Amoxicillin, L-

Details

Stereochemistry	ABSOLUTE
Molecular Formula	C16H19N3O5S
Molecular Weight	365.404
Optical Activity	UNSPECIFIED
Defined Stereocenters	4 / 4
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

CC1(C)S[C@@H]2[C@H](NC(=O)[C@@H](N)C3=CC=C(O)C=C3)C(=O)N2[C@H]1C(O)=O

InChI

InChIKey=LSQZJLSUYDQPKJ-BBGACYKPSA-N

InChI=1S/C16H19N3O5S/c1-16(2)11(15(23)24)19-13(22)10(14(19)25-16)18-12(21)9(17)7-3-5-8(20)6-4-7/h3-6,9-11,14,20H,17H2,1-2H3,(H,18,21)(H,23,24)/t9-,10+,11-,14+/m0/s1

HIDE SMILES / InChI

Molecular Formula	C16H19N3O5S
Molecular Weight	365.404
Charge	0
Count

Stereochemistry	ABSOLUTE
Additional Stereochemistry	No
Defined Stereocenters	4 / 4
E/Z Centers	0
Optical Activity	UNSPECIFIED

Description
Sources: http://www.chemicalbook.com/ChemicalProductProperty_EN_CB61270066.htm | http://www.molcan.com/products/691

L-Amoxicillin is an isomer of amoxicillin also known as 'amoxicillin related compound B'. It is considered an impurity.

Originator

Approval Year

Conditions

Condition	Modality	Targets	Highest Phase	Product
Unknown 2596

Sample Use Guides

In Vivo Use Guide

Unknown

Route of Administration: Unknown

In Vitro Use Guide

Unknown

Substance Class	Chemical Created by `admin` on `Mon Mar 31 21:43:56 GMT 2025` Edited by `admin` on `Mon Mar 31 21:43:56 GMT 2025`
Record UNII	623M8I9SZN
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

AMOXICILLIN RELATED COMPOUND B

Preferred Name

English

Amoxicillin, L-

Common Name

English

BENZYLPENICILLIN SODIUM IMPURITY C [EP IMPURITY]

Common Name

English

BENZYLPENICILLIN POTASSIUM IMPURITY C [EP IMPURITY]

Common Name

English

4-THIA-1-AZABICYCLO(3.2.0)HEPTANE-2-CARBOXYLIC ACID, 6-((AMINO(4-HYDROXYPHENYL)ACETYL)AMINO)-3,3-DIMETHYL-7-OXO-, (2S-(2.ALPHA.,5.ALPHA.,6.BETA.(R*)))-

Systematic Name

English

4-THIA-1-AZABICYCLO(3.2.0)HEPTANE-2-CARBOXYLIC ACID, 6-(((2S)-AMINO(4-HYDROXYPHENYL)ACETYL)AMINO)-3,3-DIMETHYL-7-OXO-, (2S,5R,6R)-

Systematic Name

English

L-AMOXICILLIN

Common Name

English

4-THIA-1-AZABICYCLO(3.2.0)HEPTANE-2-CARBOXYLIC ACID, 6-(2-AMINO-2-(P-HYDROXYPHENYL)ACETAMIDO)-3,3-DIMETHYL-7-OXO-, STEREOISOMER

Systematic Name

English

AMOXICILLIN RELATED COMPOUND B [USP-RS]

Common Name

English

AMOXICILLIN SODIUM IMPURITY B [EP IMPURITY]

Common Name

English

AMOXICILLIN TRIHYDRATE IMPURITY B [EP IMPURITY]

Common Name

English

Code System Code Type Description

FDA UNII

623M8I9SZN