TLC Standards
      
Products List (Parent drug: ATRACURIUM)
Cis-Atracurium Besylate
CAS No. 96946-42-8
C53H72N2O12. 2 C6H5O3S M.W. 929.17 2 157.17
A-751
Cis-Atracurium Besylate
Atracurium Besylate Impurity D1 Iodide
C29H42NO7. I M.W. 516.66 126.90
A-752
Atracurium Besylate Impurity D1 Iodide
Atracurium Impurity E (cis-Quaternary Acid)
CAS No. 1075727-04-6
C24H31NO6 M.W. 429.52
A-753
Atracurium Impurity E (cis-Quaternary Acid)
Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcohol)
CAS No. N/A
C29H42NO7. I M.W. 516.66 126.90
A-754
Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcohol)
Cisatracurium Besilate EP Impurity C (R-Laudanosine)
CAS No. 85-63-2
C21H27NO4 M.W. 357.45
A-755
Cisatracurium Besilate EP Impurity C (R-Laudanosine)
(R-trans, R-trans)-Atracurium Besylate
C53H72N2O12. 2 C6H5O3S M.W. 929.16 2 157.16
A-756
(R-trans, R-trans)-Atracurium Besylate
(R-cis, R-trans)-Atracurium Besylate
C53H72N2O12. 2 C6H5O3S M.W. 929.16 2 157.16
A-757
(R-cis, R-trans)-Atracurium Besylate
Atracurium Impurity A1 (trans-Monoquatenary)
C52H69N2O12. C6H5O3S M.W. 914.13 157.16
A-758
Atracurium Impurity A1 (trans-Monoquatenary)
Atracurium Impurity A2 (cis-Monoquatenary)
C52H69N2O12. C6H5O3S M.W. 914.13 157.16
A-759
Atracurium Impurity A2 (cis-Monoquatenary)
Atracurium Impurity C1 (trans-Monoacrylate)
C32H44NO8. C6H5O3S M.W. 570.71 157.17
A-7510
Atracurium Impurity C1 (trans-Monoacrylate)
Atracurium Besilate Impurity C2 Iodide
CAS No. N/A
C32H44NO8. I M.W. 570.71 126.90
A-7511
Atracurium Besilate Impurity C2 Iodide
Atracurium EP Impurity H Iodide (Mixture of Diastereomers)
CAS No. N/A
C54H74N2O12. 2 I M.W. 943.19 2 126.91
A-7512
Atracurium EP Impurity H Iodide (Mixture of Diastereomers)
Atracurium EP Impurity I Iodide (Mixture of Diastereomers)
C54H74N2O12. 2 I M.W. 943.19 2 126.91
A-7513
Atracurium EP Impurity I Iodide (Mixture of Diastereomers)
Atracurium EP Impurity K Iodide (Mixture of Diastereomers)
C54H74N2O12. 2 I M.W. 943.19 2 126.91
A-7514
Atracurium EP Impurity K Iodide (Mixture of Diastereomers)
Atracurium EP Impurity C Iodide (Mixture of Diastereomers)
CAS No. N/A
C32H44NO8. I M.W. 570.70 126.91
A-7515
Atracurium EP Impurity C Iodide (Mixture of Diastereomers)
Atracurium EP Impurity D Iodide (Mixture of Diastereomers)
C29H42NO7. I M.W. 516.65 126.91
A-7516
Atracurium EP Impurity D Iodide (Mixture of Diastereomers)
Atracurium Besilate Impurity C1 and C2 Iodide
C32H44NO8 M.W. 570.71
A-7517
Atracurium Besilate Impurity C1 and C2 Iodide
Atracurium Impurity A1 (trans-Monoquatenary) and A2 (cis-Monoquatenary) Mixture
C52H69N2O12. I M.W. 914.13 126.91
A-7520
Atracurium Impurity A1 (trans-Monoquatenary) and  A2 (cis-Monoquatenary) Mixture
Atracurium Besilate Impurity C1 and C2 Iodide (Mixture of Isomers)
2 C32H44NO8. 2 I M.W. 2 570.71 2 126.90
A-7521
Atracurium Besilate Impurity C1 and C2 Iodide (Mixture of Isomers)
Atracurium Impurity V (Mixture of Diastereomers)
CAS No. 1075726-86-1
C25H34NO6. I M.W. 444.55 126.90
A-7522
Atracurium Impurity V (Mixture of Diastereomers)
Atracurium Impurity 1
CAS No. 41431-32-7
C22H30NO4. I M.W. 372.49 126.90
A-7523
Atracurium Impurity 1
Atracurium Impurity 2
C56H76N2O14 . 2 I M.W. 1001.24 2x126.90
A-7524
Atracurium  Impurity 2
Atracurium Impurity 3 (Cisatracurium-20-Methyl Dibenzenesulfonate)
CAS No. N/A
C54H74N2O12 2 C6H5O3S M.W. 943.20 2x157.17
A-7525
Atracurium Impurity 3 (Cisatracurium-20-Methyl Dibenzenesulfonate)
Atracurium Impurity 4
C32H44NO8 . C6H5O3S M.W. 570.71 157.17
A-7526
Atracurium Impurity 4
Atracurium Impurity 18
CAS No. 73841-84-6
C20H23NO4 M.W. 341.41
A-7555
Atracurium Impurity 18
Atracurium Impurity 5 HCl
CAS No. 2048273-58-9
C22H29NO5. HCl M.W. 387.48 36.46
A-7527
Atracurium Impurity 5 HCl
Atracurium Impurity 7 (R-Tetrahydropapaverine)
CAS No. 54417-53-7
C20H25NO4 M.W. 343.43
A-7529
Atracurium Impurity 7 (R-Tetrahydropapaverine)
Atracurium Besylate EP Impurity B
CAS No. 64228-77-9
C51H66N2O12 M.W. 899.09
A-7530
Atracurium Besylate EP Impurity B
Laudanosine
CAS No. 2688-77-9
C21H27NO4 M.W. 357.45
A-7531
Laudanosine
Atracurium Impurity 11 Iodide (Mixture of Diastereomers)
C56H76N2O14. 2 I M.W. 1001.24 2 126.90
A-7535
Atracurium Impurity 11 Iodide (Mixture of Diastereomers)
Atracurium Impurity 12 Iodide (Mixture of Diastereomers)
C54H74N2O12. 2 I M.W. 943.20 2 126.90
A-7536
Atracurium Impurity 12 Iodide (Mixture of Diastereomers)
Cisatracurium Besilate EP Impurity S Iodide
C53H72N2O12. 2 I M.W. 929.17 2 126.91
A-7537
Cisatracurium Besilate EP Impurity S Iodide
Cisatracurium Besilate EP Impurity T Iodide
C53H72N2O12. 2 I M.W. 929.17 2 126.90
A-7538
Cisatracurium Besilate EP Impurity T Iodide
Cisatracurium Besilate EP Impurity U Iodide
C53H72N2O12. 2 I M.W. 929.17 2 126.90
A-7539
Cisatracurium Besilate EP Impurity U Iodide
Cisatracurium Besilate EP Impurity V Iodide
C53H72N2O12. 2 I M.W. 929.17 2 126.90
A-7540
Cisatracurium Besilate EP Impurity V Iodide
Cisatracurium Besilate EP Impurity W Iodide (Mixture of Diastereomers)
558.70 126.90 M.W. C31H44NO8. I
A-7541
Cisatracurium Besilate EP Impurity W Iodide (Mixture of Diastereomers)
Cis-Cis-Atracurium-3-oxopropoxy Dibesylate
C56H76N2O14. 2C6H5O3S M.W. 1001.22 2 157.16
A-7542
Cis-Cis-Atracurium-3-oxopropoxy Dibesylate
Atracurium Impurity 8
CAS No. 1100676-20-7
C29H42NO7. C6H5O3S M.W. 516.65 157.16
A-7543
Atracurium Impurity 8
Atracurium Impurity 9
C27H40NO6. I M.W. 474.62 126.91
A-7544
Atracurium Impurity 9
Atracurium Impurity 10 (Mixture of Diastereomers)
C53H72N2O12. 2I M.W. 929.16 2 126.91
A-7545
Atracurium Impurity 10 (Mixture of Diastereomers)
Atracurium Iodide (Mixture of Diastereomers)
C53H72N2O12. 2I M.W. 929.16 2 126.91
A-7519
Atracurium Iodide (Mixture of Diastereomers)
Cisatracurium Besilate EP Impurity K Iodide (Mixture of Diastereomers)
C54H74N2O12. 2 I M.W. 943.20 2 126.90
A-7547
Cisatracurium Besilate EP Impurity K Iodide (Mixture of Diastereomers)
Toluenesulfonic Acid Impurity 1 (Phenyl p-tolyl sulfone)
CAS No. 640-57-3
C13H12O2S M.W. 232.30
A-7548
Toluenesulfonic Acid Impurity 1 (Phenyl p-tolyl sulfone)
Cisatracurium Besilate EP Impurity M Iodide
C54H74N2O12. 2 I M.W. 943.19 2 126.91
A-7549
Cisatracurium Besilate EP Impurity M Iodide
Atracurium Impurity 13 (Acrylic Acid)
CAS No. 79-10-7
C3H4O2 M.W. 72.06
A-7550
Atracurium Impurity 13 (Acrylic Acid)
Atracurium Impurity 14
C51H66N2O12 M.W. 899.09
A-7551
Atracurium Impurity 14
Atracurium Impurity 15
C52H68N2O12. C2H2O4 M.W. 913.12 90.03
A-7552
Atracurium Impurity 15
Atracurium Impurity 16
C54H74N2O122. 2 C6H5O3S M.W. 943.19 2 157.16
A-7553
Atracurium Impurity 16
Atracurium Impurity 17
C54H74N2O122. 2 C6H5O3S M.W. 943.19 2 157.16
A-7554
Atracurium Impurity 17
Atracurium Impurity 19
CAS No. 109717-73-9
C20H25NO5 M.W. 359.42
A-7556
Atracurium Impurity 19
Atracurium Impurity 20
CAS No. 37911-19-6
C20H25NO4 M.W. 343.42
A-7557
Atracurium Impurity 20
Atracurium Impurity 21
C35H46NO9S. C6H5O3S M.W. 656.81 157.16
A-7558
Atracurium Impurity 21