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Tofacitinib Impurity 37

Tofacitinib Impurity 37 Watermark

Tofacitinib Impurity 37

CAT No:CL-TFC-93
CAS No:773076-83-8
Mol.F:C9H15NO4
Mol.Wt.:201.2
Rel. Cas No:
Chemical Name:Ethyl 2-cyano-4,4-dimethoxybutanoate
SMILES: Smiles Not Available
Inventory Status:Custom synthesis

This impurity is related to Tofacitinib Impurity 37 is provided with comprehensive characterization data in accordance with regulatory guidelines. It is suitable for use in analytical method development, method validation (AMV), Quality Control (QC) applications for Abbreviated New Drug Applications (ANDA) and commercial production of Asenapine.

Tofacitinib Impurity 37 is used as a reference standard in analytical research. It ensures consistency of formulations.

Chemical Name:Ethyl 2-cyano-4,4-dimethoxybutanoate
Country of Origin: India
Product Category: Impurity Reference Standard
API NAME: Tofacitinib
Molecular Formula: C9H15NO4
Molecular Weight: 201.2
Storage: Store in a cool, dry place.

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Tofacitinib Related Compound 23 DiHCl
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Tofacitinib Related Compound 29
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Tofacitinib Impurity 1
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Tofacitinib Impurity 2
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Mol. Wt: 328.4
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Tofacitinib Impurity 3
Cleanchem Watermark
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Mol. Wt: 312.4 : 192.1
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Mol. F: C14H21N3O
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N-Nitroso Tofacitinib Impurity 4
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CAS No: NA
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Mol. Wt: 346.35
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N-Nitroso Tofacitinib Impurity 5
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CAS No: NA
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N-Nitroso Tofacitinib Impurity 6
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CAS No: NA
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N-Nitroso Tofacitinib Impurity 7
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CAS No: NA
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N-Nitroso Tofacitinib Impurity 8
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N-Nitroso Tofacitinib Impurity 9
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CAS No: NA
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N-Nitroso Tofacitinib Impurity 10
Cleanchem Watermark
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CAS No: NA
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Mol. Wt: 260.3
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CAS No: NA
Mol. F: C13H18N6O
Mol. Wt: 274.33
Inv. Status: In Stock
N-Nitroso Tofacitinib Impurity 12
Cleanchem Watermark
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CAS No: NA
Mol. F: C13H18N6O
Mol. Wt: 274.33
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N-Nitroso Tofacitinib Impurity 13
Cleanchem Watermark
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CAS No: NA
Mol. F: C12H16N6O
Mol. Wt: 260.3
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N-Nitroso Tofacitinib Impurity 14
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CAS No: NA
Mol. F: C13H18N6O
Mol. Wt: 274.33
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N-Nitroso Tofacitinib Impurity 15
Cleanchem Watermark
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CAS No: NA
Mol. F: C20H24N6O
Mol. Wt: 364.45
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 16
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CAS No: NA
Mol. F: C19H22N6O
Mol. Wt: 350.43
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N-Nitroso Tofacitinib Impurity 17
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CAS No: NA
Mol. F: C6H3ClN4O
Mol. Wt: 182.57
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N-Nitroso Tofacitinib Impurity 18
Cleanchem Watermark
Cat. No: CL-TFC-NO-19
CAS No: NA
Mol. F: C16H22N6O2
Mol. Wt: 330.39
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N-Nitroso Tofacitinib Impurity 19
Cleanchem Watermark
Cat. No: CL-TFC-NO-20
CAS No: NA
Mol. F: C15H17N7O2
Mol. Wt: 327.35
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 20
Cleanchem Watermark
Cat. No: CL-TFC-NO-21
CAS No: NA
Mol. F: C16H19N7O2
Mol. Wt: 341.38
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 21
Cleanchem Watermark
Cat. No: CL-TFC-NO-22
CAS No: NA
Mol. F: C17H20N6O2
Mol. Wt: 340.39
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 22
Cleanchem Watermark
Cat. No: CL-TFC-NO-23
CAS No: NA
Mol. F: C14H21N3O
Mol. Wt: 247.34
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 23
Cleanchem Watermark
Cat. No: CL-TFC-NO-24
CAS No: NA
Mol. F: C10H16N4O2
Mol. Wt: 224.26
Inv. Status: Custom Synthesis
N-Nitroso Tofacitinib Impurity 24
Cleanchem Watermark
Cat. No: CL-TFC-NO-25
CAS No: NA
Mol. F: C13H18N6O
Mol. Wt: 274.33
Inv. Status: Custom Synthesis
Tofacitinib Impurity 30
Cleanchem Watermark
Cat. No: CL-TFC-62
CAS No: 105-56-6
Mol. F: C5H7NO2
Mol. Wt: 113.1
Inv. Status: In Stock
Tofacitinib Related Substance 1
Cleanchem Watermark
Cat. No: CL-TFC-63
CAS No: 2101958-24-9
Mol. F: C16H22N6O3
Mol. Wt: 346.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 2
Cleanchem Watermark
Cat. No: CL-TFC-64
CAS No: 2101951-13-5
Mol. F: C16H22N6O3
Mol. Wt: 346.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 4
Cleanchem Watermark
Cat. No: CL-TFC-65
CAS No: NA
Mol. F: C18H26N6O2
Mol. Wt: 358.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 5
Cleanchem Watermark
Cat. No: CL-TFC-66
CAS No: NA
Mol. F: C16H22N6O2
Mol. Wt: 330.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 6
Cleanchem Watermark
Cat. No: CL-TFC-67
CAS No: NA
Mol. F: C16H22N6O4
Mol. Wt: 362.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 7
Cleanchem Watermark
Cat. No: CL-TFC-68
CAS No: 1640972-35-5
Mol. F: C16H22N6O
Mol. Wt: 314.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 8
Cleanchem Watermark
Cat. No: CL-TFC-69
CAS No: 2101951-20-4
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 9
Cleanchem Watermark
Cat. No: CL-TFC-70
CAS No: NA
Mol. F: C21H27N7O3
Mol. Wt: 425.5
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 10
Cleanchem Watermark
Cat. No: CL-TFC-71
CAS No: NA
Mol. F: C32H40N12O2
Mol. Wt: 624.8
Inv. Status: Custom Synthesis
Tofacitinib Related Substance 11
Cleanchem Watermark
Cat. No: CL-TFC-72
CAS No: NA
Mol. F: C16H19ClN6O
Mol. Wt: 346.8
Inv. Status: Custom Synthesis
Tofacitinib Impurity 4
Cleanchem Watermark
Cat. No: CL-TFC-73
CAS No: 1675248-18-6
Mol. F: C18H25N5O3
Mol. Wt: 359.4
Inv. Status: In Stock
Tofacitinib Impurity 5
Cleanchem Watermark
Cat. No: CL-TFC-74
CAS No: 1354621-59-2
Mol. F: C14H22N2
Mol. Wt: 218.3
Inv. Status: Custom Synthesis
Tofacitinib Impurity 6
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Cat. No: CL-TFC-75
CAS No: NA
Mol. F: C19H22N8
Mol. Wt: 362.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 7
Cleanchem Watermark
Cat. No: CL-TFC-76
CAS No: NA
Mol. F: C13H19N5
Mol. Wt: 245.3
Inv. Status: Custom Synthesis
Tofacitinib Impurity 8
Cleanchem Watermark
Cat. No: CL-TFC-77
CAS No: 1527525-58-1
Mol. F: C15H18N6O
Mol. Wt: 298.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 9
Cleanchem Watermark
Cat. No: CL-TFC-78
CAS No: 2382711-65-9
Mol. F: C34H42N10O2
Mol. Wt: 622.8
Inv. Status: Custom Synthesis
Tofacitinib Impurity 28
Cleanchem Watermark
Cat. No: CL-TFC-80
CAS No: 2227199-31-5
Mol. F: C20H29N5O3
Mol. Wt: 387.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 29
Cleanchem Watermark
Cat. No: CL-TFC-81
CAS No: 2459302-85-1
Mol. F: C21H27N7O3
Mol. Wt: 425.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 31
Cleanchem Watermark
Cat. No: CL-TFC-83
CAS No: 344418-61-7
Mol. F: C15H21N5O
Mol. Wt: 287.4
Inv. Status: Custom Synthesis
7-Deazapurine
Cleanchem Watermark
Cat. No: CL-TFC-84
CAS No: 271-70-5
Mol. F: C6H7N3
Mol. Wt: 121.1
Inv. Status: Custom Synthesis
Tofacitinib Impurity 33
Cleanchem Watermark
Cat. No: CL-TFC-85
CAS No: 16372-08-0
Mol. F: C6H6ClN3
Mol. Wt: 155.6
Inv. Status: Custom Synthesis
Tofacitinib Impurity 34
Cleanchem Watermark
Cat. No: CL-TFC-86
CAS No: 1111638-10-8
Mol. F: C5H3ClN4
Mol. Wt: 154.6
Inv. Status: Custom Synthesis
(3S,4S)-Tofacitinib
Cleanchem Watermark
Cat. No: CL-TFC-87
CAS No: 1092578-47-6
Mol. F: C16H20N6O
Mol. Wt: 312.4
Inv. Status: Custom Synthesis
Tofacitinib Hydroxy Impurity
Cleanchem Watermark
Cat. No: CL-TFC-88
CAS No: NA
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Citrate Recamic Mixture
Cleanchem Watermark
Cat. No: CL-TFC-89
CAS No: NA
Mol. F: C16H20N6O
Mol. Wt: 312.4
Inv. Status: Custom Synthesis
Tofacitinib Mixure of Diastereomers
Cleanchem Watermark
Cat. No: CL-TFC-90
CAS No: 2664002-63-3
Mol. F: C16H20N6O : C6H8O7
Mol. Wt: 312.4 : 192.1
Inv. Status: Custom Synthesis
Tofacitinib
Cleanchem Watermark
Cat. No: CL-TFC-91
CAS No: 477600-75-2
Mol. F: C16H20N6O
Mol. Wt: 312.4
Inv. Status: Custom Synthesis
Tofacitinib Trans Impurity
Cleanchem Watermark
Cat. No: CL-TFC-92
CAS No: NA
Mol. F: C16H20N6O
Mol. Wt: 312.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 38
Cleanchem Watermark
Cat. No: CL-TFC-94
CAS No: NA
Mol. F: C14H20N6O
Mol. Wt: 288.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 39
Cleanchem Watermark
Cat. No: CL-TFC-95
CAS No: NA
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 40
Cleanchem Watermark
Cat. No: CL-TFC-96
CAS No: 477600-70-7
Mol. F: C14H22N2
Mol. Wt: 218.3
Inv. Status: Custom Synthesis
Tofacitinib Impurity 41
Cleanchem Watermark
Cat. No: CL-TFC-97
CAS No: NA
Mol. F: C12H7ClN6O
Mol. Wt: 286.7
Inv. Status: Custom Synthesis
Tofacitinib Impurity 42
Cleanchem Watermark
Cat. No: CL-TFC-98
CAS No: 90213-66-4
Mol. F: C6H3Cl2N3
Mol. Wt: 188
Inv. Status: Custom Synthesis
Tofacitinib Impurity 43
Cleanchem Watermark
Cat. No: CL-TFC-99
CAS No: NA
Mol. F: C7H5Cl2N3O2S
Mol. Wt: 266.1
Inv. Status: Custom Synthesis
Tofacitinib Impurity 44
Cleanchem Watermark
Cat. No: CL-TFC-100
CAS No: NA
Mol. F: C21H26ClN5O2S
Mol. Wt: 448
Inv. Status: Custom Synthesis
Tofacitinib Impurity 45
Cleanchem Watermark
Cat. No: CL-TFC-101
CAS No: 923036-25-3
Mol. F: C20H24ClN5
Mol. Wt: 369.9
Inv. Status: Custom Synthesis
Tofacitinib Impurity 46
Cleanchem Watermark
Cat. No: CL-TFC-102
CAS No: 2102039-99-4
Mol. F: C21H27N7O3
Mol. Wt: 425.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 47
Cleanchem Watermark
Cat. No: CL-TFC-103
CAS No: NA
Mol. F: C23H31N7O3
Mol. Wt: 453.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 48
Cleanchem Watermark
Cat. No: CL-TFC-104
CAS No: NA
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 49
Cleanchem Watermark
Cat. No: CL-TFC-105
CAS No: NA
Mol. F: C16H19ClN6O2
Mol. Wt: 362.8
Inv. Status: Custom Synthesis
Tofacitinib Impurity 50
Cleanchem Watermark
Cat. No: CL-TFC-106
CAS No: 90953-01-8
Mol. F: C8H10N4
Mol. Wt: 162.2
Inv. Status: Custom Synthesis
Tofacitinib Impurity 51
Cleanchem Watermark
Cat. No: CL-TFC-107
CAS No: 5817-96-9
Mol. F: C6H5N3O
Mol. Wt: 135.1
Inv. Status: Custom Synthesis
Tofacitinib Impurity 52
Cleanchem Watermark
Cat. No: CL-TFC-108
CAS No: 2407039-29-4
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 53
Cleanchem Watermark
Cat. No: CL-TFC-109
CAS No: NA
Mol. F: C16H20N6O2
Mol. Wt: 328.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity 54
Cleanchem Watermark
Cat. No: CL-TFC-110
CAS No: NA
Mol. F: C22H26N6O8
Mol. Wt: 502.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 55
Cleanchem Watermark
Cat. No: CL-TFC-111
CAS No: 493040-20-3
Mol. F: C13H19NO : C7H14O3S
Mol. Wt: 205.3 : 178.2
Inv. Status: Custom Synthesis
Tofacitinib Impurity 56
Cleanchem Watermark
Cat. No: CL-TFC-112
CAS No: 384337-90-0
Mol. F: C20H25N5
Mol. Wt: 335.5
Inv. Status: Custom Synthesis
Tofacitinib Impurity 57
Cleanchem Watermark
Cat. No: CL-TFC-113
CAS No: 2315287-12-6
Mol. F: C32H40N12O2
Mol. Wt: 624.8
Inv. Status: Custom Synthesis
Tofacitinib Impurity 58
Cleanchem Watermark
Cat. No: CL-TFC-114
CAS No: NA
Mol. F: C16H24N6O2
Mol. Wt: 332.4
Inv. Status: Custom Synthesis
Tofacitinib Impurity A (citric acid)
Cleanchem Watermark
Cat. No: CL-TFC-115
CAS No: 2174011-53-9
Mol. F: C16H20N6O : C6H8O7
Mol. Wt: 312.4 : 192.1
Inv. Status: Custom Synthesis
Tofacitinib N-Oxide Impurity 2
Cleanchem Watermark
Cat. No: CL-TFC-116
CAS No: NA
Mol. F: C15H18N6O2
Mol. Wt: 314.3
Inv. Status: Custom Synthesis
Tofacitinib N-Oxide Impurity 3
Cleanchem Watermark
Cat. No: CL-TFC-117
CAS No: NA
Mol. F: C15H18N6O2
Mol. Wt: 314.3
Inv. Status: Custom Synthesis
Tofacitinib N-Oxide Impurity 4
Cleanchem Watermark
Cat. No: CL-TFC-118
CAS No: NA
Mol. F: C15H18N6O2
Mol. Wt: 314.3
Inv. Status: Custom Synthesis
Tofacitinib Lactum Impurity
Cleanchem Watermark
Cat. No: CL-TFC-119
CAS No: NA
Mol. F: C15H18N6O2
Mol. Wt: 314.3
Inv. Status: Custom Synthesis
Tofacitinib Impurity 40 Dihydrochloride
Cleanchem Watermark
Cat. No: CL-TFC-120
CAS No: 1062580-52-2
Mol. F: C14H22N2 : 2(HCl)
Mol. Wt: 218.34 : 2(36.46)
Inv. Status: In Stock
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