Impurity - Entecavir

Entecavir Impurity 5

Entecavir Impurity 5

CAS No. : 142217-81-0

CAT No. : KME059029

Formula : C26H27N5O3

FW : 457.5

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4-Dimethylsilyl entecavir

4-Dimethylsilyl entecavir

CAS No. : 870614-82-7

CAT No. : KME059001

Formula : C14H21N5O3Si

FW : 335.4

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Entecavir EP Impurity A

Entecavir EP Impurity A

CAS No. : NA

CAT No. : KME059003

Formula : C12H15N5O3

FW : 277.3

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Entecavir EP Impurity B

Entecavir EP Impurity B

CAS No. : 1367369-77-4

CAT No. : KME059004

Formula : C12H15N5O3

FW : 277.3

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Entecavir EP Impurity C

Entecavir EP Impurity C

CAS No. : 2204369-23-1

CAT No. : KME059005

Formula : C12H15N5O4

FW : 293.3

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Entecavir EP Impurity D

Entecavir EP Impurity D

CAS No. : 1367369-80-9

CAT No. : KME059006

Formula : C12H15N5O3

FW : 277.3

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Entecavir EP Impurity E

Entecavir EP Impurity E

CAS No. : 2349444-69-3

CAT No. : KME059007

Formula : C13H17N5O4

FW : 307.3

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Entecavir EP Impurity F

Entecavir EP Impurity F

CAS No. : 649761-24-0

CAT No. : KME059008

Formula : C27H31N5O2Si

FW : 485.7

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Entecavir Hydrate

Entecavir Hydrate

CAS No. : 209216-23-9

CAT No. : KME059009

Formula : C12H15N5O3 : H2O

FW : 277.3 : 18.0

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Entecavir Lactose Adduct Impurity 1

Entecavir Lactose Adduct Impurity 1

CAS No. : NA

CAT No. : KME059034

Formula : C24H35N5O13

FW : 601.6

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Entecavir Lactose Adduct Impurity 2

Entecavir Lactose Adduct Impurity 2

CAS No. : NA

CAT No. : KME059035

Formula : C24H35N5O13

FW : 601.6

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Entecavir 1-epimer

Entecavir 1-epimer

CAS No. : 1367369-78-5

CAT No. : KME059002

Formula : C12H15N5O3

FW : 277.3

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Entecavir Impurity 1

Entecavir Impurity 1

CAS No. : 1367369-76-3

CAT No. : KME059010

Formula : C12H15N5O3

FW : 277.3

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Entecavir Impurity 10

Entecavir Impurity 10

CAS No. : 142217-80-9

CAT No. : KME059011

Formula : C53H49N5O4

FW : 820

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Entecavir Impurity 11

Entecavir Impurity 11

CAS No. : NA

CAT No. : KME059012

Formula : C33H33N5O3

FW : 547.7

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Entecavir Impurity 12

Entecavir Impurity 12

CAS No. : 84868-56-4

CAT No. : KME059013

Formula : C21H20O2

FW : 304.4

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Entecavir Impurity 13

Entecavir Impurity 13

CAS No. : NA

CAT No. : KME059014

Formula : C21H27N5O3Si

FW : 425.6

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Entecavir Impurity 14

Entecavir Impurity 14

CAS No. : 1354695-74-1

CAT No. : KME059015

Formula : C52H49N5O5

FW : 824

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Entecavir Impurity 15

Entecavir Impurity 15

CAS No. : 1354695-85-4

CAT No. : KME059016

Formula : C26H27N5O3

FW : 457.5

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Entecavir Impurity 16

Entecavir Impurity 16

CAS No. : 1661867-19-1

CAT No. : KME059017

Formula : C52H47N5O3

FW : 790

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Entecavir Impurity 17

Entecavir Impurity 17

CAS No. : 1345339-53-8

CAT No. : KME059018

Formula : C51H47N5O4

FW : 794

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Entecavir Impurity 18

Entecavir Impurity 18

CAS No. : 142217-77-4

CAT No. : KME059019

Formula : C32H33N5O4

FW : 551.6

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Entecavir Impurity 19

Entecavir Impurity 19

CAS No. : 1354695-84-3

CAT No. : KME059020

Formula : C26H27N5O3

FW : 457.5

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Entecavir Impurity 2

Entecavir Impurity 2

CAS No. : 188399-46-4

CAT No. : KME059021

Formula : C12H15N5O3

FW : 277.3

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Entecavir Impurity 20

Entecavir Impurity 20

CAS No. : NA

CAT No. : KME059022

Formula : C12H13N5O2

FW : 259.3

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Entecavir Impurity 21

Entecavir Impurity 21

CAS No. : NA

CAT No. : KME059023

Formula : C12H15N5O3

FW : 277.3

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Entecavir Impurity 22

Entecavir Impurity 22

CAS No. : 1354695-82-1

CAT No. : KME059024

Formula : C26H27N5O3

FW : 457.5

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Entecavir Impurity 23

Entecavir Impurity 23

CAS No. : 1354695-86-5

CAT No. : KME059025

Formula : C26H27N5O3

FW : 457.5

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Entecavir Impurity 24

Entecavir Impurity 24

CAS No. : 110567-22-1

CAT No. : KME059026

Formula : C20H22O3

FW : 310.4

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Entecavir Impurity 25

Entecavir Impurity 25

CAS No. : 117641-39-1

CAT No. : KME059027

Formula : C13H16O3

FW : 220.3

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Entecavir Impurity 3

Entecavir Impurity 3

CAS No. : NA

CAT No. : KME059028

Formula : C12H15N5O4

FW : 293.3

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Entecavir Impurity 6

Entecavir Impurity 6

CAS No. : NA

CAT No. : KME059030

Formula : C12H15N5O4

FW : 293.3

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Entecavir Impurity 7

Entecavir Impurity 7

CAS No. : NA

CAT No. : KME059031

Formula : C14H21N5O3Si

FW : 335.4

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Entecavir Impurity 8

Entecavir Impurity 8

CAS No. : 142217-78-5

CAT No. : KME059032

Formula : C52H49N5O5

FW : 824

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Entecavir Impurity 9

Entecavir Impurity 9

CAS No. : 142217-79-6

CAT No. : KME059033

Formula : C52H47N5O5

FW : 822

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Furoentecavir

Furoentecavir

CAS No. : NA

CAT No. : KME059036

Formula : C12H15N5O4

FW : 293.3

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