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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 of Amoxicillin, L-

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

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

Approval Year

Conditions

Conditions

ConditionModalityTargetsHighest PhaseProduct

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
  • Download
Name Type Language
AMOXICILLIN RELATED COMPOUND B
USP-RS  
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
Created by admin on Mon Mar 31 21:43:56 GMT 2025 , Edited by admin on Mon Mar 31 21:43:56 GMT 2025
PRIMARY
CAS
26889-93-0
Created by admin on Mon Mar 31 21:43:56 GMT 2025 , Edited by admin on Mon Mar 31 21:43:56 GMT 2025
PRIMARY
EPA CompTox
DTXSID30181396
Created by admin on Mon Mar 31 21:43:56 GMT 2025 , Edited by admin on Mon Mar 31 21:43:56 GMT 2025
PRIMARY
RS_ITEM_NUM
1031525
Created by admin on Mon Mar 31 21:43:56 GMT 2025 , Edited by admin on Mon Mar 31 21:43:56 GMT 2025
PRIMARY
PUBCHEM
32324
Created by admin on Mon Mar 31 21:43:56 GMT 2025 , Edited by admin on Mon Mar 31 21:43:56 GMT 2025
PRIMARY
Related Record Type Details
PARENT -> IMPURITY
CHROMATOGRAPHIC PURITY (HPLC/UV)
EP
PARENT -> IMPURITY
CHROMATOGRAPHIC PURITY (HPLC/UV)
EP
PARENT -> IMPURITY
CHROMATOGRAPHIC PURITY (HPLC/UV)
EP
PARENT -> IMPURITY