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

Cefoperazone Impurity Standards

Cefoperazone Impurity Standards

Cefoperazone 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
 CEFOPERAZONE EP IMPURITY D
CEFOPERAZONE EP IMPURITY D

Chemical Name: (6R,7R)-7-Amino-8-oxo-3-[(1H-1,2,3-triaz...

CAS No:
37539-03-0

Molecular Formula: C10H11N5O3S2

Molecular Weight: 313.36

CAT No:
ALL-CEF-D

Keywords: CEFOPERAZONE EP IMPURITY D

Inventory Status:1-2 WEEKS

CEFOPERAZONE 7-AMINO IMPURITY
CEFOPERAZONE 7-AMINO IMPURITY

Chemical Name: (6R,7R)-7-Amino-3-((1-methyl-1H-tetrazol...

CAS No:
N.A.

Molecular Formula: C10H12N6O3S2

Molecular Weight: 328.37

CAT No:
ALL-CEF-7-AMI

Keywords: CEFOPERAZONE 7-AMINO IMPURITY

Inventory Status:1-2 WEEKS

CEFOPERAZONE ACID
CEFOPERAZONE ACID

Chemical Name: (6R,7R)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxop...

CAS No:
62893-19-0

Molecular Formula: C25H27N9O8S2

Molecular Weight: 645.67

CAT No:
ALL-CEF-OH

Keywords: CEFOPERAZONE ACID

Inventory Status:1-2 WEEKS

CEFOPERAZONE EP IMPURITY A
CEFOPERAZONE EP IMPURITY A

Chemical Name: (5aR,6R)-6-[[(2R)-2-[[(4-Ethyl-2,3-dioxo...

CAS No:
73240-08-1

Molecular Formula: C23H23N5O8S

Molecular Weight: 529.52

CAT No:
ALL-CEF-A

Keywords: CEFOPERAZONE EP IMPURITY A

Inventory Status:1-2 WEEKS

CEFOPERAZONE EP IMPURITY B
CEFOPERAZONE EP IMPURITY B

Chemical Name: (6R,7R)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxop...

CAS No:
N.A.

Molecular Formula: C25H27N9O8S2

Molecular Weight: 645.67

CAT No:
ALL-CEF-B

Keywords: CEFOPERAZONE EP IMPURITY B

Inventory Status:1-2 WEEKS

CEFOPERAZONE EP IMPURITY C
CEFOPERAZONE EP IMPURITY C

Chemical Name: 1-Methyl-1H-tetrazole-5-thiol

CAS No:
13183-79-4

Molecular Formula: C2H4N4S

Molecular Weight: 116.14

CAT No:
ALL-CEF-C

Keywords: CEFOPERAZONE EP IMPURITY C

Inventory Status:1-2 WEEKS

CEFOPERAZONE EP IMPURITY E
CEFOPERAZONE EP IMPURITY E

Chemical Name: (6R,7R)-3-[(Acetyloxy)methyl]-7-amino-8-...

CAS No:
957-68-6

Molecular Formula: C10H12N2O5S

Molecular Weight: 272.28

CAT No:
ALL-CEF-E

Keywords: CEFOPERAZONE EP IMPURITY E

Inventory Status:1-2 WEEKS

CEFOPERAZONE EP IMPURITY F
CEFOPERAZONE EP IMPURITY F

Chemical Name: (6R,7S)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxop...

CAS No:
1315481-36-7 (acid)

Molecular Formula: C25H27N9O8S2 (acid)

Molecular Weight: 645.67

CAT No:
ALL-CEF-F

Keywords: CEFOPERAZONE EP IMPURITY F

Inventory Status:1-2 WEEKS

CEFOPERAZONE IMPURITY 1
CEFOPERAZONE IMPURITY 1

Chemical Name: 4-Ethyl-2,3-dioxopiperazine-1-carbonyl c...

CAS No:
59703-00-3

Molecular Formula: C7H9ClN2O3

Molecular Weight: 204.6

CAT No:
ALL-CEF-3003

Keywords: CEFOPERAZONE IMPURITY 1

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 10
CEFOPERAZONE IMPURITY 10

Chemical Name: 7-(2-(4-Ethyl-2,3-dioxopiperazine-1-carb...

CAS No:
N.A.

Molecular Formula: C23H25N5O9S

Molecular Weight: 547.5

CAT No:
ALL-CEF-6924

Keywords: CEFOPERAZONE IMPURITY 10

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 11
CEFOPERAZONE IMPURITY 11

Chemical Name: 2-(2-(4-Ethyl-2,3-dioxopiperazine-1-carb...

CAS No:
73240-09-2

Molecular Formula: C23H25N5O9S

Molecular Weight: 547.5

CAT No:
ALL-CEF-0092

Keywords: CEFOPERAZONE IMPURITY 11

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 12
CEFOPERAZONE IMPURITY 12

Chemical Name: (2-(4-Ethyl-2,3-dioxopiperazine-1-carbox...

CAS No:
N.A.

Molecular Formula: C23H25N5O9S

Molecular Weight: 547.5

CAT No:
ALL-CEF-6819

Keywords: CEFOPERAZONE IMPURITY 12

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 13
CEFOPERAZONE IMPURITY 13

Chemical Name: (R)-2-((S)-Carboxy((R)-2-(4-ethyl-2,3-di...

CAS No:
N.A.

Molecular Formula: C25H29N9O9S2

Molecular Weight: 663.7

CAT No:
ALL-CEF-2048

Keywords: CEFOPERAZONE IMPURITY 13

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 2
CEFOPERAZONE IMPURITY 2

Chemical Name: (αR)-α-[[(4-Ethyl-2,3-dioxo-1-piperaz...

CAS No:
62893-24-7

Molecular Formula: C15H17N3O6

Molecular Weight: 335.3

CAT No:
ALL-CEF-3247

Keywords: CEFOPERAZONE IMPURITY 2

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 4
CEFOPERAZONE IMPURITY 4

Chemical Name: 4-Ethyl-2,3-dioxopiperazine-1-carboxylic...

CAS No:
1416704-15-8

Molecular Formula: C7H10N2O4

Molecular Weight: 186.2

CAT No:
ALL-CEF-4158

Keywords: CEFOPERAZONE IMPURITY 4

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 5
CEFOPERAZONE IMPURITY 5

Chemical Name: N-((R)-2-(((7aR,8R)-1,9-dioxo-1,3,4,6,7a...

CAS No:
N.A.

Molecular Formula: C24H25N5O8S2

Molecular Weight: 575.6

CAT No:
ALL-CEF-4507

Keywords: CEFOPERAZONE IMPURITY 5

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 6
CEFOPERAZONE IMPURITY 6

Chemical Name: (6R,7R)-7-((S)-2-(4-Ethyl-2,3-dioxopiper...

CAS No:
N.A.

Molecular Formula: C23H25N5O8S

Molecular Weight: 531.6

CAT No:
ALL-CEF-8904

Keywords: CEFOPERAZONE IMPURITY 6

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 7
CEFOPERAZONE IMPURITY 7

Chemical Name: 3-(((1-Methyl-1H-tetrazol-5-yl)thio)meth...

CAS No:
N.A.

Molecular Formula: C9H11N5OS2

Molecular Weight: 269.4

CAT No:
ALL-CEF-8907

Keywords: CEFOPERAZONE IMPURITY 7

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 8
CEFOPERAZONE IMPURITY 8

Chemical Name: (R)-((2-(4-Ethyl-2,3-dioxopiperazine-1-c...

CAS No:
1204325-21-2

Molecular Formula: C16H21BN4O7

Molecular Weight: 392.2

CAT No:
ALL-CEF-5212

Keywords: CEFOPERAZONE IMPURITY 8

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE IMPURITY 9
CEFOPERAZONE IMPURITY 9

Chemical Name: (6R,7R)-7-((R)-2-(4-Ethyl-2,3-dioxopiper...

CAS No:
N.A.

Molecular Formula: C23H25N5O8S2

Molecular Weight: 563.6

CAT No:
ALL-CEF-8420

Keywords: CEFOPERAZONE IMPURITY 9

Inventory Status:DELIVERY 3-4 WEEKS

CEFOPERAZONE SODIUM
CEFOPERAZONE SODIUM

Chemical Name: Sodium (6R,7R)-7-[[(2R)-2-[[(4-ethyl-2,3...

CAS No:
62893-20-3

Molecular Formula: C25H26N9NaO8S2

Molecular Weight: 667.65

CAT No:
ALL-CEF-NA

Keywords: CEFOPERAZONE SODIUM

Inventory Status:1-2 WEEKS