Name | Cisatracurium besilate |
Synonyms | 96946-42-8 Cisatracurium Besilete Cisatracurium besilate Cisatracurium besylate (1R,2R,1'R,2'R)-2,2'-{pentane-1,5-diylbis[oxy(3-oxopropane-3,1-diyl)]}bis[1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium] bisbenzenesulfonate (1R,1'R,2R,2'R)-2,2'-[1,5-Pentanediylbis[oxy(3-oxo-3,1-propanediyl)]]bis[1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-isoquinolinium dibenzenesulfonate (1R,2R)-1-(3,4-dimethoxybenzyl)-2-(3-{[5-({3-[(2R,4R)-4-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-3,4-dihydroisoquinolinium-2(1H)-yl]propanoyl}oxy)pentyl]oxy}-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinium bisbenzenesulfonate |
CAS | 96946-42-8 |
InChI | InChI=1/C53H72N2O12.2C6H6O3S/c1-54(34-39(26-36-14-16-44(58-3)46(28-36)60-5)41-32-50(64-9)49(63-8)31-40(41)35-54)21-19-52(56)66-24-12-11-13-25-67-53(57)20-23-55(2)22-18-38-30-48(62-7)51(65-10)33-42(38)43(55)27-37-15-17-45(59-4)47(29-37)61-6;2*7-10(8,9)6-4-2-1-3-5-6/h14-17,28-33,39,43H,11-13,18-27,34-35H2,1-10H3;2*1-5H,(H,7,8,9)/q+2;;/p-2/t39-,43+,54+,55+;;/m0../s1 |
Molecular Formula | C53H72N2O12·2C6H5O3S |
Storage Condition | 2-8℃ |
MDL | MFCD00871018 |
Physical and Chemical Properties | White to light yellow powder |
Use | Cisatracurium Besylate is a non-depolarizing neuromuscular blocker that antagonizes acetylcholine by inhibiting neuromuscular conduction. |
calculated as dried product, the content of C53H72N3012 • 2C5H503S should be 95.0% ~ 102.0%
take this product, precision weighing, plus ethanol dissolution and quantitative dilution of about 10 mg per lml solution, according to the law (General 0621), the specific rotation IS -54 ° to -60 °.
1mg | 5mg | 10mg | |
---|---|---|---|
1 mM | 0.804 ml | 4.021 ml | 8.042 ml |
5 mM | 0.161 ml | 0.804 ml | 1.608 ml |
10 mM | 0.08 ml | 0.402 ml | 0.804 ml |
5 mM | 0.016 ml | 0.08 ml | 0.161 ml |
take 0.lg of this product, add 10ml of water to dissolve, and measure according to law (General rule 0631). The pH value should be 3.5~5.0.
take 0.10g of this product and add 10ml of water to dissolve, the solution should be clear and colorless; If it is turbid, it should not be more concentrated compared with No. 1 turbidity standard solution (General rule 0902 first method); If it is colored, comparison with yellow No. 2 Standard Colorimetric solution (General rule 0901 first method), not deeper.
take 0.50g of this product, add water 30ml to dissolve, check according to law (General rule 0802 ), compared with the standard potassium sulfate solution 2.5ml made of the control solution, not more concentrated (0.05%).
take this product, add mobile phase A to dissolve and dilute to prepare A solution containing lmg per lml as A test solution; Take 1ml for precision measurement and put it in A 100ml measuring flask, the mobile phase A was diluted to the scale, and shaken to be used as A control solution; An appropriate amount of A single quaternary ammonium impurity control was taken, and the mobile phase A was added to dissolve and prepare A solution containing about 20ug in 1ml as A positioning control solution. According to the content determination under the chromatographic conditions test. The retention time of the peak of cisatracurium was about 30 minutes; 20 u1 of the reference solution, the control solution and the test solution for positioning were respectively injected into the liquid chromatograph, and the chromatograms were recorded. If there are impurity peaks in the chromatogram of the test solution,(SS)-isomer (impurity I) and (RS)-isomer (impurity II) the peak area shall not be greater than 0.5 times (0.5%) of the main peak area of the control solution, and the peak area of single quaternary ammonium salt shall not be greater than 1.5 times (1.5%) of the main peak area of the control solution, other single impurity peak area shall not be greater than 1.5 times (1.5%) of the main peak area of the control solution; Except for impurity I and impurity II peaks, the sum of the peak areas of other impurities shall not be greater than 5 times (5.0%) of the main peak area of the control solution.
take this product, add the mobile phase to dissolve and dilute to make a solution containing about 0.3mg per 1ml as the test solution; Take 1ml for precision measurement and put it in a 100ml measuring flask, dilute to the scale with mobile phase, shake, as a control solution; Take an appropriate amount of atracurium benzenesulfonate control, and dissolve and dilute with mobile phase to make 0. As a control solution, 1 mg of the solution was tested by high performance liquid chromatography (General 0512). Use a chiral chromatographic column (Chmlcel OD-RH column applicable), with 0.05mol/L potassium hexafluorophosphate buffer (take G potassium hexafluorophosphate, add water 3.0 to dissolve, adjust pH to with phosphoric acid)-acetonitrile (50:50) as mobile phase; The detection wavelength was 280nm. The reference solution 20u1 is injected into the liquid chromatograph, and the order of peaks is impurity I, impurity II and cisatracurium, and the separation degree between adjacent chromatographic peaks shall meet the requirements. 20ul of the control solution was injected into the liquid chromatograph to adjust the detection sensitivity. The signal-to-noise ratio of the main component peak height should be greater than 10, the chromatogram was recorded. If there is impurity I peak in the chromatogram of the test solution, the peak area shall not be greater than 1.5 times (1.5%) of the main peak area of the control solution. If there is impurity II peak, the peak area shall not be greater than the main peak area of the control solution (1.0%).
take this product, with phosphorus pentoxide as desiccant, at 50°C under reduced pressure drying to constant weight, weight loss should not exceed 2.0% (General rule 0831).
take l.Og of this product and check it according to law (General rule 0841). The residue left shall not exceed 0.2%.
The residue left under the item of taking the ignition residue shall not contain more than 20 parts per million of heavy metal when examined by law (General rule 0821, Law II).
measured by high performance liquid chromatography (General 0512).
take this product, precision weighing, adding mobile phase A to dissolve and quantitatively dilute to make A solution containing about 0.4mg per lml, as A test solution, precision injection liquid chromatograph, the chromatogram was recorded, and the reference substance of benzenesulfonic cis-atracurium was determined by the same method. According to the external standard method to calculate the peak area, that is.
skeletal muscle relaxants.
It was sealed and stored at 2-8°C.
This product is a sterile lyophilized product made of benzenesulfonic cisatracurium and suitable auxiliary materials, containing benzenesulfonic cisatracurium, calculated as cisatracurium (C53H12N2012), which should be 90.0% ~ 110.0% of the label amount.
This product is white or off-white loose block or powder.
Take 10 bottles of this product, add water to dissolve, quantitatively dilute with mobile phase A to prepare A solution containing 0.2mg of cisatracurium per 1 ml as A test solution, the average content of 10 bottles was determined according to the method under the item of determining the content of cis-Atracurium in benzene cancer.
with benzenesulfonic cis-Atracurium.
Based on C53H12N2012 (l)5mg (2)10mg(3)20Mg
It was sealed and stored at 2-8°C.