Atracurium Impurity

Custom Synthesis

(1R,2R)-2-(2-Carboxyethyl)-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-1-veratrylisoquinolinium.

CAT No. CS-O-36468

CAS No. 1075727-04-6

Formula C₂₄H₃₂NO₆

Mol. Wt. 430.5

Custom Synthesis

(R)-trans-Atracurium Besylate

CAT No. CS-T-92640

CAS No. 96946-46-2

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48

Custom Synthesis

(R-cis, R-trans)-Atracurium Chloride

CAT No. CS-EO-00700

CAS No. 96946-43-9 (free base)

Formula C₅₃H₇₂Cl₂N₂O₁₂

Mol. Wt. 1000.05

Custom Synthesis

(R-trans, R'-trans)-Atracurium

CAT No. CS-EO-00699

CAS No. 96946-45-1

Formula C₅₃H₇₂N₂O₁₂₂+

Mol. Wt. 929.14

Custom Synthesis

Atracurium Besilate EP Impurity C (Mixture of Diastereomers)

CAT No. CS-EO-03351

CAS No. 86293-35-8 (Freebase)

Formula C₃₈H₄₉NO₁₁S

Mol. Wt. 727.86

Custom Synthesis

Atracurium Besylate - Impurity A

CAT No. CS-O-36113

CAS No. -

Formula C₅₂H₆₉IN₂O₁₂

Mol. Wt. 1041.01

Custom Synthesis

Atracurium Besylate - Impurity H

CAT No. CS-O-39710

CAS No. -

Formula C₅₄H₇₄I₂N₂O₁₂

Mol. Wt. 1196.98

Custom Synthesis

Atracurium Besylate - Impurity I

CAT No. CS-O-39711

CAS No. -

Formula C₅₄H₇₄I₂N₂O₁₂

Mol. Wt. 1196.98

Custom Synthesis

Atracurium Besylate - Impurity K

CAT No. CS-O-39712

CAS No. -

Formula C₅₄H₇₄I₂N₂O₁₂

Mol. Wt. 1196.98

In Stock

Atracurium Besylate EP Impurity C

CAT No. CS-O-44938

CAS No. 86293-35-8

Formula C₃₂H₄₄NO₈

Mol. Wt. 570.69

Custom Synthesis

Atracurium Besylate EP impurity C trifluoroacetate salt

CAT No. CS-EO-03355

CAS No. 86293-35-8 (freebase)

Formula C₃₂H₄₄NO₈ : C₂HF₃O₂

Mol. Wt. 570.7 : 114.0

Custom Synthesis

Atracurium Besylate EP Impurity D trifluoroacetate salt

CAT No. CS-EO-03357

CAS No. 87046-72-8 (Freebase)

Formula C₂₉H₄₂NO₇ : C₂F₃O₂

Mol. Wt. 516.7 : 113.0

Custom Synthesis

Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcohol)

CAT No. CS-EO-03349

CAS No. 1100676-15-0 (Freebase)

Formula C₂₉H₄₂NO₇ : I

Mol. Wt. 516.7 : 126.9

Custom Synthesis

Atracurium cis-Quaternary methyl ester (Chloride)

CAT No. CS-EO-03356

CAS No. 1075726-87-2 (Freebase)

Formula C₂₅H₃₄NO₆ : Cl

Mol. Wt. 444.5 : 35.5

In Stock

Atracurium EP Impurity D (Mixture of Diastereomers)

CAT No. CS-O-44937

CAS No. 87046-72-8

Formula C₂₉H₄₂NO₇+

Mol. Wt. 516.65

Custom Synthesis

Atracurium EP Impurity D Iodide

CAT No. CS-P-03239

CAS No. -

Formula -

Mol. Wt.

Custom Synthesis

Atracurium EP Impurity D Iodide (Mixture of Diastereomers)

CAT No. CS-EO-03352

CAS No. 87046-72-8 (Freebase)

Formula C₂₉H₄₂NO₇ : I

Mol. Wt. 516.7 : 126.9

In Stock

Atracurium EP impurity E

CAT No. CS-O-44939

CAS No. 99469-29-1

Formula C₂₄H₃₂NO₆

Mol. Wt. 430.51

Custom Synthesis

Atracurium EP Impurity F (Besylate salt)

CAT No. CS-EO-03359

CAS No. 155913-37-4

Formula C₂₂H₃₀NO₄ : C₆H₅O₃S

Mol. Wt. 372.5 : 157.2

Custom Synthesis

Atracurium EP impurity G Hydrochloride

CAT No. CS-EO-03360

CAS No. 37545-26-9

Formula C₂₁H₂₇NO₄ : HCl

Mol. Wt. 357.5 : 36.5

Custom Synthesis

Atracurium Impurity 43

CAT No. CS-P-08757

CAS No. 91950-41-3

Formula C₁₀H₁₄O₃S

Mol. Wt. 214.3

Custom Synthesis

Atracurium Impurity 5

CAT No. CS-EO-03354

CAS No. 876290-45-8

Formula C₂₀H₂₅NO₄ : C₁₁H₁₃NO₃

Mol. Wt. 343.4 : 207.2

Custom Synthesis

Atracurium Impurity 8 (cis-Quaternary Alcohol)

CAT No. CS-EO-03358

CAS No. 1100676-15-0 (Freebase)

Formula C₂₉H₄₂NO₇ : C₂F₃O₂

Mol. Wt. 516.7 : 113.0

Custom Synthesis

Atracurium Impurity A1 (trans-Monoquatenary)

CAT No. CS-EO-03350

CAS No. 2024603-91-4 (Freebase)

Formula C₅₂H₆₉N₂O₁₂ : C₂F₃O₂

Mol. Wt. 914.1 : 113.0

Custom Synthesis

Atracurium Impurity A2 (cis-Monoquatenary) TFA salt

CAT No. CS-EO-02204

CAS No. -

Formula C₅₄H₆₉F₃N₂O₁₄

Mol. Wt. 1027.13

Custom Synthesis

Atracurium Impurity B

CAT No. CS-DG-00010

CAS No. 64228-84-8

Formula C₅₁H₆₆N₂O₁₂

Mol. Wt. 899.1

Custom Synthesis

Atracurium Impurity C1 and C2 Iodide

CAT No. CS-EO-03353

CAS No. 119403-01-9 (Freebase)

Formula C₃₂H₄₄NO₈ : I

Mol. Wt. 570.7 : 126.9

Custom Synthesis

Atracurium Impurity D2 (Cis)

CAT No. CS-DG-00006

CAS No. 1100676-16-1

Formula -

Mol. Wt.

Custom Synthesis

Atracurium Impurity E

CAT No. CS-DG-00008

CAS No. 1075727-06-8

Formula C₂₄H₃₂NO₆ : C₆H₅O₃S

Mol. Wt. 430.5 : 157.2

Custom Synthesis

Atracurium Impurity E (cis-Quaternary Acid) TFA salt

CAT No. CS-EO-03348

CAS No. 1075727-04-6 (Freebase)

Formula C₂₄H₃₂NO₆ : C₂F₃O₂

Mol. Wt. 430.5 : 113.0

Custom Synthesis

Atracurium Impurity F

CAT No. CS-DG-00005

CAS No. 41431-32-7

Formula C₂₂H₃₀NO₄ : I

Mol. Wt. 372.5 : 126.9

Custom Synthesis

Atracurium Impurity M (R-cis, R'-cis)-Atracurium Free base

CAT No. CS-EO-03361

CAS No. 1193104-84-5

Formula C₅₄H₇₄N₂O₁₂

Mol. Wt. 943.2

Custom Synthesis

Atracurium Impurity V

CAT No. CS-DG-00004

CAS No. 1075726-86-1

Formula -

Mol. Wt.

Custom Synthesis

Cisatracurium Benzene Sulfonium EP Impurity G

CAT No. CS-O-36754

CAS No. -

Formula C₅₄H₇₄N₂O₁₁+₂

Mol. Wt. 927.17

Custom Synthesis

Cisatracurium Benzene Sulfonium EP Impurity H

CAT No. CS-O-36755

CAS No. -

Formula C₅₄H₇₄N₂O₁₁+₂

Mol. Wt. 927.17

Custom Synthesis

Cisatracurium Besilate EP Impurity D

CAT No. CS-TA-56256

CAS No. 1075726-88-3

Formula C₃₁H₃₉NO₉S

Mol. Wt. 601.71

Custom Synthesis

Cisatracurium Besilate EP Impurity F

CAT No. CS-O-43121

CAS No. 1100676-15-0

Formula C₂₉H₄₂NO₇+

Mol. Wt. 516.65

Custom Synthesis

Cisatracurium Besilate EP Impurity L

CAT No. CS-O-43128

CAS No.

Formula C₅₆H₇₆N₂O₁₄₂+

Mol. Wt. 1001.21

Custom Synthesis

Cisatracurium Besilate EP Impurity N

CAT No. CS-O-43125

CAS No. 119403-00-8

Formula C₃₂H₄₄NO₈+

Mol. Wt. 570.69

Custom Synthesis

Cisatracurium Besilate EP Impurity O

CAT No. CS-O-43126

CAS No. 2803857-41-0

Formula C₃₂H₄₄NO₈+

Mol. Wt. 570.69

Custom Synthesis

Cisatracurium Besilate EP Impurity P

CAT No. CS-O-43127

CAS No. 2024603-91-4

Formula C₅₂H₆₉N₂O₁₂+

Mol. Wt. 914.11

Custom Synthesis

Cisatracurium besilate EP Impurity Q

CAT No. CS-P-08993

CAS No. -

Formula C₅₂H₆₉N₂O₁₂

Mol. Wt. 914.13

Custom Synthesis

Cis-Atracurium Besylate EP Impurity C

CAT No. CS-O-32976

CAS No.

Formula C₂₁H₂₇NO₄

Mol. Wt. 357.44 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity D

CAT No. CS-O-32975

CAS No. -

Formula C₃₁H₃₉NO₉S

Mol. Wt. 601.71 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity E

CAT No. CS-O-32981

CAS No.

Formula C₃₅H₄₇NO₁₀S

Mol. Wt. 673.81 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity G

CAT No. CS-O-32985

CAS No. 96946-46-2

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48

Custom Synthesis

Cis-Atracurium Besylate EP Impurity H

CAT No. CS-O-32986

CAS No. -

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity I

CAT No. CS-O-32977

CAS No. 1193104-82-3

Formula C₆₆H₈₄N₂O₁₈S₂

Mol. Wt. 1257.51 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity K

CAT No. CS-O-32973

CAS No. -

Formula C₆₆H₈₄N₂O₁₈S₂

Mol. Wt. 1257.51 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity L

CAT No. CS-O-32978

CAS No. -

Formula C₆₈H₈₆N₂O₂₀S₂

Mol. Wt. 1315.54 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity M

CAT No. CS-O-32972

CAS No. -

Formula C₆₆H₈₄N₂O₁₈S₂

Mol. Wt. 1257.51 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity N

CAT No. CS-O-32982

CAS No. -

Formula C₃₈H₄₉NO₁₁S

Mol. Wt. 727.86 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity O

CAT No. CS-O-32983

CAS No. 155913-31-8

Formula C₃₈H₄₉NO₁₁S

Mol. Wt. 727.86

Custom Synthesis

Cis-Atracurium Besylate EP Impurity P

CAT No. CS-O-32987

CAS No. -

Formula C₅₈H₇₄N₂O₁₅S

Mol. Wt. 1071.28 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity Q

CAT No. CS-O-32988

CAS No. -

Formula C₅₈H₇₄N₂O₁₅S

Mol. Wt. 1071.28 mol/g

Custom Synthesis

Cis-Atracurium Besylate EP Impurity S

CAT No. CS-O-32971

CAS No.

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity T

CAT No. CS-O-32970

CAS No.

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity U

CAT No. CS-O-32969

CAS No.

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity V

CAT No. CS-O-32968

CAS No.

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48 g/mol

Custom Synthesis

Cis-Atracurium Besylate EP Impurity W

CAT No. CS-O-32967

CAS No.

Formula C₃₇H₄₉NO₁₁S

Mol. Wt. 715.85 g/mol

Custom Synthesis

Cis-monoacrylate

CAT No. CS-EO-00702

CAS No. -

Formula C₃₄H₄₄F₃NO₁₀

Mol. Wt. 684.00

Custom Synthesis

cis-Quaternary Alcohol

CAT No. CS-EO-00456

CAS No. -

Formula C₂₉H₄₂INO₇

Mol. Wt. 643.55

Custom Synthesis

Isoquinoline, 1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2- methyl-

CAT No. CS-CB-00037

CAS No. 1699-51-0

Formula C₂₁H₂₇NO₄

Mol. Wt. 357.5

Custom Synthesis

R-cis -R’-trans -Atracurium

CAT No. CS-O-45145

CAS No. -

Formula C₆₅H₈₂N₂O₁₈S₂

Mol. Wt. 1243.48

Custom Synthesis

Trans-Monoacrylate TFA salt

CAT No. CS-EO-00701

CAS No. -

Formula C₃₄H₄₄F₃NO₁₀

Mol. Wt. 684.00

Atracurium Impurity at Clearsynth

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