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CEFTAZIDIME

C-10509

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Catalogue Number:	C-10509
Compound Name:	Ceftazidime Impurity 21
Synonyms:	(6R,7R)-7-((Z)-2-(((1-(tert-butoxy)-2-methyl-1-oxopropan-2-yl) oxy)imino)-2-(2-(tritylamino)thiazol-4-yl)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
CAS#:	73547-69-0
Alternate CAS#:
Molecular Formula:	C₄₅H₄₄N₆O₇S₂
Molecular Weight:	845.00

Related Product

C-10501

Ceftazidime EP Impurity A

Ceftazidime EP Impurity A

CAS No. 1000980-60-8

C₂₂H₂₂N₆O₇S₂

M.W. 546.57

C-10502

Ceftazidime EP Impurity A

Ceftazidime EP Impurity B Trifluoroacetate

C₂₂H₂₂N₆O₇S₂. C₂HF₃O₂

M.W. 546.57 114.02

C-10503

Ceftazidime EP Impurity A

Ceftazidime EP Impurity C Chloride

CAS No. 78931-25-6

C₁₃H₁₄N₃O₃S. Cl

M.W. 292.34 35.45

C-10504

Ceftazidime EP Impurity A

Ceftazidime EP Impurity E

CAS No. 102772-66-7

C₂₆H₃₀N₆O₇S₂

M.W. 602.68

C-10505

Ceftazidime EP Impurity A

Ceftazidime EP Impurity G

CAS No. 194241-83-3

C₁₁H₁₄N₄O₅S

M.W. 314.32

C-10506

Ceftazidime EP Impurity A

Ceftazidime EP Impurity H

CAS No. 1354396-23-8

C₂₃H₂₄N₆O₇S₂

M.W. 560.60

C-10507

Ceftazidime EP Impurity A

Ceftazidime Impurity 7

CAS No. 158183-05-2

C₂₀H₂₂N₄O₄S₃

M.W. 478.61

C-10508

Ceftazidime EP Impurity A

Ceftazidime

CAS No. 72558-82-8

C₂₂H₂₂N₆O₇S₂

M.W. 546.57

C-10510

Ceftazidime EP Impurity A

Ceftazidime Impurity 8 Trifluoroacetate

C₉H₁₂N₄O₄S. C₂HF₃O₂

M.W. 272.28 114.02

C-10511

Ceftazidime EP Impurity A

Ceftazidime-d5

C₂₂H₁₇D₅N₆O₇S₂

M.W. 551.60

C-10512

Ceftazidime EP Impurity A

Ceftazidime Impurity 1

CAS No. 86299-47-0

C13H19N3O5S

M.W. 329.37

C-10513

Ceftazidime EP Impurity A

Ceftazidime Impurity 2 (6R,7S-isomer)

C₂₂H₂₂N₆O₇S₂

M.W. 546.57

C-10514

Ceftazidime EP Impurity A

Ceftazidime Impurity 3 (6S,7S-isomer)

C22H22N6O7S2

M.W. 546.57

C-10515

Ceftazidime EP Impurity A

Ceftazidime Impurity 4 (6S,7R-isomer)

C22H22N6O7S2

M.W. 546.57

C-10516

Ceftazidime EP Impurity A

Ceftazidime Impurity 5

C₂₀H₂₂N₄O₄S₃

M.W. 478.60

C-10517

Ceftazidime EP Impurity A

Ceftazidime Impurity 6

C22H24N6O8S2

M.W. 564.59

C-10518

Ceftazidime EP Impurity A

Ceftazidime Impurity 9

C22H22N6O8S2

M.W. 562.57

C-10519

Ceftazidime EP Impurity A

Ceftazidime Impurity 10

C₁₃H₁₁N₅O₅S₂

M.W. 381.38

C-10520

Ceftazidime EP Impurity A

Ceftazidime Impurity 11

C₈H₇N₅O₃S

M.W. 253.24

C-10521

Ceftazidime EP Impurity A

Ceftazidime Impurity 12

CAS No. 83654-89-1

C₈H₉IN₂O₃S

M.W. 340.14

C-10522

Ceftazidime EP Impurity A

Ceftazidime Impurity 13

CAS No. 50382-11-1

C₆H₈ClNO₄

M.W. 193.58

C-10523

Ceftazidime EP Impurity A

Ceftazidime Impurity 14

C₁₈H₁₆N₆O₅S₂

M.W. 460.48

C-10524

Ceftazidime EP Impurity A

Ceftazidime Dimer 1 Sodium Salt

C₄₄H₄₁N₁₂O₁₃S₄. Na

M.W. 1074.12 22.99

C-10525

Ceftazidime EP Impurity A

Ceftazidime Impurity 15 Trisodium Salt

C₃₈H₃₇N₁₀O₁₇S₄. 3Na

M.W. 1034.01 3*22.99

C-10526

Ceftazidime EP Impurity A

Ceftazidime Impurity 16 Disodium Salt

C₂₉H₂₉N₇O₁₃S₃. 2Na

M.W. 779.77 2*22.99

C-10527

Ceftazidime EP Impurity A

Ceftazidime Impurity 17 Ditrifluoroacetate

C₂₆H₃₀N₆O₇S₂. 2 C₂HF₃O₂

M.W. 602.68 2*114.02

C-10528

Ceftazidime EP Impurity A

Ceftazidime Impurity 18

CAS No. 1301254-50-1

C₁₇H₁₇N₅O₇S₂

M.W. 467.47

C-10529

Ceftazidime EP Impurity A

Ceftazidime Impurity 19

C₃₅H₃₃N₉O₉S₃

M.W. 819.88

C-10530

Ceftazidime EP Impurity A

Ceftazidime Impurity 20

C₂₃H₃₂N₆O₇S₂

M.W. 568.66

C-10531

Ceftazidime EP Impurity A

Ceftazidime EP Impurity G Bisulfite Adduct Sodium Salt

C₁₁H₁₅N₄O₈S₂. Na

M.W. 395.38 22.99

C-10532

Ceftazidime EP Impurity A

Ceftazidime Impurity 22

CAS No. 2647895-25-6

C₁₇H₁₆N₄O₄S₃

M.W. 436.52

C-10533

Ceftazidime EP Impurity A

Ceftazidime Impurity 23

C₂₃H₁₇N₅O₃S₅

M.W. 571.72

C-10534

Ceftazidime EP Impurity A

Ceftazidime Impurity 24

C₁₃H₁₃N₃O₃S

M.W. 291.33

C-10535

Ceftazidime EP Impurity A

Ceftazidime Impurity 25

C₂₁H₂₄N₆O₆S₂

M.W. 520.58

C-10536

Ceftazidime EP Impurity A

Ceftazidime Impurity 26

CAS No. 2647895-27-8

C₁₀H₁₃N₃O₅S

M.W. 287.29

C-10537

Ceftazidime EP Impurity A

Ceftazidime Impurity 27

CAS No. 64513-00-4

C₇H₉N₃O₃S

M.W. 215.23

C-10538

Ceftazidime EP Impurity A

Ceftazidime Impurity 28

CAS No. 1924627-99-5

C₁₅H₂₃N₃O₅S

M.W. 357.43

C-10539

Ceftazidime EP Impurity A

Ceftazidime Impurity 29

CAS No. 134203-50-2

C₁₃H₁₉N₃O₅S

M.W. 329.37

C-10540

Ceftazidime EP Impurity A

Ceftazidime Impurity 30

CAS No. 199923-06-3

C₁₄H₂₁N₃O₅S

M.W. 343.40

C-10541

Ceftazidime EP Impurity A

Ceftazidime Impurity 31

C₂₆H₃₆N₆O₉S₂

M.W. 640.73

C-10542

Ceftazidime EP Impurity A

Ceftazidime Impurity 32

C₄₄H₄₅N₁₁O₁₉S₄

M.W. 1160.14

C-10543

Ceftazidime EP Impurity A

Ceftazidime Impurity 33

C₄₄H₄₅N₁₁O₁₉S₄

M.W. 1160.14

C-10544

Ceftazidime EP Impurity A

Ceftazidime Impurity 34

C₄₄H₄₅N₁₁O₁₉S₄

M.W. 1160.14

C-10545

Ceftazidime EP Impurity A

Ceftazidime Impurity 35

C₃₉H₃₉N₁₁O₁₄S₄

M.W. 1014.04

C-10546

Ceftazidime EP Impurity A

Ceftazidime Impurity 36

C₃₉H₃₉N₁₁O₁₄S₄

M.W. 1014.04

C-10547

Ceftazidime EP Impurity A

Ceftazidime Impurity 37

C₃₉H₃₉N₁₁O₁₄S₄

M.W. 1014.04

C-10548

Ceftazidime EP Impurity A

Ceftazidime Impurity 38

CAS No. 23877-12-5

C₈H₁₅BrO₂

M.W. 223.11