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Closantel Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Closantel, pharmacopeial and non-pharmacopeial Closantel impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Closantel impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Closantel-related products are thoroughly characterized. Closantel products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Closantel EP Impurity A

Picture of Closantel EP Impurity A
SZ CAT No:: SZ-C245002
CAS No: 133-91-5
Mol.F.: C7H4I2O3
Mol.Wt.: 389.9
Inv. Status: Custom Synthesis
Rel. CAS No: 17274-17-8 (sodium salt) ; 1015937-56-0 (potassium salt)

Closantel EP Impurity B

Picture of Closantel EP Impurity B
SZ CAT No:: SZ-C245003
CAS No: 61437-85-2
Mol.F.: C15H12Cl2N2
Mol.Wt.: 291.2
Inv. Status: Custom Synthesis
Rel. CAS No: 83763-13-7 (HCl salt)

Closantel EP Impurity C

Picture of Closantel EP Impurity C
SZ CAT No:: SZ-C245004
CAS No: NA
Mol.F.: C22H15Cl2I2NO4
Mol.Wt.: 682.1
Inv. Status: Custom Synthesis

Closantel EP Impurity D

Picture of Closantel EP Impurity D
SZ CAT No:: SZ-C245005
CAS No: NA
Mol.F.: C22H16Cl2I2N2O3
Mol.Wt.: 681.1
Inv. Status: Custom Synthesis

Closantel EP Impurity E

Picture of Closantel EP Impurity E
SZ CAT No:: SZ-C245006
CAS No: NA
Mol.F.: C22H14Cl3IN2O2
Mol.Wt.: 571.6
Inv. Status: Custom Synthesis

Closantel EP Impurity F

Picture of Closantel EP Impurity F
SZ CAT No:: SZ-C245007
CAS No: 50274-07-2
Mol.F.: C21H13Cl2I2NO3
Mol.Wt.: 652.0
Inv. Status: Custom Synthesis

Closantel EP Impurity G

Picture of Closantel EP Impurity G
SZ CAT No:: SZ-C245008
CAS No: 2724801-62-9
Mol.F.: C23H18Cl2I2N2O3
Mol.Wt.: 695.1
Inv. Status: Custom Synthesis

Closantel EP Impurity H

Picture of Closantel EP Impurity H
SZ CAT No:: SZ-C245009
CAS No: NA
Mol.F.: C23H17Cl2I2NO4
Mol.Wt.: 696.1
Inv. Status: Custom Synthesis

Closantel EP Impurity I

Picture of Closantel EP Impurity I
SZ CAT No:: SZ-C245010
CAS No: 2512196-10-8
Mol.F.: C22H15Cl2IN2O2
Mol.Wt.: 537.2
Inv. Status: Custom Synthesis

Closantel EP Impurity J

Picture of Closantel EP Impurity J
SZ CAT No:: SZ-C245011
CAS No: 2731038-10-9
Mol.F.: C44H27Cl3I4N4O4
Mol.Wt.: 1289.7
Inv. Status: Custom Synthesis

Closantel Sodium Dihydrate

Picture of Closantel Sodium Dihydrate
SZ CAT No:: SZ-C245001
CAS No: NA
Mol.F.: C22H13Cl2I2N2O2 : Na : 2(H2O)
Mol.Wt.: 662.1 : 23.0 : 2(18.0)
Inv. Status: Custom Synthesis
Rel. CAS No: 57808-65-8 (free base) ; 61438-64-0 (sodium salt)
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