Potassium N , N -dimethyl glycinate
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Surname | Potassium N , N -dimethyl glycinate | ||||||||||||||||||
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Molecular formula | C 4 H 8 KNO 2 | ||||||||||||||||||
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Molar mass | 171.15 g mol −1 | ||||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Potassium N , N -dimethylglycinate is a chemical compound that is the potassium salt of dimethylglycine .
history
Potassium N , N was -dimethylglycinat 1935 by IG Farben for Alkazid process (also Sulfosolvanverfahren called, gas scrubbing ) for selective removal of hydrogen sulphide (and carbon dioxide ) from coking and refinery gases patented. After the Second World War , the development was taken over by BASF and used in 50 commercial plants between 1950 and 1976. It was then replaced by MDEA .
properties
Potassium N , N -dimethyl glycinate is a zwitterion . The compound is prone to HCN poisoning .
Individual evidence
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
- ↑ Patent US1990217 : Separation of hydrogen sulphide from gaseous mixtures containing the same. Registered on June 18, 1932 , published on February 5, 1935 , applicant: IG Farben, inventor: Hans Bähr, Helmut Mengdehl.
- ↑ Amino acid solvents - Overview, application and experience at SINTEF / NTNU
- ↑ CO 2 Removal from Syngas Using Piperazine ‐ Activated MDEA and Potassium Dimethyl Glycinate ( Memento of the original from March 4, 2016 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. .
- ↑ Post-combustion CO 2 Capture with Amino-Acid Salts ( Memento of the original from September 24, 2015 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. .
- ^ Emil Supp : How to Produce Methanol from Coal Springer Science + Business Media , 1990, ISBN 978-3-662-00895-9 , p. 77.