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LEVOSIMENDAN

L-4222

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Catalogue Number:	L-4222
Compound Name:	Levosimendan Impurity 19
Synonyms:	(R)-2-amino-N-(4-(4-methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl)-2-oxoacetohydrazonoyl cyanide
CAS#:	274263-65-9
Alternate CAS#:
Molecular Formula:	C₁₄H₁₄N₆O₂
Molecular Weight:	298.31

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Levosimendan Impurity 1

C22H23N7O2

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L-424

Levosimendan

Levosimendan Impurity 2 (Mixture of Z and E Isomers)

C₁₆H₁₇N₅O₃

M.W. 327.34

L-425

Levosimendan

Levosimendan Impurity 3

CAS No. 618458-79-0

C₃₀H₃₀N₁₂O₃

M.W. 606.65

L-426

Levosimendan

Levosimendan Impurity 4

C14H14N6O2

M.W. 298.31

L-427

Levosimendan

Levosimendan Impurity 5

CAS No. 36725-28-7

C11H13N3O

M.W. 203.25

L-428

Levosimendan

Levosimendan Impurity 6

CAS No. 101328-85-2

C11H13N3O

M.W. 203.25

L-429

Levosimendan

Levosimendan Impurity 7

C14H16N6O3

M.W. 316.32

L-4210

Levosimendan

Levosimendan Impurity 8

C15H13N5O

M.W. 279.30

L-4211

Levosimendan

Levosimendan Impurity 9

CAS No. 274263-65-9

C14H14N6O2

M.W. 298.31

L-4212

Levosimendan

Levosimendan Impurity 10

CAS No. 134678-47-0

C₁₁H₁₂N₂O₂

M.W. 204.23

L-4213

Levosimendan

Levosimendan Impurity 2 (E-Isomer)

C₁₆H₁₇N₅O₃

M.W. 327.34

L-4214

Levosimendan

Levosimendan Impurity 2 (Z-Isomer)

C₁₆H₁₇N₅O₃

M.W. 327.34

L-4215

Levosimendan

Levosimendan Impurity 13

CAS No. 220246-81-1

C₁₃H₁₅N₃O₂

M.W. 245.28

L-4216

Levosimendan

Levosimendan Impurity 14 (Dextrosimendan)

CAS No. 144238-75-5

C₁₄H₁₂N₆O

M.W. 280.29

L-4217

Levosimendan

Levosimendan Impurity 15

C₁₄H₁₂N₄O₃

M.W. 284.28

L-4218

Levosimendan

Levosimendan Impurity 16

CAS No. 2290570-69-1

C₁₁H₁₂N₂O

M.W. 188.23

L-4219

Levosimendan

Levosimendan Impurity 17

CAS No. 101328-84-1

C₁₁H₁₃N₃O

M.W. 203.25

L-4220

Levosimendan

Levosimendan Impurity 18

CAS No. 52240-42-3

C₁₃H₁₇N₃O

M.W. 231.137

L-4221

Levosimendan

Levosimendan Dimer

C₂₈H₂₃N₁₁O₃

M.W. 561.57

L-4223

Levosimendan

rac-Levosimendan (Simendan)

CAS No. 131741-08-7

C₁₄H₁₂N₆O

M.W. 280.29

L-4224

Levosimendan

Levosimendan Impurity 20

C₂₈H₂₄N₁₂O₂

M.W. 560.58

L-4225

Levosimendan

Levosimendan Impurity 21

CAS No. 131741-05-4

C₁₅H₁₅N₅O₃

M.W. 313.32

L-4226

Levosimendan

Levosimendan Impurity 22

C₁₁H₁₃NO₃

M.W. 207.23

L-4227

Levosimendan

Levosimendan Impurity 23

CAS No. 52241-03-9

C₁₁H₁₃NO₃

M.W. 207.23

L-4228

Levosimendan

Levosimendan Impurity 24

C₁₁H₁₁N₄O. Cl

M.W. 215.24 35.45

L-4229

Levosimendan

Levosimendan Impurity 25

CAS No. 1630760-90-5

C₁₁H₁₁ClN₂O

M.W. 222.67

L-4230

Levosimendan

Levosimendan Impurity 26

C₁₄H₁₀N₆O

M.W. 278.28

L-4231

Levosimendan

Levosimendan Impurity 27

C₂₈H₂₄N₁₂O₂

M.W. 560.58

L-4232

Levosimendan

Levosimendan Impurity 28

C₁₄H₁₄N₄O₅

M.W. 318.29

L-4233

Levosimendan

Levosimendan Impurity 29

C₁₄H₁₃N₅O₃

M.W. 299.29

L-4234

Levosimendan

Levosimendan Impurity 30

C₁₆H₁₆N₆O₃

M.W. 340.34

L-4235

Levosimendan

Levosimendan Impurity 31

C₁₈H₂₀N₆O₅

M.W. 400.40

L-4236

Levosimendan

Levosimendan Impurity 32

C₁₄H₁₁N₇O₂

M.W. 309.29

L-4237

Levosimendan

N-Nitroso Levosimendan

C₁₄H₁₁N₇O₂

M.W. 309.29

L-4238

Levosimendan

Levosimendan Impurity 34

C₁₄H₁₀N₈O₃

M.W. 338.29

L-4239

Levosimendan

Levosimendan Impurity 35

CAS No. 42075-21-8

C₁₃H₁₄N₂O₂

M.W. 230.27

L-4240

Levosimendan

Levosimendan Impurity 36

C₁₄H₁₁N₇O₂

M.W. 309.29

L-4241

Levosimendan

Levosimendan Impurity 37

C₁₄H₁₁N₇O₂

M.W. 309.29

L-4242

Levosimendan

Levosimendan Impurity 38

C₁₁H₁₁N₃O₃

M.W. 233.23

L-4243

Levosimendan

Levosimendan Impurity 39

C₁₁H₁₁N₃O₂

M.W. 217.23

L-4244

Levosimendan

Levosimendan Impurity 40

CAS No. 36725-26-5

C₁₃H₁₅NO₄

M.W. 249.27

L-4245

Levosimendan

Levosimendan Impurity 41

CAS No. 2445547-93-1

C₁₈H₂₂N₄O₅

M.W. 374.40

L-4246

Levosimendan

Levosimendan Impurity 42

CAS No. 1630760-89-2

C₁₁H₁₂N₂O

M.W. 188.23

L-4247

Levosimendan

Levosimendan Impurity 43

CAS No. 13051-16-6

C₁₂H₁₃NO₅

M.W. 251.24

L-4248

Levosimendan

Levosimendan Impurity 44

C₁₆H₁₉NO₇

M.W. 337.33

L-4249

Levosimendan

Levosimendan Impurity 45

CAS No. 1284376-94-8

C₁₁H₁₁NO₅

M.W. 237.21

L-4250

Levosimendan

Levosimendan Impurity 46

C₁₁H₁₃N₃O₄

M.W. 251.24

L-4251

Levosimendan

Levosimendan Impurity 47

C₁₁H₁₅N₃O₂

M.W. 221.26

L-4252

Levosimendan

rac-Levosimendan Impurity 13

CAS No. 36725-27-6

C₁₃H₁₅N₃O₂

M.W. 245.28

L-4253

Levosimendan

N-Nitroso Levosimendan Impurity 48

C₁₃H₁₄N₄O₃

M.W. 274.28

L-4254

Levosimendan

Levosimendan Impurity 49

C₁₁H₁₃N₃O

M.W. 203.25

L-4255

Levosimendan

N-Nitroso Levosimendan Impurity 49

C₁₁H₁₂N₄O₂

M.W. 232.24

L-4256

Levosimendan

Levosimendan Impurity 50 Sodium Salt

CAS No. 19166-62-2

C₃N₃O. Na

M.W. 95.05 22.99

L-4257

Levosimendan

Levosimendan-13C2, 15N2

C₁₂¹³C₂H₁₂N₄¹⁵N₂O

M.W. 284.26

L-4258

Levosimendan

Levosimendan-d4

C₁₄H₈D4N₆O

M.W. 284.32

L-4259

Levosimendan

Levosimendan Impurity 6-d4

C₁₁H₉D₄N₃O

M.W. 207.27

L-4260

Levosimendan

(R,S)-Levosimendan Impurity 6-d4

C₁₁H₉D₄N₃O

M.W. 207.27

L-4261

Levosimendan

Levosimendan Impurity 13-d3

C₁₃H₁₂D₃N₃O₂

M.W. 248.30

L-4262

Levosimendan

Levosimendan Impurity 13-d4

C₁₃H₁₁D₄N₃O₂

M.W. 249.31

L-4263

Levosimendan

Levosimendan Impurity 51 HCl

CAS No. 120757-13-3

C₁₁H₁₃NO₃. HCl

M.W. 207.23 36.46

L-4264

Levosimendan

Levosimendan Impurity 52

C₂₂H₂₄N₂O₅

M.W. 396.44

L-4265

Levosimendan

Levosimendan Impurity 53

CAS No. 6945-94-4

C₁₀H₁₁NO₃

M.W. 193.20

L-4266

Levosimendan

Levosimendan Impurity 54

CAS No. 21282-90-6

C₁₀H₁₁N₃O

M.W. 189.22

L-4267

Levosimendan

rac-Levosimendan Impurity 10

CAS No. 103416-88-2

C₁₁H₁₂N₂O₂

M.W. 204.23

L-4268

Levosimendan

rac-Levosimendan Impurity 16

CAS No. 110766-33-1

C₁₁H₁₂N₂O

M.W. 188.23

L-4269

Levosimendan

Levosimendan Impurity 55 HCl

C₁₄H₁₇N₃O₃. HCl

M.W. 275.31 36.46

L-4270

Levosimendan

rac-Levosimendan Impurity 25

CAS No. 36725-41-4

C₁₁H₁₁ClN₂O

M.W. 222.67