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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Atracurium, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Atracurium impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Atracurium-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Atracurium Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-trans-Atracurium Besylate-d4 Stable Isotopes CS-T-98748 Not Available Enquire
Cisatracurium-d6-20-methyl Dibenzenesulfonate Stable Isotopes CS-T-99325 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Atracurium API Standards CS-DF-00016 64228-79-1 Enquire
Atracurium besylate API Standards CS-O-00905 64228-81-5 In Stock
Atracurium oxalate API Standards CS-O-32187 64228-78-0 Enquire
Cisatracurium API Standards CS-EO-03438 96946-41-7 Enquire
Cisatracurium besylate API Standards CS-O-01188 96946-42-8 In Stock
Cisatracurium Oxalate API Standards CS-O-32184 96687-52-4 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-trans-Atracurium Besylate Impurities CS-T-92640 96946-46-2 Enquire
(R,cis)-7-Methyl Atracurium Dibesylate Impurities CS-T-80671 1193104-80-1 Enquire
(R-trans, R'-trans)-Atracurium Impurities CS-EO-00699 96946-45-1 Enquire
Atracurium cis-trans isomer Impurities CS-O-52095 96946-51-9 Enquire
Atracurium Besylate - Impurity A Impurities CS-O-36113 Not Available Enquire
Atracurium Besylate EP Impurity C Impurities CS-O-44938 86293-35-8 In Stock
Atracurium Besylate EP impurity C trifluoroacetate salt Impurities CS-EO-03355 86293-35-8 (freebase) Enquire
Atracurium Besylate EP Impurity D trifluoroacetate salt Impurities CS-EO-03357 87046-72-8 (Freebase) Enquire
Atracurium Besylate Impurity D2 Iodide (cis-Quaternary Alcoh... Impurities CS-EO-03349 1100676-15-0 (Freebase) Enquire
Atracurium Besylate-Impurity C Impurities CS-O-56444 2767988-75-8 Enquire
Atracurium Besylate-Impurity D Impurities CS-O-56445 2767988-76-9 Enquire
Atracurium cis-Quaternary methyl ester (Chloride) Impurities CS-EO-03356 1075726-87-2 (Freebase) Enquire
Atracurium EP Impurity D (Mixture of Diastereomers) Impurities CS-O-44937 87046-72-8 In Stock
Atracurium EP Impurity D Iodide Impurities CS-P-03239 Not Available Enquire
Atracurium EP Impurity D Iodide (Mixture of Diastereomers) Impurities CS-EO-03352 87046-72-8 (Freebase) Enquire
Atracurium EP impurity E Impurities CS-O-44939 99469-29-1 In Stock
Atracurium EP impurity G Hydrochloride Impurities CS-EO-03360 37545-26-9 Enquire
Atracurium Impurity 43 Impurities CS-P-08757 91950-41-3 Enquire
Atracurium Impurity 5 Impurities CS-EO-03354 876290-45-8 Enquire
Atracurium Impurity A1 (trans-Monoquatenary) Impurities CS-EO-03350 2024603-91-4 (Freebase) Enquire
Atracurium Impurity A2 (cis-Monoquatenary) TFA salt Impurities CS-EO-02204 Not Available Enquire
Atracurium Impurity B Impurities CS-DG-00010 64228-84-8 Enquire
Atracurium Impurity C1 and C2 Iodide Impurities CS-EO-03353 119403-01-9 (Freebase) Enquire
Atracurium Impurity D2 (Cis) Impurities CS-DG-00006 1100676-16-1 Enquire
Atracurium Impurity E Impurities CS-DG-00008 1075727-06-8 Enquire
Atracurium Impurity E (cis-Quaternary Acid) TFA salt Impurities CS-EO-03348 1075727-04-6 (Freebase) Enquire
Atracurium Impurity F Impurities CS-DG-00005 41431-32-7 Enquire
Atracurium Impurity V Impurities CS-DG-00004 1075726-86-1 Enquire
Cisatracurium Analog Cis-Cis-Triester Impurities CS-O-45363 Not Available Enquire
Cisatracurium Besilate EP Impurity B Impurities CS-O-45314 732929-47-4 Enquire
Cisatracurium Besilate EP Impurity F Impurities CS-O-43121 1100676-15-0 Enquire
Cisatracurium Besilate EP Impurity O Impurities CS-O-43126 2803857-41-0 Enquire
Cisatracurium Besilate EP Impurity P Impurities CS-O-43127 2024603-91-4 Enquire
Cisatracurium besilate EP Impurity Q Impurities CS-P-08993 Not Available Enquire
Cis-Atracurium Besylate EP Impurity C Impurities CS-O-32976 Not Available Enquire
Cis-Atracurium Besylate EP Impurity D Impurities CS-O-32975 Not Available Enquire
Cis-Atracurium Besylate EP Impurity E Impurities CS-O-32981 Not Available Enquire
Cis-Atracurium Besylate EP Impurity G Impurities CS-O-32985 96946-46-2 In Stock
Cis-Atracurium Besylate EP Impurity H Impurities CS-O-32986 Not Available Enquire
Cis-Atracurium Besylate EP Impurity I Impurities CS-O-32977 1193104-82-3 Enquire
Cis-Atracurium Besylate EP Impurity K Impurities CS-O-32973 Not Available Enquire
Cis-Atracurium Besylate EP Impurity L Impurities CS-O-32978 Not Available Enquire
Cis-Atracurium Besylate EP Impurity M Impurities CS-O-32972 Not Available Enquire
Cis-Atracurium Besylate EP Impurity N Impurities CS-O-32982 Not Available Enquire
Cis-Atracurium Besylate EP Impurity O Impurities CS-O-32983 155913-31-8 Enquire
Cis-Atracurium Besylate EP Impurity P Impurities CS-O-32987 Not Available Enquire
Cis-Atracurium Besylate EP Impurity Q Impurities CS-O-32988 Not Available Enquire
Cis-Atracurium Besylate EP Impurity S Impurities CS-O-32971 Not Available Enquire
Cis-Atracurium Besylate EP Impurity T Impurities CS-O-32970 Not Available Enquire
Cis-Atracurium Besylate EP Impurity U Impurities CS-O-32969 Not Available Enquire
Cis-Atracurium Besylate EP Impurity V Impurities CS-O-32968 Not Available Enquire
Cis-Atracurium Besylate EP Impurity W Impurities CS-O-32967 Not Available Enquire
Cisatracurium EP Impurity D Chloride Impurities CS-EO-03435 1075726-87-2 (Freebase) Enquire
Cisatracurium EP Impurity F Chloride Impurities CS-EO-03436 1100676-15-0 (Freebase) Enquire
Cisatracurium EP Impurity I Impurities CS-EO-03440 1193104-81-2 Enquire
Cisatracurium EP Impurity K Impurities CS-EO-03441 1193104-79-8 Enquire
Cisatracurium EP Impurity O (TFA salt) Impurities CS-EO-03437 2803857-41-0 (Freebase) Enquire
Cisatracurium- Quaternary methyl ester Impurities CS-O-44528 1075726-87-2 Enquire
Cisatracurium-20-methyl Dibenzenesulfonate Impurities CS-T-72112 1193104-85-6 Enquire
Cis-monoacrylate Impurities CS-EO-00702 Not Available Enquire
cis-Monoacrylate Atracurium Besylate Impurities CS-O-58083 2803857-42-1 Enquire
cis-Quaternary Alcohol Impurities CS-EO-00456 Not Available Enquire
N-Desmethyl Atracurium Besylate Impurities CS-T-94095 2024603-92-5 Enquire
R-cis -R’-trans -Atracurium Impurities CS-O-45145 Not Available Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Atracurium besilate (Y0000424) EP Standards CS-EG-02628 64228-81-5 Enquire
Atracurium for impurity F identification EP Standards CS-EG-00134 64228-81-5 Enquire
Atracurium for peak identification EP Standards CS-EG-00135 64228-81-5 Enquire
Cisatracurium besilate (Y0001766) EP Standards CS-EG-00357 96946-42-8 Enquire
Cisatracurium for peak identification EP Standards CS-EG-00358 96946-42-8 Enquire
Cisatracurium for system suitability EP Standards CS-EG-00359 96946-42-8 Enquire