文章

基本信息

CAS(化学文摘登记)号

402955-38-8

英文名称

Ertapenem Dimer Ester 杂质

英文化学名

(4R,5S,6S)-3-(((3S,5S)-5-((3-((((1S,2R)-1-carboxy-1-((2S,3R)-5-carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)propan-2-yl)oxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

简化分子线性输入规范(SMILES)

OC(C(N(C1=O)[C@@]([C@H]2C)([H])[C@@]1([H])[C@H](O)C)=C2S[C@H](CN3)C[C@H]3C(NC4=CC(C(O[C@H](C)[C@H]([C@@](N=C5C(O)=O)([H])[C@H](C5S[C@H](CN6)C[C@H]6C(NC7=CC(C(O)=O)=CC=C7)=O)C)C(O)=O)=O)=CC=C4)=O)=O

分子式

C44H50N6O14S2

分子量

951.0

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Dimer Ester Impurity is chemically (4R,5S,6S)-3-(((3S,5S)-5-((3-((((1S,2R)-1-carboxy-1-((2S,3R)-5-carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)propan-2-yl)oxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Ertapenem Dimer Ester Impurity is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Dimer Ester Impurity can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

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邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-dimer-ester-impurity-cas-402955-38-8/

相关产品

基本信息

CAS(化学文摘登记)号

402955-34-4

英文名称

Ertapenem Tautomer Dimer I

英文化学名

(4R,5S,6S)-3-(((3S,5S)-1-((2S,3R)-2-((2S,3R)-5-Carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

简化分子线性输入规范(SMILES)

O=C(C(N12)=C(S[C@@H]3CN(C([C@@H]([C@@H]4NC(C(O)=O)=C(S[C@@H]5CN[C@H](C(NC6=CC=CC(C(O)=O)=C6)=O)C5)[C@@H]4C)[C@H](O)C)=O)[C@H](C(NC7=CC=CC(C(O)=O)=C7)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O

分子式

C44H50N6O14S2

分子量

951.0

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Tautomer Dimer I is chemically (4R,5S,6S)-3-(((3S,5S)-1-((2S,3R)-2-((2S,3R)-5-Carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Ertapenem Tautomer Dimer I is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Tautomer Dimer I can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

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邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-tautomer-dimer-i-cas-402955-34-4/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 29

英文化学名

(4R,5S,6S)-3-(((3R,5S)-1-((2S,3R)-2-((2S,3R)-5-carboxy-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid compound with (4R,5S,6S)-3-(((3R,5S)-1-((2S,3R)-2-((2S,3R)-5-carboxy-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (1:1)

简化分子线性输入规范(SMILES)

O=C(C(N12)=C(S[C@H]3CN(C([C@@H]([C@@H]4NC(C(O)=O)=C(S[C@H]5CN[C@H](C(NC6=CC=CC(C(O)=O)=C6)=O)C5)[C@@H]4C)[C@H](O)C)=O)[C@H](C(NC7=CC=CC(C(O)=O)=C7)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O.O=C(C(N89)=C(S[C@H]%10CN(C([C@@H]([C@@H]%11N=C(C(O)=O)C(S[C@H]%12CN[C@H](C(NC%13=CC=CC(C(O)=O)=C%13)=O)C%12)[C@@H]%11C)[C@H](O)C)=O)[C@H](C(NC%14=CC=CC(C(O)=O)=C%14)=O)C%10)[C@H](C)[C@]9([H])[C@@H]([C@H](O)C)C8=O)O

分子式

C44H50N6O14S2

分子量

951.0

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 29 is chemically (4R,5S,6S)-3-(((3R,5S)-1-((2S,3R)-2-((2S,3R)-5-carboxy-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid compound with (4R,5S,6S)-3-(((3R,5S)-1-((2S,3R)-2-((2S,3R)-5-carboxy-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)-3-hydroxybutanoyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (1:1). Ertapenem Impurity 29 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 29 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-29-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 28

英文化学名

(4R,5S,6S)-3-(((3R,5S)-5-((3-((2S)-5-carboxy-2-((1S,2R)-1-carboxy-2-hydroxypropyl)-4-(((3R,3’R,5’S)-5′-((3-carboxyphenyl)carbamoyl)-[1,3′-bipyrrolidin]-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrole-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

简化分子线性输入规范(SMILES)

O=C(C(N12)=C(S[C@H]3CN[C@H](C(NC4=CC=CC(C(N5[C@@H]([C@H](C(O)=O)[C@H](O)C)C(C)C(S[C@H]6CN([C@H]7CN[C@H](C(NC8=CC=CC(C(O)=O)=C8)=O)C7)CC6)=C5C(O)=O)=O)=C4)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O

分子式

C48H57N7O14S2

分子量

1020.1

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 28 is chemically (4R,5S,6S)-3-(((3R,5S)-5-((3-((2S)-5-carboxy-2-((1S,2R)-1-carboxy-2-hydroxypropyl)-4-(((3R,3’R,5’S)-5′-((3-carboxyphenyl)carbamoyl)-[1,3′-bipyrrolidin]-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrole-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Ertapenem Impurity 28 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 28 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-28-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 23

英文化学名

(2S,3R)-2-((2S,3R)-1-((2S,4S)-2-((3-carboxyphenyl)carbamoyl)-4-mercaptopyrrolidin-1-yl)-3-hydroxy-1-oxobutan-2-yl)-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid

简化分子线性输入规范(SMILES)

O=C(C1=N[C@@H]([C@@H]([C@H](O)C)C(N2[C@H](C(NC3=CC=CC(C(O)=O)=C3)=O)C[C@H](S)C2)=O)[C@@H](C)C1S[C@@H]4CN[C@H](C(NC5=CC=CC(C(O)=O)=C5)=O)C4)O

分子式

C34H39N5O10S2

分子量

741.8

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 23 is chemically (2S,3R)-2-((2S,3R)-1-((2S,4S)-2-((3-carboxyphenyl)carbamoyl)-4-mercaptopyrrolidin-1-yl)-3-hydroxy-1-oxobutan-2-yl)-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid. Ertapenem Impurity 23 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 23 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-23-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 26

英文化学名

(4R,5S,6S)-3-(((3S,5S)-5-((3-(dimethylcarbamoyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

简化分子线性输入规范(SMILES)

O=C(C(N12)=C(S[C@@H]3CN[C@H](C(NC4=CC=CC(C(N(C)C)=O)=C4)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O

分子式

C24H30N4O6S

分子量

502.6

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 26 is chemically (4R,5S,6S)-3-(((3S,5S)-5-((3-(dimethylcarbamoyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Ertapenem Impurity 26 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 26 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-26-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 27

英文化学名

3-((2S,4S)-4-((4-aminobenzyl)thio)pyrrolidine-2-carboxamido)benzoic acid

简化分子线性输入规范(SMILES)

O=C(O)C1=CC=CC(NC([C@H]2NC[C@@H](SCC3=CC=C(N)C=C3)C2)=O)=C1

分子式

C19H21N3O3S

分子量

371.5

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 27 is chemically 3-((2S,4S)-4-((4-aminobenzyl)thio)pyrrolidine-2-carboxamido)benzoic acid. Ertapenem Impurity 27 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 27 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-27-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

770703-11-2

英文名称

Ertapenem 杂质 19

英文化学名

3-((2S,4R)-4-hydroxypyrrolidine-2-carboxamido)benzoic acid

简化分子线性输入规范(SMILES)

O=C(O)C1=CC=CC(NC([C@H]2NC[C@H](O)C2)=O)=C1

分子式

C12H14N2O4

分子量

250.3

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 19 is chemically 3-((2S,4R)-4-hydroxypyrrolidine-2-carboxamido)benzoic acid. Ertapenem Impurity 19 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 19 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-19-cas-770703-11-2/

相关产品

444057-65-2 (盐酸盐)

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem Dimer V

英文化学名

(4R,5S,6S)-3-(((3S,5S)-5-((3-((((2R)-1-Carboxy-1-((2S,3R)-5-carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)propan-2-yl)oxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

简化分子线性输入规范(SMILES)

O=C(C(N12)=C(S[C@@H]3CN[C@H](C(NC4=CC=CC(C(O[C@H](C)C(C(O)=O)[C@@H]5N=C(C(O)=O)C(S[C@@H]6CN[C@H](C(NC7=CC=CC(C(O)=O)=C7)=O)C6)[C@@H]5C)=O)=C4)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O

分子式

C44H50N6O14S2

分子量

951.0

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Dimer V is chemically (4R,5S,6S)-3-(((3S,5S)-5-((3-((((2R)-1-Carboxy-1-((2S,3R)-5-carboxy-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)propan-2-yl)oxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Ertapenem Dimer V is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Dimer V can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-dimer-v-cas-N/A/

相关产品

基本信息

CAS(化学文摘登记)号

N/A

英文名称

Ertapenem 杂质 12

英文化学名

(2S,3R)-2-((1S,2R)-1-Carboxy-2-hydroxypropyl)-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid

简化分子线性输入规范(SMILES)

C[C@@H](O)[C@]([H])([C@]1([H])N=C(C(O)=O)C(S[C@H]2CN[C@H](C(NC3=CC(C(O)=O)=CC=C3)=O)C2)[C@@H]1C)C(O)=O

分子式

C22H27N3O8S

分子量

493.5

物理性质

外观

安全信息

危险品运输编号

非危险品

德国水污染物质分类清单(WGK Germany)

3

详细规格

测试方法

核磁;质谱,液相色谱

保存条件

常温避光保存

产品描述

Ertapenem Impurity 12 is chemically (2S,3R)-2-((1S,2R)-1-Carboxy-2-hydroxypropyl)-4-(((3R,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid. Ertapenem Impurity 12 is supplied with detailed characterization data compliant with regulatory guideline. Ertapenem Impurity 12 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ertapenem. The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ChemWhat products are for analytical purpose only and not for human use.

快速询价

邮箱:chemwhat@watson-int.cn

品牌

ChemWhat(凯望)—— 品牌介绍

ChemWhat官网链接地址

https://www.chemwhat.com/ertapenem-impurity-12-cas-N/A/

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