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Amoxicillin Diketopiperazine (Mixture of Diastereomers)

CAS No.
94659-47-9
Chemical Name:
Amoxicillin Diketopiperazine (Mixture of Diastereomers)
Synonyms
Amoxicillin diketopiperazines;(4S)-2-(5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-diMethylthiazolidine-4-carboxylic acid;Amoxicillin EP Imp C;Ranitidine Impurity 30;Amoxicillin Impurity 31;2,5-AMoxipiperazinedione;AMoxicillin EP IMpurity C;Amoxicillin Diketopiperazine;AMoxicillin Related CoMpound C;AMoxicillin Piperazine-2,5-dione
CBNumber:
CB02503187
Molecular Formula:
C16H19N3O5S
Molecular Weight:
365.4
MDL Number:
MFCD24682760
MOL File:
94659-47-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-20 15:45:06

Amoxicillin Diketopiperazine (Mixture of Diastereomers) Properties

Melting point >218°C (dec.)
Boiling point 799.3±60.0 °C(Predicted)
Density 1.391±0.06 g/cm3(Predicted)
storage temp. -20°C Freezer
solubility DMSO (Slightly), Methanol (Slightly), Water (Slightly, Heated)
pka 1.94±0.60(Predicted)
form Solid
color White to Pale Orange
Major Application pharmaceutical small molecule
FDA UNII H5BT0J2UDI
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

WGK Germany  WGK 3
HS Code  2934990002
Storage Class 11 - Combustible Solids

Amoxicillin Diketopiperazine (Mixture of Diastereomers) price More Price(21)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1031536 Amoxicillin Related Compound C United States Pharmacopeia (USP) Reference Standard 15mg $1390 2026-04-30 Buy
TRC TRC-A634234-5MG Amoxicillin Diketopiperazine >95%(HPLC) 94659-47-9 5mg $301 2026-06-03 Buy
TRC TRC-A634234-50MG Amoxicillin Diketopiperazine >95%(HPLC) 94659-47-9 50mg $2216 2026-06-03 Buy
TRC TRC-A634234-1MG Amoxicillin Diketopiperazine >95%(HPLC) 94659-47-9 1mg $167 2026-06-03 Buy
Usbiological 002643 Amoxicillin Diketopiperazine (Mixture of Diastereomers) 94659-47-9 5mg $496 2026-06-03 Buy
Product number Packaging Price Buy
1031536 15mg $1390 Buy
TRC-A634234-5MG 5mg $301 Buy
TRC-A634234-50MG 50mg $2216 Buy
TRC-A634234-1MG 1mg $167 Buy
002643 5mg $496 Buy

Amoxicillin Diketopiperazine (Mixture of Diastereomers) Chemical Properties,Uses,Production

Chemical Properties

Pale Yellow Solid

Uses

The major metabolite of Amoxicillin (AMO)(A634235).

Amoxicillin Diketopiperazine (Mixture of Diastereomers) Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 81)Suppliers
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Amoxicillin Diketopiperazine (Mixture of Diastereomers) Spectrum

Amoxicillin Diketopiperazine (Mixture of Diastereomers) AMoxicillin Related CoMpound C Amoxicillin Related Compound C (15 mg) ((4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic acid) 2,5-AMoxipiperazinedione 2-[5-(4-Hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-diMethyl-4-thiazolidinecarboxylic Acid AMoxicillin Piperazine-2,5-dione AMoxicillin EP IMpurity C Amoxicillin Diketopiperazine (4S)-2-(5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic aci Amoxicillin EP Imp C Amoxicillin Impurity 3(EP Impurity C) amoxicillin (2R)-piperazine-2',5'-dione Amoxicillin EP Impurity C (USP RC C) 2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid Amoxicillin trihydrate impurity C Amoxicillin impurity 2/Amoxicillin EP Impurity C/Amoxicillin Diketopiperazine (4S)-2-[5-(4-Hydroxyphenyl)-3,6-dio 4-Thiazolidinecarboxylic acid, 2-[5-(4-hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl- Amoxicillin Impurity 3(Amoxicillin EP Impurity C) Amoxicillin EP Impurity C/ Amoxicillin Related Compound C (Amoxicillin Diketopiperazine) Amoxicillin Impurity 31 Amoxicillin Related Compound C (R072H0) Amoxicillin Related Compound CQ: What is Amoxicillin Related Compound C Q: What is the CAS Number of Amoxicillin Related Compound C Q: What is the storage condition of Amoxicillin Related Compound C 2-(5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid (4S)-2-(5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid? (Amoxicillin Impurity) Amoxicillin Trihydrate EP Impurity C Amoxicillin USP Related Compound C c . (4S)-2-[5-(4-h yd roxyph e nyl)-3,6-d i oxopi pe ra zi n-2-yl]-5,5-d i me th ylth i a zoli d i ne -4-c a rb oxyli c a c i d (a moxi c i lli n d i ke topi pe ra zi ne s), Ranitidine Impurity 30 Amoxicillin Impurity C (Mixture of Diastereomers) Amoxicillin EP Impurity C(Mixture of Diastereomers) AMOXICILLIN EP IMPURITY C | AMOXICILLIN USP RC C (4S)-2-[5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic Acid (Amo (4S)-2-[5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic Acid (Amoxicillin Diketopiperazines) (4S)-2-(5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid - [H89965] (4S)-2-(5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-diMethylthiazolidine-4-carboxylic acid Amoxicillin diketopiperazines 94659-47-9 Heterocycles Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals Sulfur & Selenium Compounds