API Impurities
-2-METHOXYIMINO-2-FURANACETIC ACID AMMONIUM SALT.svg)
(E)-2-METHOXYIMINO-2-FURANACETIC ACID AMMONIUM SALT
Chemical Name: Ammonium (E)-2-(furan-2-yl)-2-(methoxyim...
CAS No:
97148-40-8
Molecular Formula: C7H10N2O4
Molecular Weight: 186.2
CAT No:
ALL-CEF-8408
Keywords: (E)-2-METHOXYIMINO-2-FURANACETIC ACID AM...
Inventory Status:DELIVERY 3-4 WEEKS
-2-METHOXYIMINO-2-FURANACETIC ACID AMMONIUM SALT.svg)
(Z)-2-METHOXYIMINO-2-FURANACETIC ACID AMMONIUM SALT
Chemical Name: Ammonium (Z)-2-(furan-2-yl)-2-(methoxyim...
CAS No:
97148-39-5
Molecular Formula: C7H10N2O4
Molecular Weight: 186.2
CAT No:
ALL-CEF-8395
Keywords: (Z)-2-METHOXYIMINO-2-FURANACETIC ACID AM...
Inventory Status:DELIVERY 3-4 WEEKS
2-OXO-2-FURANACETIC ACID
Chemical Name: 2-(Furan-2-yl)-2-oxoacetic acid
CAS No:
1467-70-5
Molecular Formula: C6H4O4
Molecular Weight: 140.1
CAT No:
ALL-CEF-7705
Keywords: 2-OXO-2-FURANACETIC ACID
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME
Chemical Name: (6R,7R)-3-[(Carbamoyloxy)methyl]-7-[[(Z)...
CAS No:
55268-75-2
Molecular Formula: C16H16N4O8S
Molecular Weight: 424.4
CAT No:
ALL-CEF-8752
Keywords: CEFUROXIME
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL
Chemical Name: (1RS)-1-(Acetyloxy)ethyl (6R,7R)-3-[(car...
CAS No:
64544-07-6
Molecular Formula: C20H22N4O10S
Molecular Weight: 510.47
CAT No:
ALL-CEF-STD
Keywords: CEFUROXIME AXETIL
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL DIASTEREOISOMER A
Chemical Name: (R)-1-acetoxyethyl (6R,7R)-3-((carbamoyl...
CAS No:
64599-28-6
Molecular Formula: C20H22N4O10S
Molecular Weight: 510.5
CAT No:
ALL-CEF-9286
Keywords: CEFUROXIME AXETIL DIASTEREOISOMER A
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL DIASTEREOISOMER B
Chemical Name: (S)-1-acetoxyethyl (6R,7R)-3-((carbamoyl...
CAS No:
64599-29-7
Molecular Formula: C20H22N4O10S
Molecular Weight: 510.5
CAT No:
ALL-CEF-9297
Keywords: CEFUROXIME AXETIL DIASTEREOISOMER B
Inventory Status:DELIVERY 3-4 WEEKS
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CEFUROXIME AXETIL DIMER (USP)
Chemical Name: (6R,6′R,7R,7′R,Z)-Oxybis(ethane-1,1-...
CAS No:
1202925-10-7
Molecular Formula: C36H38N8O17S2
Molecular Weight: 918.9
CAT No:
ALL-CEF-5107
Keywords: CEFUROXIME AXETIL DIMER (USP)
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL EP IMPURITY A
Chemical Name: 1-(Acetyloxy)ethyl (6R,7R)-3-[(carbamoyl...
CAS No:
123458-61-7
Molecular Formula: C20H22N4O10S
Molecular Weight: 510.47
CAT No:
ALL-CEF-A
Keywords: CEFUROXIME AXETIL EP IMPURITY A
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL EP IMPURITY B
Chemical Name: (1RS)-1-(Acetyloxy)ethyl (6R,7R)-3-[(car...
CAS No:
97232-96-7
Molecular Formula: C20H22N4O10S
Molecular Weight: 510.47
CAT No:
ALL-CEF-B
Keywords: CEFUROXIME AXETIL EP IMPURITY B
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL EP IMPURITY C
Chemical Name: (6R,7R)-7-[[(Z)-2-(Furan-2-yl)-2-(methox...
CAS No:
76598-06-6
Molecular Formula: C18H15Cl3N4O9S
Molecular Weight: 569.76
CAT No:
ALL-CEF-C
Keywords: CEFUROXIME AXETIL EP IMPURITY C
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL EP IMPURITY D
Chemical Name: (6R,7R)-3-[(carbamoyloxy)methyl]-7-[[(Z)...
CAS No:
56238-63-2
Molecular Formula: C16H15N4NaO8S
Molecular Weight: 446.37
CAT No:
ALL-CEF-D
Keywords: CEFUROXIME AXETIL EP IMPURITY D
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL EP IMPURITY E
Chemical Name: (5aR,6R)-6-[[(2Z)-2-(Furan-2-yl)-2-(meth...
CAS No:
947723-87-7
Molecular Formula: C15H13N3O6S
Molecular Weight: 363.35
CAT No:
ALL-CEF-E
Keywords: CEFUROXIME AXETIL EP IMPURITY E
Inventory Status:1-2 WEEKS
CEFUROXIME AXETIL HYDROCHLORIDE
Chemical Name: (1RS)-1-(Acetyloxy)ethyl (6R,7R)-3-[(ca...
CAS No:
102672-56-0
Molecular Formula: C20H22N4O10S : HCl
Molecular Weight: 510.5 : 36.5
CAT No:
ALL-CEF-2560
Keywords: CEFUROXIME AXETIL HYDROCHLORIDE
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 1
Chemical Name: 1-Acetoxyethyl (6R,7R)-3-(acetoxymethyl)...
CAS No:
N.A.
Molecular Formula: C21H23N3O10S
Molecular Weight: 509.5
CAT No:
ALL-CEF-4567
Keywords: CEFUROXIME AXETIL IMPURITY 1
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 2
Chemical Name: 1-(Acetyloxy)ethyl(6R,7R)-3-methyl-7-[[(...
CAS No:
N.A.
Molecular Formula: C19H21N3O8S
Molecular Weight: 451.5
CAT No:
ALL-CEF-4636
Keywords: CEFUROXIME AXETIL IMPURITY 2
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 4
Chemical Name: (Z)-2-(Furan-2-yl)-2-(methoxyimino)acety...
CAS No:
59176-08-8
Molecular Formula: C7H6ClNO3
Molecular Weight: 187.6
CAT No:
ALL-CEF-6088
Keywords: CEFUROXIME AXETIL IMPURITY 4
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 5
Chemical Name: (6R,7R)-7-[[(Z)-2-(Furan-2-yl)(methoxyim...
CAS No:
N.A.
Molecular Formula: C17H15ClN4O10S
Molecular Weight: 502.8
CAT No:
ALL-CEF-6481
Keywords: CEFUROXIME AXETIL IMPURITY 5
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 6
Chemical Name: (6R,7S)-7-Amino-3-(hydroxymethyl)-8-oxo-...
CAS No:
183385-06-0
Molecular Formula: C9H12N2O4
Molecular Weight: 212.2
CAT No:
ALL-CEF-5060
Keywords: CEFUROXIME AXETIL IMPURITY 6
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 7
Chemical Name: 3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1...
CAS No:
108260-00-0
Molecular Formula: C10H12N2O5S
Molecular Weight: 272.3
CAT No:
ALL-CEF-0000
Keywords: CEFUROXIME AXETIL IMPURITY 7
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME AXETIL IMPURITY 8
Chemical Name: 7-Amino-3-methyl-8-oxo-5-thia-1-azabicyc...
CAS No:
26395-99-3
Molecular Formula: C8H10N2O3S
Molecular Weight: 214.2
CAT No:
ALL-CEF-5993
Keywords: CEFUROXIME AXETIL IMPURITY 8
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME D3
Chemical Name: (6R,7R)-3-((Carbamoyloxy)methyl)-7-((Z)-...
CAS No:
1803240-98-3
Molecular Formula: C16H13D3N4O8S
Molecular Weight: 427.4
CAT No:
ALL-CEF-0983
Keywords: CEFUROXIME D3
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY A
Chemical Name: (6R,7R)-7-[[(Z)-(Furan-2-yl)(methoxyimin...
CAS No:
56271-94-4
Molecular Formula: C15H15N3O7S
Molecular Weight: 381.4
CAT No:
ALL-CEF-1944
Keywords: CEFUROXIME EP IMPURITY A
Inventory Status:DELIVERY 3-4 WEEKS
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CEFUROXIME EP IMPURITY A (AMMONIUM SALT)
Chemical Name: Ammonium (6R,7R)-7-[[(Z)-(Furan-2-yl)(me...
CAS No:
N.A.
Molecular Formula: C15H14N3O7S : NH4
Molecular Weight: 380.4 : 18.0
CAT No:
ALL-CEF-6694
Keywords: CEFUROXIME EP IMPURITY A (AMMONIUM SALT)
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY B
Chemical Name: (6R,7R)-3-[(Acetyloxy)methyl]-7-[[(Z)-(f...
CAS No:
39685-31-9
Molecular Formula: C17H17N3O8S
Molecular Weight: 423.4
CAT No:
ALL-CEF-5319
Keywords: CEFUROXIME EP IMPURITY B
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY C
Chemical Name: (6R,7R)-7-[[(Z)-(Furan-2-yl)(methoxyimin...
CAS No:
69822-88-4
Molecular Formula: C15H15N3O6S
Molecular Weight: 365.4
CAT No:
ALL-CEF-2884
Keywords: CEFUROXIME EP IMPURITY C
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY D
Chemical Name: (6R,7R)-7-[[(Z)-(Furan-2-yl)(methoxyimin...
CAS No:
76598-06-6
Molecular Formula: C18H15Cl3N4O9S
Molecular Weight: 569.7
CAT No:
ALL-CEF-8066
Keywords: CEFUROXIME EP IMPURITY D
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY E
Chemical Name: (6R,7R)-3-[(Carbamoyloxy)methyl]-7-[[(E)...
CAS No:
97232-97-8
Molecular Formula: C16H16N4O8S
Molecular Weight: 424.4
CAT No:
ALL-CEF-2978
Keywords: CEFUROXIME EP IMPURITY E
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY F
Chemical Name: (6R,7R)-7-[[(E)-(Furan-2-yl)(methoxyimin...
CAS No:
97170-19-9
Molecular Formula: C15H15N3O7S
Molecular Weight: 381.4
CAT No:
ALL-CEF-0199
Keywords: CEFUROXIME EP IMPURITY F
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY G
Chemical Name: (6R,7R)-3-[(Acetyloxy)methyl]-7-[[(E)-(f...
CAS No:
97232-98-9
Molecular Formula: C17H17N3O8S
Molecular Weight: 423.4
CAT No:
ALL-CEF-2989
Keywords: CEFUROXIME EP IMPURITY G
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY H
Chemical Name: (5aR,6R)-6-[[(Z)-(Furan-2-yl)(methoxyimi...
CAS No:
947723-87-7
Molecular Formula: C15H13N3O6S
Molecular Weight: 363.3
CAT No:
ALL-CEF-3877
Keywords: CEFUROXIME EP IMPURITY H
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME EP IMPURITY I
Chemical Name: (Z)-(Furan-2-yl)(methoxyimino)acetic aci...
CAS No:
39684-61-2
Molecular Formula: C7H7NO4
Molecular Weight: 169.1
CAT No:
ALL-CEF-4612
Keywords: CEFUROXIME EP IMPURITY I
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 1
Chemical Name: (6R,7R)-7-((E)-2-(Furan-2-yl)-2-(methoxy...
CAS No:
75044-85-8
Molecular Formula: C15H15N3O6S
Molecular Weight: 365.4
CAT No:
ALL-CEF-4858
Keywords: CEFUROXIME IMPURITY 1
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 3
Chemical Name: (6R,7R)-3-(acetoxymethyl)-7-((E)-2-(fura...
CAS No:
80154-48-9
Molecular Formula: C14H18N2O6S
Molecular Weight: 342.4
CAT No:
ALL-CEF-4489
Keywords: CEFUROXIME IMPURITY 3
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 4
Chemical Name: (6R,7R)-7-(5-carboxypentanamido)-3-methy...
CAS No:
N.A.
Molecular Formula: C14H18N2O6S
Molecular Weight: 342.4
CAT No:
ALL-CEF-6257
Keywords: CEFUROXIME IMPURITY 4
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 5
Chemical Name: (6R,7R)-7-(5-carboxy-5-hydroxypentanamid...
CAS No:
333772-43-3
Molecular Formula: C14H18N2O7S
Molecular Weight: 358.4
CAT No:
ALL-CEF-2433
Keywords: CEFUROXIME IMPURITY 5
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 6
Chemical Name: (6R,7R)-7-((R)-5-Amino-5-carboxypentanam...
CAS No:
26924-74-3
Molecular Formula: C14H19N3O6S
Molecular Weight: 357.4
CAT No:
ALL-CEF-4743
Keywords: CEFUROXIME IMPURITY 6
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 7
Chemical Name: (R)-1-Acetoxyethyl (5S,6R,7R)-3-((carbam...
CAS No:
127212-45-7
Molecular Formula: C20H22N4O11S
Molecular Weight: 526.5
CAT No:
ALL-CEF-2457
Keywords: CEFUROXIME IMPURITY 7
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 8
Chemical Name: (6R,7R)-7-((Z)-2-(furan-2-yl)-2-(methoxy...
CAS No:
N.A.
Molecular Formula: C18H19N5O9S
Molecular Weight: 481.4
CAT No:
ALL-CEF-3618
Keywords: CEFUROXIME IMPURITY 8
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME IMPURITY 9
Chemical Name: (2R)-2-((2R)-4-((1-acetoxyethoxy)carbony...
CAS No:
N.A.
Molecular Formula: C20H24N4O11S
Molecular Weight: 528.5
CAT No:
ALL-CEF-2347
Keywords: CEFUROXIME IMPURITY 9
Inventory Status:DELIVERY 3-4 WEEKS
CEFUROXIME SULPHOXIDE
Chemical Name: (6R,7R)-3-((Carbamoyloxy)methyl)-7-((Z)-...
CAS No:
929531-94-2
Molecular Formula: C16H16N4O9S
Molecular Weight: 440.4
CAT No:
ALL-CEF-1942
Keywords: CEFUROXIME SULPHOXIDE
Inventory Status:DELIVERY 3-4 WEEKS
CEPHALOSPORIN C
Chemical Name: (6R,7R)-3-(acetoxymethyl)-7-((R)-5-amino...
CAS No:
61-24-5
Molecular Formula: C16H21N3O8S
Molecular Weight: 415.4
CAT No:
ALL-CEF-1245
Keywords: CEPHALOSPORIN C
Inventory Status:DELIVERY 3-4 WEEKS
DESACETYL-7-ACA LACTONE
Chemical Name: (5aR,6R)-6-amino-5a,6-dihydro-3H,7H-azet...
CAS No:
184696-69-3
Molecular Formula: C8H8N2O3S
Molecular Weight: 212.2
CAT No:
ALL-CEF-6693
Keywords: DESACETYL-7-ACA LACTONE
Inventory Status:DELIVERY 3-4 WEEKS
