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Cefaclor EP Impurity D

Product Code:
DH /CFR/1004
Molecular Formula:
C15H14ClN3O4S
CAS Number:
152575-13-8
Molecular Weight:
367.81
Synonyms: (2R,6R,7R)- and (2S,6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0] oct-3-ene-2-carboxylic acid


Cefaclor EP Impurity E

Product Code:
DH /CFR/1005
Molecular Formula:
C14H14ClN3O4S
CAS Number:
188915-50-6
Molecular Weight:
355.8
Synonyms: 2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-(5-chloro-4-oxo-3,4-dihydro-2H-1,3-thiazin-2-yl)acetic acid


Cefaclor EP Impurity F

Product Code:
DH /CFR/1006
Molecular Formula:
C10H8N2O
CAS Number:
2882-18-0
Molecular Weight:
172.18
Synonyms: 3-Phenylpyrazin-2


Cefaclor EP Impurity G

Product Code:
DH /CFR/1007
Molecular Formula:
C16H17N3O4S
CAS Number:
37050-97-8
Molecular Weight:
347.39
Synonyms: (2RS,6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]amino]-3-methylene-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylic acid


Cefaclor EP Impurity H

Product Code:
DH /CFR/1008
Molecular Formula:
C23H21ClN4O4S
CAS Number:
NA
Molecular Weight:
500.95
Synonyms: (6R,7R)-7-[[(2R)-2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-phenylacetyl]amino]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.


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