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Pharmaceutical Reference Standards

Atracurium

Picture of Atracurium
CAT No: SZ-A021001
CAS No: 64228-81-5
Mol.F. : C53H72N2O122 : C12H10O6S22
Mol.Wt. : 929.2 314.3
Inv. Status: Under Synthesis
SZ-A021001
CAS No:64228-81-5
Mol.F.: C53H72N2O122 : C12H10O6S22
Mol.Wt.: 929.2 314.3
Inv. Status: Under Synthesis

Cis-Atracurium Trifluoroacetate

Picture of Cis-Atracurium Trifluoroacetate
CAT No: SZ-A021002
CAS No: NA
Mol.F. : C53H72N2O12 : 2(C2F3O2)
Mol.Wt. : 929.2 : 2(113.0)
Inv. Status: In Stock
SZ-A021002
CAS No:NA
Mol.F.: C53H72N2O12 : 2(C2F3O2)
Mol.Wt.: 929.2 : 2(113.0)
Inv. Status: In Stock

Atracurium Besylate Impurity D1 Iodide

Picture of Atracurium Besylate Impurity D1 Iodide
CAT No: SZ-A021003
CAS No: NA
Mol.F. : C29H42NO7. I
Mol.Wt. : 516.7 126.9
Inv. Status: Custom Synthesis
SZ-A021003
CAS No:NA
Mol.F.: C29H42NO7. I
Mol.Wt.: 516.7 126.9
Inv. Status: Custom Synthesis

Atracurium Impurity E (cis-Quaternary Acid)

Picture of Atracurium Impurity E (cis-Quaternary Acid)
CAT No: SZ-A021004
CAS No: NA
Mol.F. : C24H32NO6 : C2F3O2
Mol.Wt. : 430.5 : 113.0
Inv. Status: Out of Stock, Under Synthesis
SZ-A021004
CAS No:NA
Mol.F.: C24H32NO6 : C2F3O2
Mol.Wt.: 430.5 : 113.0
Inv. Status: Out of Stock, Under Synthesis

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

Picture of (R-trans, R'-trans)-Atracurium
CAT No: SZ-A021007
CAS No: NA
Mol.F. : C53H72N2O12 : 2(C2F3O2)
Mol.Wt. : 929.2 : 2(113.0)
Inv. Status: Limited Stock
Rel. CAS No : 96946-45-1 (free base)
SZ-A021007
CAS No:NA
Mol.F.: C53H72N2O12 : 2(C2F3O2)
Mol.Wt.: 929.2 : 2(113.0)
Inv. Status: Limited Stock
Rel. CAS No : 96946-45-1 (free base)

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

Picture of (R-cis, R'-trans)-Chloride Atracurium
CAT No: SZ-A021008
CAS No: NA
Mol.F. : C53H72N2O12 : 2(Cl)
Mol.Wt. : 929.2 : 2(35.5)
Inv. Status: In Stock
SZ-A021008
CAS No:NA
Mol.F.: C53H72N2O12 : 2(Cl)
Mol.Wt.: 929.2 : 2(35.5)
Inv. Status: In Stock

Atracurium Impurity A1 (trans-Monoquatenary)

Picture of Atracurium Impurity A1 (trans-Monoquatenary)
CAT No: SZ-A021009
CAS No: NA
Mol.F. : C52H69N2O12 : C2F3O2
Mol.Wt. : 914.1 : 113.0
Inv. Status: Out of Stock, Under Synthesis
SZ-A021009
CAS No:NA
Mol.F.: C52H69N2O12 : C2F3O2
Mol.Wt.: 914.1 : 113.0
Inv. Status: Out of Stock, Under Synthesis

Atracurium Impurity A2 (cis-Monoquatenary)

Picture of Atracurium Impurity A2 (cis-Monoquatenary)
CAT No: SZ-A021010
CAS No: NA
Mol.F. : C52H69N2O12 : C2F3O2
Mol.Wt. : 914.1 : 113.0
Inv. Status: In Stock
SZ-A021010
CAS No:NA
Mol.F.: C52H69N2O12 : C2F3O2
Mol.Wt.: 914.1 : 113.0
Inv. Status: In Stock

Atracurium Impurity C1 (trans-Monoacrylate)

Picture of Atracurium Impurity C1 (trans-Monoacrylate)
CAT No: SZ-A021011
CAS No: NA
Mol.F. : C32H44NO8 : C2F3O2
Mol.Wt. : 570.7 : 113.0
Inv. Status: Out of Stock, Under Synthesis
SZ-A021011
CAS No:NA
Mol.F.: C32H44NO8 : C2F3O2
Mol.Wt.: 570.7 : 113.0
Inv. Status: Out of Stock, Under Synthesis

Atracurium Besilate Impurity C2 Iodide

Picture of Atracurium Besilate Impurity C2 Iodide
CAT No: SZ-A021012
CAS No: NA
Mol.F. : C32H44NO8 : I
Mol.Wt. : 570.7 : 126.90
Inv. Status: Custom Synthesis
SZ-A021012
CAS No:NA
Mol.F.: C32H44NO8 : I
Mol.Wt.: 570.7 : 126.90
Inv. Status: Custom Synthesis

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

Picture of Atracurium Impurity M (R-cis, R'-cis)-Atracurium
CAT No: SZ-A021013
CAS No: NA
Mol.F. : C54H74N2O12 : 2(C2F3O2)
Mol.Wt. : 943.2 : 2(113.0)
Inv. Status: In Stock
SZ-A021013
CAS No:NA
Mol.F.: C54H74N2O12 : 2(C2F3O2)
Mol.Wt.: 943.2 : 2(113.0)
Inv. Status: In Stock

Cisatracurium EP Impurity K

Picture of Cisatracurium EP Impurity K
CAT No: SZ-A021014
CAS No: NA
Mol.F. : C54H74N2O12 : 2(C2F3O2)
Mol.Wt. : 943.2 : 2(113.0)
Inv. Status: In Stock
SZ-A021014
CAS No:NA
Mol.F.: C54H74N2O12 : 2(C2F3O2)
Mol.Wt.: 943.2 : 2(113.0)
Inv. Status: In Stock

Atracurium Impurity C (Mixture of Diastereomers)

Picture of Atracurium Impurity C (Mixture of Diastereomers)
CAT No: SZ-A021016
CAS No: NA
Mol.F. : C32H44NO8 : C6H5O3S-
Mol.Wt. : 570.7 : 157.2
Inv. Status: In Stock
SZ-A021016
CAS No:NA
Mol.F.: C32H44NO8 : C6H5O3S-
Mol.Wt.: 570.7 : 157.2
Inv. Status: In Stock

Atracurium Besilate Impurity C1 and C2 Iodide

Picture of Atracurium Besilate Impurity C1 and C2 Iodide
CAT No: SZ-A021018
CAS No: NA
Mol.F. : C32H44NO8 : I
Mol.Wt. : 570.7 : 126.9
Inv. Status: Custom Synthesis
SZ-A021018
CAS No:NA
Mol.F.: C32H44NO8 : I
Mol.Wt.: 570.7 : 126.9
Inv. Status: Custom Synthesis

Atracurium Iodide (Mixture of Diastereomers)

Picture of Atracurium Iodide (Mixture of Diastereomers)
CAT No: SZ-A021019
CAS No: NA
Mol.F. : C53H72N2O12. 2(I)
Mol.Wt. : 929.2 : 2(126.9)
Inv. Status: Custom Synthesis
SZ-A021019
CAS No:NA
Mol.F.: C53H72N2O12. 2(I)
Mol.Wt.: 929.2 : 2(126.9)
Inv. Status: Custom Synthesis

Atracurium Impurity V (Mixture of Diastereomers)

Picture of Atracurium Impurity V (Mixture of Diastereomers)
CAT No: SZ-A021023
CAS No: 1075726-90-7
Mol.F. : C25H34NO6 : C6H5O3S
Mol.Wt. : 444.5 : 157.2
Inv. Status: In Stock
SZ-A021023
CAS No:1075726-90-7
Mol.F.: C25H34NO6 : C6H5O3S
Mol.Wt.: 444.5 : 157.2
Inv. Status: In Stock

Atracurium Impurity 1

Picture of Atracurium Impurity 1
CAT No: SZ-A021024
CAS No: 41431-32-7
Mol.F. : C22H30NO4 : I
Mol.Wt. : 372.5 : 126.9
Inv. Status: In Stock
Same As : SZ-C130003,
SZ-A021024
CAS No:41431-32-7
Mol.F.: C22H30NO4 : I
Mol.Wt.: 372.5 : 126.9
Inv. Status: In Stock
Same As : SZ-C130003,

Atracurium Impurity 2

Picture of Atracurium Impurity 2
CAT No: SZ-A021025
CAS No: NA
Mol.F. : C56H76N2O14 : 2I
Mol.Wt. : 1001.2 : 2(126.9)
Inv. Status: Under Synthesis
SZ-A021025
CAS No:NA
Mol.F.: C56H76N2O14 : 2I
Mol.Wt.: 1001.2 : 2(126.9)
Inv. Status: Under Synthesis

Atracurium Impurity 3 (Cisatracurium-20-Methyl)

Picture of Atracurium Impurity 3 (Cisatracurium-20-Methyl)
CAT No: SZ-A021026
CAS No: NA
Mol.F. : C54H74N2O122 : 2(C2F3O2)
Mol.Wt. : 943.2 : 2(113.0)
Inv. Status: In Stock
SZ-A021026
CAS No:NA
Mol.F.: C54H74N2O122 : 2(C2F3O2)
Mol.Wt.: 943.2 : 2(113.0)
Inv. Status: In Stock

Atracurium Impurity 4

Picture of Atracurium Impurity 4
CAT No: SZ-A021027
CAS No: NA
Mol.F. : C32H44NO8 : C6H5O3S
Mol.Wt. : 570.7 : 157.2
Inv. Status: Custom Synthesis
SZ-A021027
CAS No:NA
Mol.F.: C32H44NO8 : C6H5O3S
Mol.Wt.: 570.7 : 157.2
Inv. Status: Custom Synthesis

Atracurium Impurity 5

Picture of Atracurium Impurity 5
CAT No: SZ-A021028
CAS No: 876290-45-8
Mol.F. : C20H25NO4 : C11H13NO3
Mol.Wt. : 343.4 : 207.2
Inv. Status: In Stock
SZ-A021028
CAS No:876290-45-8
Mol.F.: C20H25NO4 : C11H13NO3
Mol.Wt.: 343.4 : 207.2
Inv. Status: In Stock

Atracurium Besylate EP impurity B

Picture of Atracurium Besylate EP impurity B
CAT No: SZ-A021031
CAS No: 64228-84-8
Mol.F. : C51H66N2O12
Mol.Wt. : 899.1
Inv. Status: Under QC Approval
Same As : SZ-C130018,
SZ-A021031
CAS No:64228-84-8
Mol.F.: C51H66N2O12 
Mol.Wt.: 899.1
Inv. Status: Under QC Approval
Same As : SZ-C130018,

Atracurium EP impurity G

Picture of Atracurium EP impurity G
CAT No: SZ-A021032
CAS No: 1699-51-0
Mol.F. : C21H27NO4
Mol.Wt. : 357.5
Inv. Status: Custom Synthesis
SZ-A021032
CAS No:1699-51-0
Mol.F.: C21H27NO4 
Mol.Wt.: 357.5
Inv. Status: Custom Synthesis

(R)-trans-Atracurium Besylate

Picture of (R)-trans-Atracurium Besylate
CAT No: SZ-A021033
CAS No: 96946-46-2
Mol.F. : C53H72N2O12 : 2(C6H5O3S)
Mol.Wt. : 929.2 : 2(157.2)
Inv. Status: Custom Synthesis
SZ-A021033
CAS No:96946-46-2
Mol.F.: C53H72N2O12 : 2(C6H5O3S)
Mol.Wt.: 929.2 : 2(157.2)
Inv. Status: Custom Synthesis

(R)-cis-5ξ-Methyl Atracurium Dibesylate

Picture of (R)-cis-5ξ-Methyl Atracurium Dibesylate
CAT No: SZ-A021034
CAS No: NA
Mol.F. : C54H74N2O12 : 2(C6H5O3S)
Mol.Wt. : 943.2 : 2(157.2)
Inv. Status: Custom Synthesis
SZ-A021034
CAS No:NA
Mol.F.: C54H74N2O12 : 2(C6H5O3S)
Mol.Wt.: 943.2 : 2(157.2)
Inv. Status: Custom Synthesis

N-Desmethyl-transatracurium Besylate

Picture of N-Desmethyl-transatracurium Besylate
CAT No: SZ-A021035
CAS No: NA
Mol.F. : C52H69N2O12 : C6H5O3S-
Mol.Wt. : 914.1 : 157.2
Inv. Status: Custom Synthesis
SZ-A021035
CAS No:NA
Mol.F.: C52H69N2O12 : C6H5O3S-
Mol.Wt.: 914.1 : 157.2
Inv. Status: Custom Synthesis

Atracurium Besylate EP impurity C

Picture of Atracurium Besylate EP impurity C
CAT No: SZ-A021036
CAS No: NA
Mol.F. : C32H44NO8 : C2HF3O2
Mol.Wt. : 570.7 : 114.0
Inv. Status: In Stock
SZ-A021036
CAS No:NA
Mol.F.: C32H44NO8 : C2HF3O2
Mol.Wt.: 570.7 : 114.0
Inv. Status: In Stock

Trans- Quaternary methyl ester

Picture of Trans- Quaternary methyl ester
CAT No: SZ-A021037
CAS No: NA
Mol.F. : C25H34NO6 : C2F3O2
Mol.Wt. : 444.6 : 113.0
Inv. Status: In Stock
SZ-A021037
CAS No:NA
Mol.F.: C25H34NO6 : C2F3O2
Mol.Wt.: 444.6 : 113.0
Inv. Status: In Stock

Cisatracurium EP Impurity D

Picture of Cisatracurium EP Impurity D
CAT No: SZ-A021038
CAS No: NA
Mol.F. : C25H34NO6 : Cl
Mol.Wt. : 444.5 : 35.5
Inv. Status: Out of Stock, Under Synthesis
SZ-A021038
CAS No:NA
Mol.F.: C25H34NO6 : Cl
Mol.Wt.: 444.5 : 35.5
Inv. Status: Out of Stock, Under Synthesis

Trans- Quaternary acid

Picture of Trans- Quaternary acid
CAT No: SZ-A021039
CAS No: NA
Mol.F. : C24H32NO6 : C2F3O2-
Mol.Wt. : 430.5 : 113.0
Inv. Status: In Stock
SZ-A021039
CAS No:NA
Mol.F.: C24H32NO6 : C2F3O2-
Mol.Wt.: 430.5 : 113.0
Inv. Status: In Stock

Cis- Trans Quaternary acid

Picture of Cis- Trans Quaternary acid
CAT No: SZ-A021040
CAS No: NA
Mol.F. : C24H32NO6 : C2F3O2-
Mol.Wt. : 430.5 : 113.0
Inv. Status: In Stock
SZ-A021040
CAS No:NA
Mol.F.: C24H32NO6 : C2F3O2-
Mol.Wt.: 430.5 : 113.0
Inv. Status: In Stock

Atracurium Besylate EP Impurity D

Picture of Atracurium Besylate EP Impurity D
CAT No: SZ-A021041
CAS No: NA
Mol.F. : C29H42NO7 : C2F3O2
Mol.Wt. : 516.4 : 113.0
Inv. Status: In Stock
SZ-A021041
CAS No:NA
Mol.F.: C29H42NO7 : C2F3O2
Mol.Wt.: 516.4 : 113.0
Inv. Status: In Stock

Atracurium EP Impurity A

Picture of Atracurium EP Impurity A
CAT No: SZ-A021043
CAS No: NA
Mol.F. : C52H69N2O12 : C6H5O3S
Mol.Wt. : 914.1 : 157.2
Inv. Status: In Stock
SZ-A021043
CAS No:NA
Mol.F.: C52H69N2O12 : C6H5O3S
Mol.Wt.: 914.1 : 157.2
Inv. Status: In Stock

Atracurium cis-Quaternary methyl ester

Picture of Atracurium cis-Quaternary methyl ester
CAT No: SZ-A021049
CAS No: 1075726-88-3
Mol.F. : C25H34NO6 : C6H5O3S
Mol.Wt. : 444.5 : 157.2
Inv. Status: In Stock
SZ-A021049
CAS No:1075726-88-3
Mol.F.: C25H34NO6 : C6H5O3S
Mol.Wt.: 444.5 : 157.2
Inv. Status: In Stock

R-cis-R'-trans-Atracurium

Picture of R-cis-R'-trans-Atracurium
CAT No: SZ-A021050
CAS No: NA
Mol.F. : C53H72N2O12
Mol.Wt. : 929.2
Inv. Status: Custom Synthesis
SZ-A021050
CAS No:NA
Mol.F.: C53H72N2O12
Mol.Wt.: 929.2
Inv. Status: Custom Synthesis

Atracurium Impurity 13

Picture of Atracurium Impurity 13
CAT No: SZ-A021051
CAS No: 24698-43-9
Mol.F. : C10H14O3S
Mol.Wt. : 214.3
Inv. Status: Custom Synthesis
SZ-A021051
CAS No:24698-43-9
Mol.F.: C10H14O3S
Mol.Wt.: 214.3
Inv. Status: Custom Synthesis

Atracurium Impurity 14

Picture of Atracurium Impurity 14
CAT No: SZ-A021052
CAS No: 91950-41-3
Mol.F. : C10H14O3S
Mol.Wt. : 214.3
Inv. Status: Custom Synthesis
SZ-A021052
CAS No:91950-41-3
Mol.F.: C10H14O3S
Mol.Wt.: 214.3
Inv. Status: Custom Synthesis

Atracurium Oxalate EP impurity B

Picture of Atracurium Oxalate EP impurity B
CAT No: SZ-A021053
CAS No: 96687-52-4
Mol.F. : C51H66N2O12 : 2C2H2O4
Mol.Wt. : 899.1 : 2(90.0)
Inv. Status: In Stock
SZ-A021053
CAS No:96687-52-4
Mol.F.: C51H66N2O12 : 2C2H2O4
Mol.Wt.: 899.1 : 2(90.0)
Inv. Status: In Stock

Atracurium Impurity 15

Picture of Atracurium Impurity 15
CAT No: SZ-A021054
CAS No: 86682-55-5
Mol.F. : C20H25NO5
Mol.Wt. : 359.4
Inv. Status: Custom Synthesis
SZ-A021054
CAS No:86682-55-5
Mol.F.: C20H25NO5
Mol.Wt.: 359.4
Inv. Status: Custom Synthesis

Atracurium EP Impurity E

Picture of Atracurium EP Impurity E
CAT No: SZ-A021055
CAS No: 87046-73-9
Mol.F. : C24H32NO6
Mol.Wt. : 430.5
Inv. Status: Custom Synthesis
SZ-A021055
CAS No:87046-73-9
Mol.F.: C24H32NO6
Mol.Wt.: 430.5
Inv. Status: Custom Synthesis

Atracurium EP Impurity F

Picture of Atracurium EP Impurity F
CAT No: SZ-A021056
CAS No: 34866-20-1
Mol.F. : C22H30NO4
Mol.Wt. : 372.5
Inv. Status: Custom Synthesis
SZ-A021056
CAS No:34866-20-1
Mol.F.: C22H30NO4
Mol.Wt.: 372.5
Inv. Status: Custom Synthesis

Atracurium EP Impurity H

Picture of Atracurium EP Impurity H
CAT No: SZ-A021057
CAS No: NA
Mol.F. : C54H74N2O12
Mol.Wt. : 943.2
Inv. Status: Custom Synthesis
SZ-A021057
CAS No:NA
Mol.F.: C54H74N2O12
Mol.Wt.: 943.2
Inv. Status: Custom Synthesis

Atracurium EP Impurity I

Picture of Atracurium EP Impurity I
CAT No: SZ-A021058
CAS No: NA
Mol.F. : C54H74N2O12
Mol.Wt. : 943.2
Inv. Status: Custom Synthesis
SZ-A021058
CAS No:NA
Mol.F.: C54H74N2O12
Mol.Wt.: 943.2
Inv. Status: Custom Synthesis

Atracurium EP Impurity J

Picture of Atracurium EP Impurity J
CAT No: SZ-A021059
CAS No: 80-18-2
Mol.F. : C7H8O3S
Mol.Wt. : 172.2
Inv. Status: In Stock, 3-4 days for Dispatch
Same As : SZ-M039033,
SZ-A021059
CAS No:80-18-2
Mol.F.: C7H8O3S
Mol.Wt.: 172.2
Inv. Status: In Stock, 3-4 days for Dispatch
Same As : SZ-M039033,

Atracurium cis-Quaternary Acid

Picture of Atracurium cis-Quaternary Acid
CAT No: SZ-A021060
CAS No: 1075727-06-8
Mol.F. : C24H32NO6 : C6H5O3S
Mol.Wt. : 430.5 : 157.2
Inv. Status: In Stock
SZ-A021060
CAS No:1075727-06-8
Mol.F.: C24H32NO6 : C6H5O3S
Mol.Wt.: 430.5 : 157.2
Inv. Status: In Stock

Bisacrylate

Picture of Bisacrylate
CAT No: SZ-A021061
CAS No: 36840-85-4
Mol.F. : C11H16O4
Mol.Wt. : 212.2
Inv. Status: Under Synthesis
SZ-A021061
CAS No:36840-85-4
Mol.F.: C11H16O4
Mol.Wt.: 212.2
Inv. Status: Under Synthesis