TLC Pharmaceutical Standards

TLC Pharmaceutical Standards

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RIBOCICLIB

R-128004

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Catalogue Number:	R-128004
Compound Name:	N-Desmethyl Ribociclib
Synonyms:	7-cyclopentyl-N-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide
CAS#:	1211441-59-6
Alternate CAS#:
Molecular Formula:	C₂₂H₂₈N₈O
Molecular Weight:	420.52

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Ribociclib Impurity 19

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M.W. 479.55

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N1-Nitroso Ribociclib Impurity 19

C₂₃H₂₈N₁₀O₄

M.W. 508.54

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Ribociclib Impurity 20

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M.W. 450.55

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Ribociclib Impurity 21

CAS No. 3027550-94-0

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M.W. 466.55

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Ribociclib Impurity 22

CAS No. 3027550-96-2

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M.W. 436.52

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Ribociclib Impurity 23

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M.W. 421.51

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Ribociclib Impurity 26

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M.W. 534.67

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M.W. 178.24

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M.W. 610.67

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M.W. 247.25

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Ribociclib Impurity 29

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M.W. 301.39

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Ribociclib Impurity 30

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M.W. 324.39

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Ribociclib Impurity 31

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M.W. 274.32

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Ribociclib Impurity 32

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M.W. 534.62

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Ribociclib Impurity 33

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M.W. 179.22

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M.W. 208.22

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M.W. 208.04

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M.W. 320.39

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M.W. 326.43

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M.W. 212.07

R-128056

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Ribociclib Impurity 41

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M.W. 263.34

R-128057

Ribociclib

Ribociclib Impurity 42

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M.W. 524.67

R-128058

Ribociclib

Ribociclib Impurity 43

C₃₄H₃₄N₆O₂

M.W. 558.69

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Ribociclib Impurity 43-d6

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M.W. 564.72

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Ribociclib

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M.W. 163.22 2*36.46

R-128061

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Ribociclib Impurity 45 Tetrahydrochloride

C₁₈H₂₄N₆. 4HCl

M.W. 324.43 4*36.46

R-128062

Ribociclib

Ribociclib Impurity 46

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M.W. 380.45

R-128063

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Ribociclib Impurity 47

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M.W. 439.56

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Ribociclib Impurity 48

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M.W. 398.46

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Ribociclib Impurity 49

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M.W. 421.55

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M.W. 521.69 35.45

R-128067

Ribociclib

Ribociclib Impurity 51

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M.W. 437.54

R-128068

Ribociclib

Ribociclib Impurity 52

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M.W. 258.33

R-128069

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M.W. 423.54

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M.W. 428.57

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N1-Nitroso Ribociclib-d6

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M.W. 469.58

R-128072

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Ribociclib Impurity 53

CAS No. 1211443-58-1

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M.W. 265.70