Remark Note: Compounds supplied are strictly intended for laboratory, research, analytical, and scientific use only. They are not meant for human consumption.
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Cefaclor Impurity Standards

Cefaclor Impurity Standards

Cefaclor impurity reference standards for pharmaceutical QC testing, method validation, and regulatory filing. Supplied with COA and MSDS by Allmpus Laboratories.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
BENZYL AMINE ANALOG CEFACLOR
BENZYL AMINE ANALOG CEFACLOR

Chemical Name: 7-(2-Amino-2-Phenylacetamido)-3-(4-Amino...

CAS No:
N.A.

Molecular Formula: C22H22N4O4S

Molecular Weight: 438.5

CAT No:
ALL-CEF-7595

Keywords: BENZYL AMINE ANALOG CEFACLOR

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR
CEFACLOR

Chemical Name: (6R,7R)-7-[[(2R)-2-Amino-2-phenylacetyl]...

CAS No:
70356-03-5 (monohydrate); 53994-73-3 (anhydrous)

Molecular Formula: C15H16ClN3O5S

Molecular Weight: 385.82

CAT No:
ALL-CEF-953

Keywords: CEFACLOR

Inventory Status:IN STOCK

CEFACLOR DIMER
CEFACLOR DIMER

Chemical Name: (6R,7R)-7-((R)-2-((6R,7R)-7-((R)-2-Amino...

CAS No:
N.A.

Molecular Formula: C30H26Cl2N6O7S2

Molecular Weight: 717.6

CAT No:
ALL-CEF-9636

Keywords: CEFACLOR DIMER

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR EP IMPURITY A
CEFACLOR EP IMPURITY A

Chemical Name: (2R)-(-)-2-Amino-2-phenylacetic acid ; ...

CAS No:
875-74-1

Molecular Formula: C8H9NO2

Molecular Weight: 151.16

CAT No:
ALL-CEF-954

Keywords: CEFACLOR EP IMPURITY A

Inventory Status:IN STOCK

CEFACLOR EP IMPURITY B
CEFACLOR EP IMPURITY B

Chemical Name: (6R,7R)-7-Amino-3-chloro-8-oxo-5-thia-1-...

CAS No:
53994-69-7

Molecular Formula: C7H7ClN2O3S

Molecular Weight: 234.66

CAT No:
ALL-CEF-955

Keywords: CEFACLOR EP IMPURITY B

Inventory Status:IN STOCK

CEFACLOR EP IMPURITY C
CEFACLOR EP IMPURITY C

Chemical Name: (6R,7R)-7-[[(2S)-2-amino-2-phenylacetyl]...

CAS No:
N.A.

Molecular Formula: C15H14ClN3O4S

Molecular Weight: 367.81

CAT No:
ALL-CEF-956

Keywords: CEFACLOR EP IMPURITY C

Inventory Status:2-3 weeks

CEFACLOR EP IMPURITY D
CEFACLOR EP IMPURITY D

Chemical Name: (2RS,6R,7R)-7-[[(2R)-2-Amino-2-phenylace...

CAS No:
152575-13-8

Molecular Formula: C15H14ClN3O4S

Molecular Weight: 367.81

CAT No:
ALL-CEF-957

Keywords: CEFACLOR EP IMPURITY D

Inventory Status:3-4 WEEKS

CEFACLOR EP IMPURITY E
CEFACLOR EP IMPURITY E

Chemical Name: 2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2...

CAS No:
188915-50-6

Molecular Formula: C14H14ClN304S

Molecular Weight: 355.82

CAT No:
ALL-CEF-958

Keywords: CEFACLOR EP IMPURITY E

Inventory Status:3-4 WEEKS

CEFACLOR EP IMPURITY F
CEFACLOR EP IMPURITY F

Chemical Name: 3-Phenylpyrazin-2-ol

CAS No:
2882-18-0

Molecular Formula: C10H8N2O

Molecular Weight: 172.18

CAT No:
ALL-CEF-959

Keywords: CEFACLOR EP IMPURITY F

Inventory Status:2-3 weeks

CEFACLOR EP IMPURITY G
CEFACLOR EP IMPURITY G

Chemical Name: (2RS,6R,7R)-7-[[(2R)-2-Amino-2-phenylace...

CAS No:
67308-21-8 (acid) ; 37050-97-8 (sodium salt)

Molecular Formula: C16H17N3O4S

Molecular Weight: 347.39

CAT No:
ALL-CEF-960

Keywords: CEFACLOR EP IMPURITY G

Inventory Status:Under Development

CEFACLOR EP IMPURITY H
CEFACLOR EP IMPURITY H

Chemical Name: (6R,7R)-7-[[(2R)-2-[[(2R)-2-Amino-2-phen...

CAS No:
N.A.

Molecular Formula: C23H21ClN4O5S

Molecular Weight: 500.95

CAT No:
ALL-CEF-961

Keywords: CEFACLOR EP IMPURITY H

Inventory Status:3-4 WEEKS

CEFACLOR IMPURITY 1
CEFACLOR IMPURITY 1

Chemical Name: Methyl 2-(2-Amino-2-Phenylacetamido)-2-P...

CAS No:
N.A.

Molecular Formula: C17H18N2O3

Molecular Weight: 298.3

CAT No:
ALL-CEF-7854

Keywords: CEFACLOR IMPURITY 1

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR IMPURITY 2
CEFACLOR IMPURITY 2

Chemical Name: (6R,7R)-7-((R)-2-Amino-2-phenylacetamid...

CAS No:
N.A.

Molecular Formula: C22H22N4O4S : 2(C2HF3O2)

Molecular Weight: 438.5 : 2(114.0)

CAT No:
ALL-CEF-2568

Keywords: CEFACLOR IMPURITY 2

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR IMPURITY 3
CEFACLOR IMPURITY 3

Chemical Name: (6R,7R)-7-((R)-2-Amino-2-phenylacetamido...

CAS No:
N.A.

Molecular Formula: C15H14BrN3O4S

Molecular Weight: 412.3

CAT No:
ALL-CEF-8682

Keywords: CEFACLOR IMPURITY 3

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR IMPURITY 4
CEFACLOR IMPURITY 4

Chemical Name: (S)-2-Amino-N-(2-(6-oxo-5-phenyl-1,6-dih...

CAS No:
N.A.

Molecular Formula: C20H20N4O2

Molecular Weight: 348.4

CAT No:
ALL-CEF-1854

Keywords: CEFACLOR IMPURITY 4

Inventory Status:DELIVERY 3-4 WEEKS

CEFACLOR IMPURITY 5
CEFACLOR IMPURITY 5

Chemical Name: (R)-2-Amino-N-(2-(6-oxo-5-phenyl-1,6-di...

CAS No:
78591-31-8

Molecular Formula: C20H20N4O2

Molecular Weight: 348.4

CAT No:
ALL-CEF-1318

Keywords: CEFACLOR IMPURITY 5

Inventory Status:DELIVERY 3-4 WEEKS

S-CEFACLOR DELTA ISOMER
S-CEFACLOR DELTA ISOMER

Chemical Name: (2S,6R,7R)-7-((S)-2-amino-2-phenylacetam...

CAS No:
1448901-95-8

Molecular Formula: C15H14ClN3O4S

Molecular Weight: 367.8

CAT No:
ALL-CEF-1958

Keywords: S-CEFACLOR DELTA ISOMER

Inventory Status:DELIVERY 3-4 WEEKS