Nitrosamines & NDSRI - Products

N-Nitroso Ribociclib Impurity 1

CAT No: CL-RBCC-NO-01 CAS No: NA Mol Wt: 463.54 Mol F: C23H29N9O2 Inv Status: In Stock

Chemical Name: 7-Cyclopentyl-N,N-dimethyl-2-((5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 2

CAT No: CL-RBCC-NO-02 CAS No: NA Mol Wt: 492.5 Mol F: C23H28N10O3 Inv Status: Custom Synthesis

Chemical Name: 7-Cyclopentyl-N,N-dimethyl-2-(nitroso(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 3

CAT No: CL-RBCC-NO-03 CAS No: NA Mol Wt: 463.5 Mol F: C23H29N9O2 Inv Status: Custom Synthesis

Chemical Name: 7-Cyclopentyl-N,N-dimethyl-2-(nitroso(5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 4

CAT No: CL-RBCC-NO-04 CAS No: NA Mol Wt: 305.6 Mol F: C9H10BrClN4O Inv Status: Custom Synthesis

Chemical Name: N-(5-Bromo-2-chloropyrimidin-4-yl)-N-cyclopentylnitrous amide

N-Nitroso Ribociclib Impurity 5

CAT No: CL-RBCC-NO-05 CAS No: NA Mol Wt: 280.7 Mol F: C12H13ClN4O2 Inv Status: Custom Synthesis

Chemical Name: N-(2-Chloro-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-4-yl)-N-cyclopentylnitrous amide

N-Nitroso Ribociclib Impurity 6

CAT No: CL-RBCC-NO-06 CAS No: NA Mol Wt: 464.49 Mol F: C21H24N10O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-(nitroso(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 8

CAT No: CL-RBCC-NO-08 CAS No: NA Mol Wt: 435.49 Mol F: C21H25N9O2 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 9

CAT No: CL-RBCC-NO-09 CAS No: NA Mol Wt: 465.47 Mol F: C21H23N9O4 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-(nitroso(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 10

CAT No: CL-RBCC-NO-10 CAS No: NA Mol Wt: 436.48 Mol F: C21H24N8O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 11

CAT No: CL-RBCC-NO-11 CAS No: NA Mol Wt: 436.48 Mol F: C21H24N8O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-(nitroso(5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 12

CAT No: CL-RBCC-NO-12 CAS No: NA Mol Wt: 536.55 Mol F: C25H28N8O6 Inv Status: Custom Synthesis

Chemical Name: 2-((5-(4-(3-carboxypropanoyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 13

CAT No: CL-RBCC-NO-13 CAS No: NA Mol Wt: 508.54 Mol F: C23H28N10O4 Inv Status: Custom Synthesis

Chemical Name: 2-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)-5-(4-nitrosopiperazin-1-yl)pyridine 1-oxide

N-Nitroso Ribociclib Impurity 14

CAT No: CL-RBCC-NO-14 CAS No: NA Mol Wt: 479.55 Mol F: C23H29N9O3 Inv Status: Custom Synthesis

Chemical Name: 2-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)-5-(piperazin-1-yl)pyridine 1-oxide

N-Nitroso Ribociclib Impurity 15

CAT No: CL-RBCC-NO-15 CAS No: NA Mol Wt: 479.55 Mol F: C23H29N9O3 Inv Status: Custom Synthesis

Chemical Name: 2-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)amino)-5-(4-nitrosopiperazin-1-yl)pyridine 1-oxide

N-Nitroso Ribociclib Impurity 16

CAT No: CL-RBCC-NO-16 CAS No: NA Mol Wt: 452.48 Mol F: C21H24N8O4 Inv Status: Custom Synthesis

Chemical Name: 2-((6-carboxy-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-2-yl)amino)-5-(4-nitrosopiperazin-1-yl)pyridine 1-oxide

N-Nitroso Ribociclib Impurity 17

CAT No: CL-RBCC-NO-17 CAS No: NA Mol Wt: 452.48 Mol F: C21H24N8O4 Inv Status: Custom Synthesis

Chemical Name: 2-((6-carboxy-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)-5-(piperazin-1-yl)pyridine 1-oxide

N-Nitroso Ribociclib Impurity 18

CAT No: CL-RBCC-NO-18 CAS No: NA Mol Wt: 481.47 Mol F: C21H23N9O5 Inv Status: Custom Synthesis

Chemical Name: 2-((5-(4-(3-carboxypropanoyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 19

CAT No: CL-RBCC-NO-19 CAS No: NA Mol Wt: 524.54 Mol F: C23H28N10O5 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3,6-dihydroxy-5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 20

CAT No: CL-RBCC-NO-20 CAS No: NA Mol Wt: 495.54 Mol F: C23H29N9O4 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3,6-dihydroxy-5-(piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 21

CAT No: CL-RBCC-NO-21 CAS No: NA Mol Wt: 495.54 Mol F: C23H29N9O4 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3,6-dihydroxy-5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 22

CAT No: CL-RBCC-NO-22 CAS No: NA Mol Wt: 508.54 Mol F: C23H28N10O4 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3-hydroxy-5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 23

CAT No: CL-RBCC-NO-23 CAS No: NA Mol Wt: 479.55 Mol F: C23H29N9O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3-hydroxy-5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 24

CAT No: CL-RBCC-NO-24 CAS No: NA Mol Wt: 479.55 Mol F: C23H29N9O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3-hydroxy-5-(piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 25

CAT No: CL-RBCC-NO-25 CAS No: NA Mol Wt: 437.51 Mol F: C21H27N9O2 Inv Status: Custom Synthesis

Chemical Name: 2-((5-((2-aminoethyl)amino)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 26

CAT No: CL-RBCC-NO-26 CAS No: NA Mol Wt: 437.51 Mol F: C21H27N9O2 Inv Status: Custom Synthesis

Chemical Name: 2-((5-((2-aminoethyl)(nitroso)amino)pyridin-2-yl)amino)-7-cyclopentyl-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 27

CAT No: CL-RBCC-NO-27 CAS No: NA Mol Wt: 466.51 Mol F: C21H26N10O3 Inv Status: Custom Synthesis

Chemical Name: 2-((5-((2-aminoethyl)(nitroso)amino)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 28

CAT No: CL-RBCC-NO-28 CAS No: NA Mol Wt: 465.52 Mol F: C22H27N9O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-((2-formamidoethyl)amino)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 29

CAT No: CL-RBCC-NO-29 CAS No: NA Mol Wt: 494.52 Mol F: C22H26N10O4 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-((2-formamidoethyl)(nitroso)amino)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 30

CAT No: CL-RBCC-NO-30 CAS No: NA Mol Wt: 465.52 Mol F: C22H27N9O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-((2-formamidoethyl)(nitroso)amino)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 31

CAT No: CL-RBCC-NO-31 CAS No: NA Mol Wt: 479.5 Mol F: C22H25N9O4 Inv Status: Custom Synthesis

Chemical Name: methyl 7-cyclopentyl-2-(nitroso(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 32

CAT No: CL-RBCC-NO-32 CAS No: NA Mol Wt: 450.5 Mol F: NA Inv Status: Custom Synthesis

Chemical Name: methyl 7-cyclopentyl-2-(nitroso(5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 33

CAT No: CL-RBCC-NO-33 CAS No: NA Mol Wt: 450.5 Mol F: C22H26N8O3 Inv Status: Custom Synthesis

Chemical Name: methyl 7-cyclopentyl-2-(nitroso(5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 34

CAT No: CL-RBCC-NO-34 CAS No: NA Mol Wt: 491.56 Mol F: C24H29N9O3 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((5-(4-formylpiperazin-1-yl)pyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 35

CAT No: CL-RBCC-NO-35 CAS No: NA Mol Wt: 305.52 Mol F: C9H10BrClN4O Inv Status: Custom Synthesis

Chemical Name: N-(5-bromo-4-chloropyrimidin-2-yl)-N-cyclopentylnitrous amide

N-Nitroso Ribociclib Impurity 36

CAT No: CL-RBCC-NO-36 CAS No: NA Mol Wt: 261.11 Mol F: C9H10Cl2N4O Inv Status: Custom Synthesis

Chemical Name: N-cyclopentyl-N-(2,5-dichloropyrimidin-4-yl)nitrous amide

N-Nitroso Ribociclib Impurity 37

CAT No: CL-RBCC-NO-37 CAS No: NA Mol Wt: 350.01 Mol F: C9H10Br2N4O Inv Status: Custom Synthesis

Chemical Name: N-cyclopentyl-N-(2,5-dibromopyrimidin-4-yl)nitrous amide

N-Nitroso Ribociclib Impurity 38

CAT No: CL-RBCC-NO-38 CAS No: NA Mol Wt: 495.97 Mol F: C24H26ClN7O3 Inv Status: Custom Synthesis

Chemical Name: N-(2-((2-chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-6-yl)methoxy)-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-4-yl)-N-cyclopentylnitrous amide

N-Nitroso Ribociclib Impurity 39

CAT No: CL-RBCC-NO-39 CAS No: NA Mol Wt: 305.56 Mol F: C9H10BrClN4O3 Inv Status: Custom Synthesis

Chemical Name: N-(5-bromo-2-chloropyrimidin-4-yl)-N-cyclopentylnitrous amide

N-Nitroso Ribociclib Impurity 40

CAT No: CL-RBCC-NO-40 CAS No: NA Mol Wt: 451.49 Mol F: C21H25N9O3 Inv Status: Custom Synthesis

Chemical Name: N-(7-cyclopentyl-6-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)-N-(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)nitrous amide

N-Nitroso Ribociclib Impurity 41

CAT No: CL-RBCC-NO-41 CAS No: NA Mol Wt: 422.49 Mol F: C21H26N8O2 Inv Status: Custom Synthesis

Chemical Name: N-(7-cyclopentyl-6-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)-N-(5-(piperazin-1-yl)pyridin-2-yl)nitrous amide

N-Nitroso Ribociclib Impurity 42

CAT No: CL-RBCC-NO-42 CAS No: NA Mol Wt: 563.66 Mol F: C28H37N9O4 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 4-(6-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazine-1-carboxylate

N-Nitroso Ribociclib Impurity 43

CAT No: CL-RBCC-NO-43 CAS No: NA Mol Wt: 207.24 Mol F: C9H13N5O Inv Status: Custom Synthesis

Chemical Name: 6-(4-nitrosopiperazin-1-yl)pyridin-3-amine

N-Nitroso Ribociclib Impurity 44

CAT No: CL-RBCC-NO-44 CAS No: NA Mol Wt: 528.39 Mol F: C24H23Cl2N7O3 Inv Status: Custom Synthesis

Chemical Name: 3-(2-chloro-4-(cyclopentyl(nitroso)amino)pyrimidin-5-yl)prop-2-yn-1-yl 2-chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 46

CAT No: CL-RBCC-NO-46 CAS No: NA Mol Wt: 579.62 Mol F: C27H33N9O6 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 2-(4-(6-((4-(cyclopentyl(nitroso)amino)-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazin-1-yl)-2-oxoacetate

N-Nitroso Ribociclib Impurity 47

CAT No: CL-RBCC-NO-47 CAS No: NA Mol Wt: 550.62 Mol F: C27H34N8O5 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 2-(4-(6-((4-(cyclopentyl(nitroso)amino)-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-2-oxoacetate

N-Nitroso Ribociclib Impurity 48

CAT No: CL-RBCC-NO-48 CAS No: NA Mol Wt: 550.62 Mol F: C27H34N8O5 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 2-(4-(6-((4-(cyclopentylamino)-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazin-1-yl)-2-oxoacetate

N-Nitroso Ribociclib Impurity 49

CAT No: CL-RBCC-NO-49 CAS No: NA Mol Wt: 798.3 Mol F: C39H44ClN11O6 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 2-(4-(6-((6-((2-chloro-5-(3-hydroxyprop-1-yn-1-yl)pyrimidin-4-yl)(cyclopentyl)carbamoyl)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazin-1-yl)-2-oxoacetate

N-Nitroso Ribociclib Impurity 50

CAT No: CL-RBCC-NO-50 CAS No: NA Mol Wt: 705.87 Mol F: C42H43N9O2 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-N,N-dimethyl-2-(nitroso(5-(4-tritylpiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 51

CAT No: CL-RBCC-NO-51 CAS No: NA Mol Wt: 495.97 Mol F: C18H25N7O2 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-N,N-dimethyl-2-(4-nitrosopiperazin-1-yl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 52

CAT No: CL-RBCC-NO-52 CAS No: NA Mol Wt: 522.61 Mol F: C26H34N8O4 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 4-(6-((7-cyclopentyl-6-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazine-1-carboxylate

N-Nitroso Ribociclib Impurity 53

CAT No: CL-RBCC-NO-53 CAS No: NA Mol Wt: 988.12 Mol F: C49H61N15O8 Inv Status: Custom Synthesis

Chemical Name: di-tert-butyl 2,2'-((((6-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridine-2,4-diyl)bis(azanediyl))bis(pyridine-6,3-diyl))bis(piperazine-4,1-diyl))bis(2-oxoacetate)

N-Nitroso Ribociclib Impurity 54

CAT No: CL-RBCC-NO-54 CAS No: NA Mol Wt: 536.59 Mol F: C26H32N8O5 Inv Status: Custom Synthesis

Chemical Name: 2-((5-(4-(tert-butoxycarbonyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

N-Nitroso Ribociclib Impurity 55

CAT No: CL-RBCC-NO-55 CAS No: NA Mol Wt: 1046.12 Mol F: C49H59N17O10 Inv Status: Custom Synthesis

Chemical Name: di-tert-butyl 2,2'-((((6-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridine-2,4-diyl)bis(nitrosoazanediyl))bis(pyridine-6,3-diyl))bis(piperazine-4,1-diyl))bis(2-oxoacetate)

N-Nitroso Ribociclib Impurity 56

CAT No: CL-RBCC-NO-56 CAS No: NA Mol Wt: 988.12 Mol F: C49H61N15O8 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 2-(4-(6-((4-((5-(4-(2-(tert-butoxy)-2-oxoacetyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-6-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)amino)pyridin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)-2-oxoacetate

N-Nitroso Ribociclib Impurity 57

CAT No: CL-RBCC-NO-57 CAS No: NA Mol Wt: 537.22 Mol F: C19H19Br2N7O2 Inv Status: Custom Synthesis

Chemical Name: 7-cyclopentyl-2-((3,5-dibromopyridin-2-yl)(nitroso)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

N-Nitroso Ribociclib Impurity 58

CAT No: CL-RBCC-NO-58 CAS No: NA Mol Wt: 563.66 Mol F: C28H37N9O4 Inv Status: Custom Synthesis

Chemical Name: tert-butyl 4-(2-((7-cyclopentyl-6-(dimethylcarbamoyl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl)(nitroso)amino)pyridin-3-yl)piperazine-1-carboxylate

N-Nitroso Ribociclib Impurity 59

CAT No: CL-RBCC-NO-59 CAS No: NA Mol Wt: 827.3 Mol F: C39H43ClN12O7 Inv Status: Custom Synthesis

Chemical Name: 3-(2-chloro-4-(cyclopentyl(nitroso)amino)pyrimidin-5-yl)prop-2-yn-1-yl 2-((5-(4-(2-(tert-butoxy)-2-oxoacetyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 60

CAT No: CL-RBCC-NO-60 CAS No: NA Mol Wt: 798.3 Mol F: C39H44ClN11O6 Inv Status: Custom Synthesis

Chemical Name: 3-(2-chloro-4-(cyclopentyl(nitroso)amino)pyrimidin-5-yl)prop-2-yn-1-yl 2-((5-(4-(2-(tert-butoxy)-2-oxoacetyl)piperazin-1-yl)pyridin-2-yl)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 61

CAT No: CL-RBCC-NO-61 CAS No: NA Mol Wt: 798.3 Mol F: C39H44ClN11O6 Inv Status: Custom Synthesis

Chemical Name: 3-(2-chloro-4-(cyclopentylamino)pyrimidin-5-yl)prop-2-yn-1-yl 2-((5-(4-(2-(tert-butoxy)-2-oxoacetyl)piperazin-1-yl)pyridin-2-yl)(nitroso)amino)-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate

N-Nitroso Ribociclib Impurity 62

CAT No: CL-RBCC-NO-62 CAS No: NA Mol Wt: 237.22 Mol F: C9H11N5O3 Inv Status: In Stock

Chemical Name: 1-(5-nitropyridin-2-yl)-4-nitrosopiperazine

Type:Nitrosamines & NDSRI

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