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• 物理性质
• 安全信息
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基本信息

CAS(化学文摘登记)号

6052-68-2

英文名称

Tryptophan EP 杂质 H

英文化学名

(3RS)-1,2,3,4-Tetrahydro-9H-pyrido[3,4-b]indole-3-carboxylic acid (as per EP)

简化分子线性输入规范(SMILES)

O=C(C1CC2=C(CN1)NC3=C2C=CC=C3)O

分子式

C12H12N2O2

分子量

216.2

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

Tryptophan EP Impurity H is chemically (3RS)-1,2,3,4-Tetrahydro-9H-pyrido[3,4-b]indole-3-carboxylic acid (as per EP). Tryptophan EP Impurity H is supplied with detailed characterization data compliant with regulatory guideline. Tryptophan EP Impurity H 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 Tryptophan. 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

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ChemWhat（凯望）—— 品牌介绍

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https://www.chemwhat.com/tryptophan-ep-impurity-h-cas-6052-68-2/

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• 基本信息
• 物理性质
• 安全信息
• 详细规格
• 快速询价及关联信息

基本信息

CAS(化学文摘登记)号

184955-21-3

英文名称

Tryptophan EP 杂质 B

英文化学名

(2S)-2-amino-3-[(3RS)-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-3-yl]propanoic acid (as per EP)

简化分子线性输入规范(SMILES)

O=C(O)[C@@H](N)CC1(O)C(NC2=C1C=CC=C2)=O

分子式

C11H12N2O4

分子量

236.2

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

Tryptophan EP Impurity B is chemically (2S)-2-amino-3-[(3RS)-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-3-yl]propanoic acid (as per EP). It is also known as Dioxyindolylalanine (EP). Tryptophan EP Impurity B is supplied with detailed characterization data compliant with regulatory guideline. Tryptophan EP Impurity B 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 Tryptophan. 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/tryptophan-ep-impurity-b-cas-184955-21-3/

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• 基本信息
• 物理性质
• 安全信息
• 详细规格
• 快速询价及关联信息

基本信息

CAS(化学文摘登记)号

145545-23-9

英文名称

Tryptophan EP 杂质 F

英文化学名

(2S)-2-Amino-3-(phenylamino)propanoic acid (as per EP)

简化分子线性输入规范(SMILES)

OC([C@@]([H])(N)CNC1=CC=CC=C1)=O

分子式

C9H12N2O2

分子量

180.2

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

Tryptophan EP Impurity F is chemically (2S)-2-Amino-3-(phenylamino)propanoic acid (as per EP). It is also known as 3-Phenylaminoalanine (EP). Tryptophan EP Impurity F is supplied with detailed characterization data compliant with regulatory guideline. Tryptophan EP Impurity F 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 Tryptophan. 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.

快速询价及关联信息

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/tryptophan-ep-impurity-f-cas-145545-23-9/

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2639388-96-6 (dihydrochloride salt)

• 基本信息
• 物理性质
• 安全信息
• 详细规格
• 快速询价及关联信息

基本信息

CAS(化学文摘登记)号

164068-19-3

英文名称

Tryptophan EP 杂质 J

英文化学名

(2S)-2-Amino-3-[2-[2,3-dihydroxy-1-(1H-indol-3-yl)propyl]-1H-indol-3-yl]propanoic acid (as per EP)

简化分子线性输入规范(SMILES)

O=C(O)[C@@H](N)CC1=C(C(C2=CNC3=C2C=CC=C3)C(O)CO)NC4=C1C=CC=C4

分子式

C22H23N3O4

分子量

393.4

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

Tryptophan EP Impurity J is chemically (2S)-2-Amino-3-[2-[2,3-dihydroxy-1-(1H-indol-3-yl)propyl]-1H-indol-3-yl]propanoic acid (as per EP). Tryptophan EP Impurity J is supplied with detailed characterization data compliant with regulatory guideline. Tryptophan EP Impurity J 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 Tryptophan. 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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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/tryptophan-ep-impurity-j-cas-164068-19-3/

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• 基本信息
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基本信息

CAS(化学文摘登记)号

1218-34-4

英文名称

Tryptophan USP 相关化合物 B

英文化学名

Acetyl-L-tryptophan

简化分子线性输入规范(SMILES)

OC([C@@H](NC(C)=O)CC1=CNC2=CC=CC=C12)=O

分子式

C13H14N2O3

分子量

246.3

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

Tryptophan USP Related Compound B is chemically Acetyl-L-tryptophan. It is also known as N-Acetyltryptophan. Tryptophan USP Related Compound B is supplied with detailed characterization data compliant with regulatory guideline. Tryptophan USP Related Compound B 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 Tryptophan. 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.

快速询价及关联信息

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/tryptophan-usp-related-compound-b-cas-1218-34-4/

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