Oseltamivir

Buy high quality Oseltamivir Impurities from Chemicea Pharma. Chemicea Pharma is one of the leading manufacturer and exporter of Oseltamivir impurities. We synthesize Oseltamivir Degradation Impurities, Oseltamivir Process Impurities, Oseltamivir Potential Impurities, Oseltamivir USP Related Compound, Oseltamivir N-Nitroso impurities, Oseltamivir nitrosamine impurities etc.

Pharmaceutical Reference Standards

Oseltamivir

CAT. No.	CP-O3000
CAS. No.	196618-13-0
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Rel. Cas No: 204255-11-8(Phosphate salt)

Oseltamivir EP Impurity A

CAT. No.	CP-O3001
CAS. No.	1364932-19-3
Mol. F.	C14H24N2O4
Mol. Wt.	284.36
Stock Status:	Custom Synthesis

Oseltamivir EP Impurity E

CAT. No.	CP-O3004
CAS. No.	208720-71-2
Mol. F.	C15H26N2O4
Mol. Wt.	298.38
Stock Status:	Custom Synthesis

Rel. Cas No: 208720-78-9 (HCl salt)

Oseltamivir EP Impurity F

CAT. No.	CP-O3005
CAS. No.	1052063-37-2
Mol. F.	C15H26N2O4
Mol. Wt.	298.38
Stock Status:	Custom Synthesis

Oseltamivir EP Impurity G

CAT. No.	CP-O3006
CAS. No.	956267-10-0
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Oseltamivir EP Impurity H

CAT. No.	CP-O3007
CAS. No.	814-29-9
Mol. F.	C12H27OP
Mol. Wt.	218.32
Stock Status:	Custom Synthesis

N-Nitroso Oseltamivir Impurity 1

CAT. No.	CP-O3009
CAS. No.	NA
Mol. F.	C18H32N2O5
Mol. Wt.	356.46
Stock Status:	Custom Synthesis

N-Nitroso Oseltamivir Impurity 2

CAT. No.	CP-O3010
CAS. No.	NA
Mol. F.	C24H41N3O4
Mol. Wt.	435.61
Stock Status:	Custom Synthesis

N-Nitroso Oseltamivir Impurity 3

CAT. No.	CP-O3011
CAS. No.	NA
Mol. F.	C14H22N2O4
Mol. Wt.	282.34
Stock Status:	Please Enquire

Oseltamivir Phosphate

CAT. No.	CP-O3012
CAS. No.	204255-11-8
Mol. F.	C16H28N2O4 : H3PO4
Mol. Wt.	312.4 : 98.0
Stock Status:	Custom Synthesis

Rel. Cas No: 196618-13-0 (free base)

Oseltamivir Impurity 36

CAT. No.	CP-O3013
CAS. No.	651324-09-3
Mol. F.	C22H36N2O4
Mol. Wt.	392.5
Stock Status:	In Stock

Rel. Cas No: 757965-02-9 (HCl salt)

Oseltamivir Impurity 4

CAT. No.	CP-O3014
CAS. No.	2413185-87-0
Mol. F.	C22H32N2O6
Mol. Wt.	420.51
Stock Status:	Custom Synthesis

Oseltamivir Impurity 6

CAT. No.	CP-O3015
CAS. No.	651324-04-8
Mol. F.	C18H33NO4
Mol. Wt.	327.46
Stock Status:	Custom Synthesis

Oseltamivir Citric Acid Adduct

CAT. No.	CP-O3016
CAS. No.	2738248-86-5
Mol. F.	C22H34N2O10
Mol. Wt.	486.52
Stock Status:	Custom Synthesis

5-Azido Oseltamivir

CAT. No.	CP-O3017
CAS. No.	204255-06-1
Mol. F.	C16H26N4O4
Mol. Wt.	338.41
Stock Status:	Custom Synthesis

Oseltamivir Impurity 8

CAT. No.	CP-O3018
CAS. No.	204254-96-6
Mol. F.	C14H22O4
Mol. Wt.	254.33
Stock Status:	Custom Synthesis

Oseltamivir Impurity 11

CAT. No.	CP-O3019
CAS. No.	1266663-89-1
Mol. F.	C14H22O4
Mol. Wt.	254.33
Stock Status:	Custom Synthesis

Oseltamivir Impurity 12

CAT. No.	CP-O3020
CAS. No.	2413185-89-2
Mol. F.	C14H22O4
Mol. Wt.	254.33
Stock Status:	Custom Synthesis

Oseltamivir Impurity 13

CAT. No.	CP-O3021
CAS. No.	2413185-88-1
Mol. F.	C14H22O4
Mol. Wt.	254.33
Stock Status:	Custom Synthesis

Oseltamivir Impurity 14

CAT. No.	CP-O3022
CAS. No.	2417645-75-9
Mol. F.	C18H31NO3
Mol. Wt.	309.45
Stock Status:	Custom Synthesis

Oseltamivir Impurity 15

CAT. No.	CP-O3023
CAS. No.	651324-06-0
Mol. F.	C24H42N2O3
Mol. Wt.	406.61
Stock Status:	Custom Synthesis

Rel. Cas No: 2778297-04-2 (HCl salt) ; 2778297-06-4 (sulfate salt) : 2778297-05-3 (mesylate salt)

Oseltamivir Impurity 16

CAT. No.	CP-O3024
CAS. No.	651324-07-1
Mol. F.	C26H44N2O4
Mol. Wt.	448.65
Stock Status:	Custom Synthesis

Rel. Cas No: 651324-08-2 (HCl salt)

Oseltamivir Impurity 17

CAT. No.	CP-O3025
CAS. No.	1151665-78-9
Mol. F.	C14H20O3
Mol. Wt.	236.31
Stock Status:	Custom Synthesis

Oseltamivir RSS Isomer

CAT. No.	CP-O3026
CAS. No.	2413185-97-2
Mol. F.	C26H44N2O4
Mol. Wt.	448.65
Stock Status:	Custom Synthesis

Oseltamivir RSR Isomer

CAT. No.	CP-O3027
CAS. No.	2413185-98-3
Mol. F.	C26H44N2O4
Mol. Wt.	448.65
Stock Status:	Custom Synthesis

Oseltamivir RRR Isomer

CAT. No.	CP-O3028
CAS. No.	2413185-96-1
Mol. F.	C26H44N2O4
Mol. Wt.	448.65
Stock Status:	Custom Synthesis

Oseltamivir Impurity 23

CAT. No.	CP-O3029
CAS. No.	1035895-88-5
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Oseltamivir Impurity 26

CAT. No.	CP-O3030
CAS. No.	1402431-91-7
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Oseltamivir Impurity 28

CAT. No.	CP-O3031
CAS. No.	2413185-95-0
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Oseltamivir Impurity 29

CAT. No.	CP-O3032
CAS. No.	2081110-44-1
Mol. F.	C16H28N2O4
Mol. Wt.	312.41
Stock Status:	Custom Synthesis

Oseltamivir Impurity 62

CAT. No.	CP-O3033
CAS. No.	848821-61-4
Mol. F.	C24H23F12NOSi
Mol. Wt.	597.52
Stock Status:	Custom Synthesis

Oseltamivir Impurity 30

CAT. No.	CP-O3034
CAS. No.	908303-26-4
Mol. F.	C24H23F12NOSi
Mol. Wt.	597.52
Stock Status:	Custom Synthesis

Oseltamivir Impurity 31

CAT. No.	CP-O3035
CAS. No.	312904-17-9
Mol. F.	C15H27NO6S
Mol. Wt.	349.44
Stock Status:	Custom Synthesis

Oseltamivir Impurity 32

CAT. No.	CP-O3036
CAS. No.	356789-92-9
Mol. F.	C15H27NO6S
Mol. Wt.	349.44
Stock Status:	Custom Synthesis

Oseltamivir Impurity 34

CAT. No.	CP-O3037
CAS. No.	204254-92-2
Mol. F.	C15H26O7S
Mol. Wt.	350.43
Stock Status:	Custom Synthesis

Oseltamivir Impurity 35

CAT. No.	CP-O3038
CAS. No.	220626-12-0
Mol. F.	C10H16O7S
Mol. Wt.	280.29
Stock Status:	Custom Synthesis

Oseltamivir Impurity 38

CAT. No.	CP-O3039
CAS. No.	2245705-12-6
Mol. F.	C16H27NO5
Mol. Wt.	313.39
Stock Status:	Custom Synthesis

Oseltamivir Impurity 43

CAT. No.	CP-O3040
CAS. No.	2762080-42-0
Mol. F.	C14H23ClO4
Mol. Wt.	290.78
Stock Status:	Custom Synthesis

Oseltamivir Impurity 45

CAT. No.	CP-O3041
CAS. No.	2922-42-1
Mol. F.	C7H8O5
Mol. Wt.	172.14
Stock Status:	Custom Synthesis

Rel. Cas No: 119618-61-0 (hydrate)

N-Desacetyl 5-Azido Oseltamivir

CAT. No.	CP-O3042
CAS. No.	204255-04-9
Mol. F.	C14H24N4O3
Mol. Wt.	296.37
Stock Status:	Custom Synthesis

Oseltamivir Impurity 47

CAT. No.	CP-O3043
CAS. No.	2714884-77-0
Mol. F.	C14H22O4
Mol. Wt.	254.33
Stock Status:	Custom Synthesis

Oseltamivir Impurity 48

CAT. No.	CP-O3044
CAS. No.	204254-98-8
Mol. F.	C14H23N3O4
Mol. Wt.	297.35
Stock Status:	Custom Synthesis

Oseltamivir Impurity 49

CAT. No.	CP-O3045
CAS. No.	204255-02-7
Mol. F.	C14H23NO3
Mol. Wt.	253.34
Stock Status:	Custom Synthesis

Rel. Cas No: 1267453-81-5 (HBr salt) ; 1267453-80-4 (HCl salt) ; 1266663-86-8 (acetate salt) ; 1266663-87-9 (sulphate salt)

Oseltamivir Impurity 51

CAT. No.	CP-O3046
CAS. No.	1234858-94-6
Mol. F.	C13H20O4
Mol. Wt.	240.30
Stock Status:	Custom Synthesis

Oseltamivir Impurity 52

CAT. No.	CP-O3047
CAS. No.	1216260-26-2
Mol. F.	C15H25N3O6S
Mol. Wt.	375.44
Stock Status:	Custom Synthesis

Oseltamivir Impurity 55

CAT. No.	CP-O3048
CAS. No.	2097777-49-4
Mol. F.	C14H24O5
Mol. Wt.	272.34
Stock Status:	Custom Synthesis

Oseltamivir Impurity 56

CAT. No.	CP-O3049
CAS. No.	204254-94-4
Mol. F.	C15H26O7S
Mol. Wt.	350.43
Stock Status:	Custom Synthesis

Oseltamivir EP Impurity A (Formate)

CAT. No.	CP-O3050
CAS. No.	NA
Mol. F.	C14H24N2O4 : CH2O2
Mol. Wt.	284.36 : 46.03
Stock Status:	Custom Synthesis

Oseltamivir Impurity 63

CAT. No.	CP-O3051
CAS. No.	NA
Mol. F.	C16H28N2O4
Mol. Wt.	312.4
Stock Status:	Custom Synthesis

Oseltamivir EP Impurity C

CAT. No.	CP-O37010
CAS. No.	187227-45-8
Mol. F.	C14H24N2O4
Mol. Wt.	284.4
Stock Status:	Custom Synthesis

Rel. Cas No: 1415963-60-8 (HCl salt)

Oseltamivir EP Impurity D

CAT. No.	CP-O37011
CAS. No.	1346604-18-9
Mol. F.	C11H13NO4
Mol. Wt.	223.2
Stock Status:	Custom Synthesis

N-Nitroso Oseltamivir

CAT. No.	CP-O37012
CAS. No.	NA
Mol. F.	C16H27N3O5
Mol. Wt.	341.41
Stock Status:	Custom Synthesis

N-Nitroso Oseltamivir Impurity 61

CAT. No.	CP-O37013
CAS. No.	NA
Mol. F.	C16H25N5O5
Mol. Wt.	367.41
Stock Status:	Custom Synthesis

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

Oseltamivir

Pharmaceutical Reference Standards

Oseltamivir

Oseltamivir EP Impurity A

Oseltamivir EP Impurity E

Oseltamivir EP Impurity F

Oseltamivir EP Impurity G

Oseltamivir EP Impurity H

N-Nitroso Oseltamivir Impurity 1

N-Nitroso Oseltamivir Impurity 2

N-Nitroso Oseltamivir Impurity 3

Oseltamivir Phosphate

Oseltamivir Impurity 36

Oseltamivir Impurity 4

Oseltamivir Impurity 6

Oseltamivir Citric Acid Adduct

5-Azido Oseltamivir

Oseltamivir Impurity 8

Oseltamivir Impurity 11

Oseltamivir Impurity 12

Oseltamivir Impurity 13

Oseltamivir Impurity 14

Oseltamivir Impurity 15

Oseltamivir Impurity 16

Oseltamivir Impurity 17

Oseltamivir RSS Isomer

Oseltamivir RSR Isomer

Oseltamivir RRR Isomer

Oseltamivir Impurity 23

Oseltamivir Impurity 26

Oseltamivir Impurity 28

Oseltamivir Impurity 29

Oseltamivir Impurity 62

Oseltamivir Impurity 30

Oseltamivir Impurity 31

Oseltamivir Impurity 32

Oseltamivir Impurity 34

Oseltamivir Impurity 35

Oseltamivir Impurity 38

Oseltamivir Impurity 43

Oseltamivir Impurity 45

N-Desacetyl 5-Azido Oseltamivir

Oseltamivir Impurity 47

Oseltamivir Impurity 48

Oseltamivir Impurity 49

Oseltamivir Impurity 51

Oseltamivir Impurity 52

Oseltamivir Impurity 55

Oseltamivir Impurity 56

Oseltamivir EP Impurity A (Formate)

Oseltamivir Impurity 63

Oseltamivir EP Impurity C

Oseltamivir EP Impurity D

N-Nitroso Oseltamivir

N-Nitroso Oseltamivir Impurity 61