Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 21510
Trade name / designation / denomination Butamirat-dihydrogencitrat
CAS number 18109-81-4
Other names / synonyms•2-hydroxypropane-1,2,3-tricarboxylic acid; 2-phenylbutanoic acid 2-[2-(diethylamino)ethoxy]ethyl ester; •Butamirate Dihydrogencitrate; •diethyl[2-[2-(2-phenylbutyroyloxy)ethoxy]ethyl]ammonium dihydrogen citrate;
EC number242-006-8
Molecular weight [g / mol]499.55128
FormulaC24H37NO10


Parameter Test Method Specification Unit

Organoleptic test
Appearance of solution Clear, < Y6
Appearance White to slightly yellow, lumpy, waxy powder

Physical parameter
Loss on drying ≤ 1,0 %
pH value 3,50  â€“  4,00

Identity
Assay 98,5  â€“  101,0 %
Identification TLC positive
Identification Test for citrates: positive
Infrared absorbtion spectrometry conform to the reference
Melting Point (identity) 74,0  â€“  78,0 °C
UV spectroscopy conform to the reference

Impurities
Heavy Metals (as Pb) ≤ 10 ppm
Readily carbonizable substances ≤ BY5
Sulphated ash ≤ 0,1 %
Impurity TLC ≤ 0,10 %
Impurity HPLC B1: ≤ 0,15 %
Impurity HPLC B2: ≤ 0,15 %
Impurity HPLC C: ≤ 0,15 %
Impurity HPLC D: ≤ 0,10 %
Impurity HPLC each other: ≤ 0,10 %
Impurity HPLC sum: ≤ 1,0 %

Residual Solvents
Acetone ≤ 5000 ppm
Petroleum Ether ≤ 5000 ppm
Toluene ≤ 890 ppm

Elemental Impurities
Chlorides (Cl) ≤ 50 ppm

Microbiological data
Aerobic microorganisms ≤ 1000 CFU/g
Escherichia Coli. neg.
Yeast and Mould ≤ 100

Supplemental information:

Shelf life: 2 years

Version of manufacturer: 8

Conclusion: The above mentioned product complies with tests of AP 016/F076/C.


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 26. Sep. 2021
We only confirm that we took over the data from our supplier accordingly. Despite careful working, errors in the takeover are not totally excluded. Some or all parts off the document may be translated due to our best knowledge from the original to give a better understanding. If you have any questions about specific details, please call us directly. Unless otherwise marked, these data do not originate from us and have not been tested by us on the correctness. The above information corresponds to the present state of our knowledge and is intended as a general description of our products and their possible applications. We make no warranties, expressed or implied, as to the information's accuracy, adequacy, sufficiency or freedom from defect and assumes no liability in connection with any use of this information. Any user of this product is responsible for determining the suitability of our products for its particular application. The foregoing information does not absolve the buyer of its own tests. Observing existing laws and regulations, is the responsibility of the buyer of our product. Nothing included in this information waives any of our General Terms and Conditions of Sale, which control unless it agrees other in writing. Any existing intellectual/industrial property rights must be observed. Due to possible changes in our products and applicable national and international regulations and laws, the status of our products could change. Material Safety Data Sheets providing safety precautions, that should be observed when handling or storing our products, are available upon request and are provided in compliance with applicable law. The user should obtain and review the applicable Material Safety Data Sheet information before handling any of these products. For additional information, please contact us.


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