYNXXCUSA-N Inosine Chemical compound O[C@@H]1[C@H](O)[C@@H](CO)O[C@H]1N1C2=NC=NC(O)=C2N=C1 UGQMRVRMYYASKQ-KQYNXXCUSA-N 0.000 claims description 8
- 229930010555 Inosine Natural products 0.000 claims description 8
- UBORTCNDUKBEOP-UHFFFAOYSA-N L-xanthosine Natural products OC1C(O)C(CO)OC1N1C(NC(=O)NC2=O)=C2N=C1 UBORTCNDUKBEOP-UHFFFAOYSA-N 0.000 claims description 8
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 claims description 8
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 claims description 8
- UBORTCNDUKBEOP-HAVMAKPUSA-N Xanthosine Natural products O[C@@H]1[C@H](O)[C@H](CO)O[C@H]1N1C(NC(=O)NC2=O)=C2N=C1 UBORTCNDUKBEOP-HAVMAKPUSA-N 0.000 claims description 8
- RQFCJASXJCIDSX-UUOKFMHZSA-N guanosine 5'-monophosphate Chemical compound C1=2NC(N)=NC(=O)C=2N=CN1[C@@H]1O[C@H](COP(O)(O)=O)[C@@H](O)[C@H]1O RQFCJASXJCIDSX-UUOKFMHZSA-N 0.000 claims description 8
- 235000013928 guanylic acid Nutrition 0.000 claims description 8
- 239000004226 guanylic acid Substances 0.000 claims description 8
- 229960003786 inosine Drugs 0.000 claims description 8
- 229960000278 theophylline Drugs 0.000 claims description 8
- BYXCFUMGEBZDDI-UHFFFAOYSA-N trimethyluric acid Natural products CN1C(=O)N(C)C(=O)C2=C1NC(=O)N2C BYXCFUMGEBZDDI-UHFFFAOYSA-N 0.000 claims description 8
- 229940116269 uric acid Drugs 0.000 claims description 8
- UBORTCNDUKBEOP-UUOKFMHZSA-N xanthosine Chemical compound O[C@@H]1[C@H](O)[C@@H](CO)O[C@H]1N1C(NC(=O)NC2=O)=C2N=C1 UBORTCNDUKBEOP-UUOKFMHZSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 239000006228 supernatant Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- FDGQSTZJBFJUBT-UHFFFAOYSA-N hypoxanthine Chemical compound O=C1NC=NC2=C1NC=N2 FDGQSTZJBFJUBT-UHFFFAOYSA-N 0.000 claims description 4
- 238000004949 mass spectrometry Methods 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 3
- 239000012085 test solution Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 101100348341 Caenorhabditis elegans gas-1 gene Proteins 0.000 claims description 2
- UGQMRVRMYYASKQ-UHFFFAOYSA-N Hypoxanthine nucleoside Natural products OC1C(O)C(CO)OC1N1C(NC=NC2=O)=C2N=C1 UGQMRVRMYYASKQ-UHFFFAOYSA-N 0.000 claims description 2
- 101100447658 Mus musculus Gas1 gene Proteins 0.000 claims description 2
- 101100447665 Mus musculus Gas2 gene Proteins 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- QUNWUDVFRNGTCO-UHFFFAOYSA-N 1,7-dimethylxanthine Chemical compound N1C(=O)N(C)C(=O)C2=C1N=CN2C QUNWUDVFRNGTCO-UHFFFAOYSA-N 0.000 claims 2
- 230000037353 metabolic pathway Effects 0.000 abstract description 3
- 238000003068 pathway analysis Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 12
- 239000012086 standard solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000004060 metabolic process Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000011002 quantification Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 229910021642 ultra pure water Inorganic materials 0.000 description 2
- 239000012498 ultrapure water Substances 0.000 description 2
- 206010010071 Coma Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 208000007443 Neurasthenia Diseases 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 150000003797 alkaloid derivatives Chemical class 0.000 description 1
- 206010003549 asthenia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012472 biological sample Substances 0.000 description 1
- 210000002937 blood-testis barrier Anatomy 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002552 multiple reaction monitoring Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000002826 placenta Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004885 tandem mass spectrometry Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
- 238000003260 vortexing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/26—Conditioning of the fluid carrier; Flow patterns
- G01N30/28—Control of physical parameters of the fluid carrier
- G01N30/34—Control of physical parameters of the fluid carrier of fluid composition, e.g. gradient
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/72—Mass spectrometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N2030/042—Standards
- G01N2030/045—Standards internal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N2030/042—Standards
- G01N2030/047—Standards external
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
时间(min) | 流速(mL/min) | A(%) | B(%) |
0 | 0.35 | 95 | 5 |
0.5 | 0.35 | 95 | 5 |
5 | 0.35 | 60 | 40 |
5.1 | 0.35 | 5 | 95 |
7.5 | 0.35 | 5 | 95 |
7.6 | 0.35 | 95 | 5 |
10 | 0.35 | 95 | 5 |
离子模式 | ESI-/ESI+ | 气帘气 | 35Psi |
离子喷雾电压 | -4500/+5500V | 温度 | 500℃ |
IonSourceGas1 | 45Psi | IonSourceGas2 | 55Psi |
碰撞气体 | Medium中级 | 扫描方式 | MRM多重反应监测 |
入口电压 | -10/10V | 出口电压 | -12/12V |
时间(min) | 流速(mL/min) | A(%) | B(%) |
0.00 | 0.35 | 95 | 5 |
10.00 | 0.35 | 5 | 95 |
11.00 | 0.35 | 5 | 95 |
11.10 | 0.35 | 95 | 5 |
14.00 | 0.35 | 95 | 5 |
时间(min) | 流速(mL/min) | A(%) | B(%) |
0.00 | 0.35 | 95 | 5 |
3.00 | 0.35 | 95 | 5 |
7.00 | 0.35 | 5 | 95 |
9.00 | 0.35 | 5 | 95 |
9.10 | 0.35 | 95 | 5 |
12.00 | 0.35 | 95 | 5 |
时间(min) | 流速(mL/min) | A(%) | B(%) |
0.00 | 0.35 | 95 | 5 |
1.00 | 0.35 | 95 | 5 |
6.00 | 0.35 | 50 | 50 |
7.00 | 0.35 | 5 | 95 |
9.00 | 0.35 | 5 | 95 |
10.00 | 0.35 | 95 | 5 |
11.00 | 0.35 | 95 | 5 |
时间(min) | 流速(mL/min) | A(%) | B(%) |
0.00 | 0.35 | 95 | 5 |
0.50 | 0.35 | 95 | 5 |
5.00 | 0.35 | 60 | 40 |
5.10 | 0.35 | 5 | 95 |
7.50 | 0.35 | 5 | 95 |
7.60 | 0.35 | 95 | 5 |
10.00 | 0.35 | 95 | 5 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010659428.2A CN111999398B (zh) | 2020-07-09 | 2020-07-09 | 咖啡因及其代谢物的液质联用分析方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010659428.2A CN111999398B (zh) | 2020-07-09 | 2020-07-09 | 咖啡因及其代谢物的液质联用分析方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111999398A CN111999398A (zh) | 2020-11-27 |
CN111999398B true CN111999398B (zh) | 2022-03-08 |
Family
ID=73467399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010659428.2A Active CN111999398B (zh) | 2020-07-09 | 2020-07-09 | 咖啡因及其代谢物的液质联用分析方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111999398B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100366534B1 (ko) * | 2000-03-13 | 2003-01-09 | 학교법인 인하학원 | 6가지 cyp효소의 기질 및 그의 대사물질 모두 분리가능한 단일 용매체계와 분리방법 |
US7566401B2 (en) * | 2005-10-03 | 2009-07-28 | Kelm Mark A | Process for separating and isolating xanthines, individual polar protic monomers, and polar protic oligomers |
JP5214226B2 (ja) * | 2007-11-02 | 2013-06-19 | 株式会社 資生堂 | チャフロサイド高含有茶葉およびその製造方法 |
CN102095816B (zh) * | 2011-01-08 | 2013-02-13 | 中国烟草总公司郑州烟草研究院 | 一种咖啡酊中生物碱的测定方法 |
CN102680601B (zh) * | 2011-12-20 | 2013-09-18 | 山东凯盛新材料股份有限公司 | 乳粉中核苷酸高效液相色谱测定方法 |
GB201602394D0 (en) * | 2016-02-10 | 2016-03-23 | Mdb Medical Services Ltd | Method |
-
2020
- 2020-07-09 CN CN202010659428.2A patent/CN111999398B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN111999398A (zh) | 2020-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109655568B (zh) | 高效液质联用同时测定35种精神药物的方法及试剂盒 | |
CN104807920B (zh) | 一种试剂盒在利用高效液相色谱串联质谱技术检测血清中10种类固醇激素中的应用 | |
CN113196052B (zh) | 复杂基质中分析物的定量质谱分析中基质效应校正的方法 | |
CN106814150B (zh) | 一种同位素稀释超高效液相色谱质谱联用测定维生素k1的方法 | |
CN109212120B (zh) | 一种吴茱萸药材特征图谱的构建方法和吴茱萸药材质量检测方法 | |
CN117147736B (zh) | 一种D-葡萄糖-δ-内酯有关物质的检测方法 | |
CN111579679A (zh) | 一种抗肿瘤药物检测试剂盒及其应用 | |
Hellmuth et al. | Aqueous normal phase chromatography improves quantification and qualification of homocysteine, cysteine and methionine by liquid chromatography–tandem mass spectrometry | |
CN110133169A (zh) | 一种采用液质联用检测人血浆中呋塞米的方法及应用 | |
CN110243963A (zh) | 一种人血浆中卡托普利的lc-ms/ms检测方法 | |
CN112666273A (zh) | 一种检测红细胞中甲氨蝶呤类物质浓度的方法 | |
CN114487141A (zh) | 一种吲哚布芬原料药中基因毒性杂质的检测方法 | |
CN111999398B (zh) | 咖啡因及其代谢物的液质联用分析方法 | |
CN113607854B (zh) | 同时检测多种维生素的方法和检测试剂盒 | |
Singhal et al. | Determination of capecitabine-an anticancer drug in dried blood spot by LC-ESI-MS/MS | |
CN110726799A (zh) | 同时检测血液中25羟基-维生素d3和25羟基-维生素d2含量的方法 | |
CN109541106A (zh) | 一种液质联用测定血浆中呋塞米浓度的方法 | |
CN114814018A (zh) | 通过lc-ms/ms测定人血浆中多西拉敏的方法 | |
Parekh et al. | Rapid and sensitive liquid chromatography–tandem mass spectrometry (LC–MS/MS) method for the determination of clonidine in human plasma | |
CN107045031A (zh) | 人血浆中沙格列汀和5‑羟基沙格列汀的lc‑ms/ms高通量检测方法 | |
Wani et al. | Development and validation of sensitive uplc-ms/ms based method for the estimation of crizotinib in human plasma | |
Wang et al. | Simultaneous determination of tofacitinib and its principal metabolite in beagle dog plasma by UPLC-MS/MS and its application in pharmacokinetics | |
CN106248825B (zh) | 盐酸兰地洛尔原料药物中起始物料a的检测方法 | |
CN115060819B (zh) | 基于hplc-ms/ms单峰法同时测定人血浆中sun及su12662的方法 | |
CN114609293B (zh) | 一种采用lc-ms法检测血浆中匹维溴铵的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 430075, 3rd to 4th floors, Building A5, Phase II of Optics Valley Biological Innovation Park, No.1 Jiufeng 1st Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Maiwei Metabolic Biotechnology Co.,Ltd. Country or region after: China Address before: 430000 B7 and B8 Biological Industry Innovation Bases, 666 High-tech Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: Wuhan Mai Tver Biological Technology Co.,Ltd. Country or region before: China |